michaolide F

A cembrane diterpenoid with cytotoxic activity isolated from the soft coral Lobophytum michaelae.


myrcenol

A monoterpenoid that is oct-7-en-2-ol substituted by a methyl group at position 2 and a methylidene group at position 6 respectively.


cornusalterin F

A tirucallane triterpenoid that is (13alpha,14beta,17alpha,20S)-lanosta-2,7-dien-1-one substituted by an oxo group at position 1.  It has been isolated from the stem and stem barks of Cornus walteri.


A 6-isopropenyl-4,4a-dimethyl-2,3,4,4a,5,6,7,8-octahydronaphthalen-2-ol that is (-)-4-epi-eremophilene in which the 2-pro-R hydrogen has been replaced by a hydroxy group.


A  quassinoid that is the 3,15-di-O-acetyl derivative of bruceolide. It has been isolated from  Brucea javanica and Brucea sumatrana.


(R)-(+)-perillyl alcohol

A perillyl alcohol in which the chiral centre has R configuration.


(+)-DELTA-CADINENE

A member of the cadinene family of sesquiterpenes in which the double bonds are located at the 4-4a and 7-8 positions, and in which the isopropyl group at position 1 is cis to the hydrogen at the adjacent bridgehead carbon (the 1S,8aR-enantiomer).


YUNACONITINE

A diterpene alkaloid with formula C35H49NO11 that is isolated from several Aconitum species.


edaxadiene

A bicyclic halimane-type diterpenoid produced by the pathogen Mycobacterium tuberculosis as a defense against macrophage attack. The structure was revised in 2010, having been initially thought to be tricyclic. The compound was originally named nosyberkol after it was first isolated in 2004 from a sponge, Raspailia sp., collected from the Nosy Be island of Madagascar.


A dolichyl diphosphooligosaccharide in which the oligosaccharide moiety is the Man8GlcNAc2 branched decasaccharide alpha-D-Man-(1->2)-alpha-D-Man-(1->2)-alpha-D-Man-(1->3)-[alpha-D-Man-(1->2)-alpha-D-Man-(1->3)-[alpha-D-Man-(1->6)]-alpha-D-Man-(1->6)]-beta-D-Man-(1->4)-beta-D-GlcNAc-(1->4)-D-GlcNAc.


A polyprenyl glycosyl phosphate consisting of the heptasaccharide [alpha-D-GalNAc-(1->4)]2-[beta-D-Glc-(1->3)]-[alpha-D-GalNAc-(1->4)]2-alpha-D-GalNAc-(1->3)-alpha-D-diNAcBac linked via a diphospho group to tritrans,heptacis-undecaprenol.


beta-curcumene

A sesquiterpene that is alpha-curcumene in which the p-tolyl group has been reduced to a 4-methylcyclohexa-1,4-dien-1-yl group.


dihydrocarveol

A p-menthane monoterpenoid that is the dihydro derivative of  carveol.


A polyprenyl glycosyl diphosphate having N-acetyl-alpha-D-glucosamine as the glycosyl fragment.


cucurbitacin J

A  cucurbitacin that is 9,10,14-trimethyl-4,9-cyclo-9,10-secocholesta-2,5-diene substituted by hydroxy groups at positions 2, 16, 20, 24 and 25 and oxo groups at positions 1, 11 and 22.


bisanhydrobacterioruberin

A C50 carotenoid that is an intermediate in the biosynthesis of bacterioruberin, a red-coloured pigment found in several Halobacterium and Haloarcula species.


henicosaprenyl diphosphate

A polyprenol diphosphate compound having twenty-one prenyl units with undefined stereochemistry about the double bonds.


glycan G10599

A dolichyl diphosphooligosaccharide compound consisting of a branched tridecasaccharide attached to the dolichyl chain via a diphosphate linkage.


nolinospiroside F

A spirostanyl glycoside that is isolated from Ophiopogon japonicus and exhibits antioxidant properties.


ophiobolin F

A sesterterpenoid that is (7Z)-ophiobola-7,19-diene carrying a hydroxy substituent at position 3.


benzoylaconine

A diterpene alkaloid with formula C32H45NO10 that is isolated from several Aconitum species.


spirilloxanthin

A carotenoid ether that is (3E,3'E)-1,1'-dihydroxy-3,3',4,4'-tetradehydro-1,1',2,2'-tetrahydro-psi,psi-carotene in which both hydroxyl hydrogens are replaced by methyl groups.


DAPHNETOXIN

A daphnane-type orthoester diterpene with potential cholesterol-lowering activity, found exclusively in plants of the family Thymelaeaceae.


NALANTHALIDE

A pyranone diterpenoid isolated from Nalanthamala and Chaunopycnis alba and has been shown to be a blocker of the voltage-gated potassium channel Kv1.3


glochidonol

A  pentacyclic triterpenoid that is lup-20(29)-ene substituted by a beta-hydroxy group at position 1 and an oxo group at position 3. It has been isolated from Breynia fruticosa.


ASCOCHLORIN

A dihydroxybenzaldehyde that is 2,4-dihydroxybenzaldehyde which is substituted by a (1E,3E)-3-methyl-1-[(1R,2R,6R)-1,2,6-trimethyl-3-oxocyclohexyl]penta-1,3-dien-5-yl group at position 3, chlorine at position 5, and a methyl group at position 6. A meroterpenoid produced by several fungi including Ascochyta viciae . It exhibits anticancer, antifungal and antiprotozoal activities.


caribenol A

A terpene lactone that is 3,4,5,5a,6,7,7a,10,10a,10b-decahydro-2H-1-oxabenzo[cd]cyclopenta[h]azulen-2-one substituted by a hydroxy group at position 10b and methyl groups at positions 3, 6, 9 and 10a. It is isolated from the West Indian gorgonian octocoral Pseudopterogorgia elisabethae and exhibits antitubercular and antimalarial activity.


echinenone

A  carotenone that is beta-carotene in which the 4 position has undergone formal oxidation to afford the corresponding ketone. Isolated as orange-red crystals, it is widely distributed in marine invertebrates.


A  lathyrane diterpenoid isolated from the roots of Euphorbia micractina.


ARDISIANOSIDE C

A triterpenoid saponin that is composed of (3beta,16alpha)-13,28-epoxyoleanane-3,16-diol having a alpha-L-Rhap-(1->2)-beta-D-Glcp-(1->4)-alpha-L-Arap moiety attached at position 3 by a glycosidic linkage. It is isolated from the whole plants of Ardisia japonica and exhibits significant cytotoxicity against a panel of human cancer cell lines.


michaolide B

A cembrane diterpenoid with cytotoxic activity isolated from the soft coral Lobophytum michaelae.


quassimarin

A quassinoid isolated from Quassia amara and Leitneria floridana and has been shown to exhibit antitumour activity.


vitamin A palmitate

An all-trans-retinyl ester obtained by formal condensation of the carboxy group of palmitic (hexadecanoic acid) with the hydroxy group of all-trans-retinol. It is used in cosmetic products to treat various skin disorders such as acne, skin aging, wrinkles, dark spots, and also protect against psoriasis.


A  triterpenoid saponin that is the carboxylic ester obtained by the formal condensation of the carboxy group of arjunolic acid with  beta-D-glucopyranose. It has been isolated from Juglans sinensis.


(-)-beta-chamigrene

The (6R)-enantiomer of beta-chamigrene.


(-)-delta-cadinol

A cadinane sesquiterpenoid that consists of 1,6-dimethyl-4-(propan-2-yl)-1,2,3,4,4a,7,8,8a-octahydronaphthalene having a hydroxy substituent at position 1 and (1R,4S,4aR,8aS)-configuration.


AGLAIABBREVIATIN A

A  tetracyclic triterpenoid isolated from the stems of Aglaia abbreviata.


alpha-seco-amyrin

A triterpenoid that is (2S)-1,2,3,4,4a,5,8,8a-octahydronaphthalen-2-ol substituted by methyl groups at the 1, 1, 4a, and 6 positions and substituted at position 5 by a 2-[(4aR,7R,8S,8aR)-2,4a,7,8-tetramethyl-3,4,4a,5,6,7,8,8a-octahydronaphthalen-1-yl]ethyl group.


taxine B

A diterpene alkaloid and potent cardiotoxin that is found in the leaves and berries of the European yew (Taxus baccata).


scutebarbatine E

A diterpene alkaloid of group of neo-clerodanes isolated from the whole plants of Scutellaria barbata and has been shown to exhibit neoplastic activity.


NOOTKATONE

A sesquiterpenoid that is 4,4a,5,6,7,8-hexahydronaphthalen-2(3H)-one which is substituted by methyl groups at positions 4 and 4a, and by an isopropenyl group at position 6 (the 4R,4aS,6R stereoisomer).


forskoditerpenoside E

A diterpene glycoside that is labd-14-en-11-one substituted by beta-acetoxy group at position 6, an epoxy group between positions 8 and 13 and a beta-D-glucopyranosyloxy group at position 1 (the 1alpha stereoisomer). Isolated from the whole plant of Coleus forskohlii, it shows relaxative effects on isolated guinea pig tracheal spirals in vitro.


A limonoid that is 20,21,22,23-tetrahydroazadirone substituted by an additional oxo group at position 23. It has been isolated from Azadirachta indica.


p-menthadiene

A monoterpene that consists of an unsaturated p-menthane skeleton having two double bonds.


A germacrane sesquiterpenoid that is germacra-1(10),4-diene carrying an additional hydroxy substituent at position 11.


caribenol B

A cyclic terpene ketone that is 2a,3,4,5,5a,6,7,8-octahydroacenaphthylen-1(2H)-one substituted by hydroxy groups at positions 2 and 2a, methyl groups at positions 2, 5 and 8 and a 2-methylprop-1-en-1-yl group at position 3. It is isolated from the the West Indian gorgonian octocoral Pseudopterogorgia elisabethae and exhibits antitubercular and antimalarial activity.


juvenile hormone

A family of farnesane sesquiterpenoids that regulate many aspects of insect physiology.


α-humulene

The (1E,4E,8E)-isomer of alpha-humulene.


A hopanoid that is hop-22(29)-ene substituted by an acetoxy group at position 3 and a hydroxy group at position 15 (the 3beta,15alpha-stereoisomer). It has been isolated from Hypocrella species.


An abietane diterpenoid that is ferruginol in which a hydrogen of the bridgehead methyl group and the hydrogen ortho to the phenolic hydroxy group have both been replaced by hydroxy groups.


astragaloside II

A triterpenoid saponin that is cycloastragenol glycosylated at positions 3 and 6 by 2-O-acetyl-beta-D-xylosyl and beta-D-glucosyl residues respectively.


clethroidoside G

A triterpenoid saponin that is (3beta,16alpha)-3,16-dihydroxy-12-oxooleanan-28-al attached to a beta-D-glucopyranosyl-(1->2)-[beta-D-glucopyranosyl-(1->4)]-alpha-L-arabinopyranosyl residue at position 3 via a glycosidic linkage. It has been isolated from the aerial parts of Lysimachia clethroides.


LAMESTICUMIN D

A triterpenoid of the class of onoceranoid-type terpenoids isolated from the twigs of Lansium domesticum.


A 3beta-hydroxy-4alpha-formyl-4beta-methylsteroid that is 9beta-9,19-cyclolanost-24-ene-3beta,28-diol in which the hydroxy group at position 28 has been oxidised to the corresponding aldehyde.


alpha-cubebene

A tricyclic sesquiterpene with formula C15H24, isolated from Hungarian thyme, citrus fruit, chamomile, and several other flowering plants.


ascofuranol

A dihydroxybenzaldehyde that is 2,4-dihydroxybenzaldehyde which is substituted by a {(2E,6E)-7-[(2S,4S)-4-hydroxy-5,5-dimethyltetrahydrofuran-2-yl]-3-methylocta-2,6-dien-1-yl} group at position 3, chlorine at position 5, and a methyl group at position 6. A meroterpenoid produced by various filamentous fungi, including Acremonium egyptiacum.


all-trans-hexaprenol

A long-chain primary fatty alcohol that is the all-trans-isomer of hexaprenol.


tetracyclic triterpenoid

Any triterpenoid consisting of a tetracyclic skeleton.


A heterobicyclic compound that is costunolide in which the pro-S hydrogen at position 3 has been replaced by a hydroxy group.


DEACETYLNIMBIN

A limonoid that is nimbin in which the acetyloxy group at position 6 is replaced by a hydroxy hroup. It has been isolated from Azadirachta indica.


beta-D-mannosyl decaprenyl phosphate

A polyprenyl glycosyl phosphate that is 1-O-phosphono-beta-D-mannopyranose in which one of the hydroxy groups of the phosphate is substituted by a [(2Z,6Z,10Z,14Z,18Z,22Z,26Z,30Z,34E)-3,7,11,15,19,23,27,31,35,39-decamethyltetraconta-2,6,10,14,18,22,26,30,34,38-decaen-1-yl]oxy group.


9-deoxy-hymatoxin A

An organic heterotetracyclic compound that is isopimarane in which a hydrogen at position 2 of the 13-ethyl substituent has been replaced by a (sulfooxy) group, a double bond has been introduced at the 7-8 position, and the beta-methyl group at position 4 has been oxidised to the corrsponding carboxy group and coupled to position 6 to give a gamma-lactone. Isolated from an avendophytic fungus, Xylaria sp. YM 311647, obtained from Azadirachta indica, it shows potent inhibitory activity against C. albicans and Pyricularia oryzae.


rubixanthin

A carotenol that is a natural xanthophyll pigment. It was formerly used as a food colourant (E161d), but approval for this purpose has been withdrawn throughout the European Union.


1,30-diacetyltrichagmalin F

A  limonoid that is the 1,30-diacetyl derivative of trichagmalin F. It has been isolated from Trichilia connaroides.


CUCURBITACIN R

A 23,24-dihydrocucurbitacin in which a lanostane skeleton is multi-substituted with hydroxy, methyl and oxo substituents, with unsaturation at position 5.


rebaudioside B

A rebaudioside that is steviol in which the hydroxy group is replaced by a beta-D-glucopyranosyl-(1->2)-[beta-D-glucopyranosyl-(1->3)]-beta-D-glucopyranosyl group.


all-trans-4-hydroxyretinoic acid

A retinoid that consists of all-trans-retinoic acid bearing a hydroxy substituent at position 4 on the cyclohexenyl ring.


trans,polycis-decaprenyl phosphate

A polyprenol phosphate having ten prenyl units in the chain (the 2Z,6Z,10Z,14Z,18Z,22Z,26Z,30Z,34E-isomer)


BETA-EUDESMOL

A carbobicyclic compound that is trans-decalin substituted at positions 2, 4a, and 8 by 2-hydroxypropan-2-yl, methyl and methylidene groups, respectively (the 2R,4aR,8aS-diastereoisomer).


germacrane

The fundamental parent of a class of sesquiterpenes with a structure based upon a cyclodecane ring substituted with an isopropyl and two methyl groups.


CARDIVIN D

A germacranolide isolated from the aerial parts of Carpesium divaricatum. It exhibits cytotoxicity against the human tumor cells, A-549 (nonsmall cell lung), SK-OV-3 (ovary), SK-MEL-2 (skin), XF-498 (central nervous system) and HCT-15 (colon).


(+)-delta-cadinol

A cadinane sesquiterpenoid that consists of 1,6-dimethyl-4-(propan-2-yl)-1,2,3,4,4a,7,8,8a-octahydronaphthalene having a hydroxy substituent at position 1 and (1S,4R,4aS,8aR)-configuration.


An undecaprenyldiphospho-N-acetylmuramoyl peptide in which the peptide moiety is L-alanyl-D-isoglutaminyl-N(6)-glycyl-L-lysyl-D-alanyl-D-alanine.


Euphorbia diterpenoid 3

A tetracyclic diterpenoid isolated from the whole plant of Euphorbia decipiens and exhibits inhibitory activity against prolyl endopeptidase (EC 3.4.21.26).


An alpha-D-Glc-(1->3)-alpha-D-Man-(1->2)-alpha-D-Man-(1->2)-alpha-D-Man-(1->3)-[alpha-D-Man-(1->2)-alpha-D-Man-(1->3)-[alpha-D-Man-(1->2)-alpha-D-Man-(1->6)]-alpha-D-Man-(1->6)]-beta-D-Man-(1->4)-beta-D-GlcNAc-(1->4)-D-GlcNAc(PP-Dol) in which the anomeric centre has alpha-configuration.


GINSENOSIDE RD

A ginsenoside found in Panax ginseng and Panax japonicus var. major that is (20S)-ginsenoside Rg3 in which the hydroxy group at position 20 has been converted to its beta-D-glucopyranoside.


KHEKADAENGOSIDE K

A triterpenoid saponin isolated from Machilus yaoshansis.


isotrichodermol

A trichothecene mycotoxin produced by Fusarium graminearum. It is a biosynthetic precursor in the synthesis of T2-toxin.


secoxyloganin

A secoiridoid glycoside that is [(2R,3R,4S)-2-hydroxy-5-(methoxycarbonyl)-3-vinyl-3,4-dihydro-2H-pyran-4-yl]acetic acid in which the anometric hydroxy group has been converted to the corresponding beta-D-glucoside. It has been isolated from several plant species and exhibits antioxidant and anti-allergic properties.


methyl lansiolate

A triterpenoid that is the methyl ester of lansiolic acid. It has been isolated from the twigs of Lansium domesticum.


all-trans-heptaprenyl diphosphate

An all-trans-polyprenyl diphosphate composed from seven isoprenyl units.


culmorin

A sesquiterpenoid fungal metabolite isolated from Fusarium culmorum.


YADANZIOLIDE U

A  quassinoid that is picras-3-ene substituted by hydroxy groups at positions 1, 11, 12 and 15, oxo groups at positions 2 and 16 and a beta-D-glucopyranosyloxy residue at position 21. It has been isolated from he ethanol extract of the stem of Brucea mollis.


michaolide I

A cembrane diterpenoid with cytotoxic activity isolated from the soft coral Lobophytum michaelae.


geranyl diphosphate

The diphosphate of the polyprenol compound geraniol.


nonaflavuxanthin

A C45 carotenoid that is an intermediate in the biosyntheses of decaprenoxanthin by Corynebacterium glutamicum and gamma-cyclic sarcinaxanthin by Micrococcus luteus.


A polyprenyl glycosyl phosphate consisting of beta-D-erythro-pentofuranosid-2-ulose attached at the 1-position to trans,octacis-decaprenyl phosphate.


(+)-alpha-curcumene

An alpha-curcumene that has S configuration at the chiral centre.


An undecaprenyldiphospho-N-acetylmuramoyl peptide in which the peptide element is L-alanyl-D-gamma-glutamyl-meso-2,6-diaminopimeloyl-D-alanyl-D-alanine.


A lathyrane diterpenoid isolated from the roots of Euphorbia micractina.


antheraxanthin

An  epoxycarotenol that is beta-carotene-3,3'-diol in which one of the one of the endocyclic double bonds has been oxidised to the corresponding epoxide. It is a neutral yellow plant pigment found in Euglenophyta.


A triterpenoid saponin of the class of cucurbitane glycosides isolated from Machilus yaoshansis.


beta-nimolactone

A limonoid found in Azadirachta indica.


lycoxanthin

A carotenol that is  carotenol psi,psi-carotene substituted by a hydroxy group.


AGLAIABBREVIATIN D

A tetracyclic triterpenoid (dammarane type) isolated from the stems of Aglaia abbreviata.


pentadecaprenyl diphosphate

A polyprenol diphosphate compound having fifteen prenyl units with undefined stereochemistry about the double bonds.


brachialactone

A tetracyclic diterpenoid with formula C20H30O4. It is a nitrification inhibitor isolated from root exudates of Brachiaria humidicola.


OPLODIOL

A carbobicyclic compound that is 1,2,3,4,4a,5,8,8a-octahydronaphthalene which is substituted by hydroxy groups at positions 1 and 4, an isoopropyl group at position 7, and by  methyl groups at positions 1 and 4a (the 1S,4R,4aR,8aR isomer). A sesquiterpenoid plant metabolite.


cumingianoside B

A triterpenoid saponin that is 13,30-cyclodammarane-3,7,23,24,25-pentol esterified to the corresponding acetate at position 3 and attached to a beta-D-glucopyranosyl residue at position 7 via a glycosidic linkage. Isolated from Dysoxylum cumingianum, it exhibits antileukemic activity.


A polyprenyl phospho oligosaccharide consisting of the tetrasaccharide alpha-D-mannosyl-(1->3)-alpha-D-mannosyl-(1->3)-alpha-D-mannosyl-(1->3)-N-acetyl-alpha-D-glucosamin linked via a diphospho group to ditrans,polycis-undecaprenol.


7-deoxyloganetic alcohol

A cyclopentapyran that is (4aS,7aR)-1,4a,5,6,7,7a-hexahydrocyclopenta[c]pyran substituted at position 1 by a hydroxy group and at positions 4 and 7 by a hydroxymethyl and methyl group, respectively (the 1R,4aS,7S,7aR-diastereomer).


CORNUSALTERIN K

A  tirucallane triterpenoid that is (13alpha,14beta,17alpha,20S)-lanost-5-ene substituted by an oxo group at position 3 and a beta-hydroxy group at position 1.


A sesquiterpenoid that is (1E,4E,8E)-alpha-humulene which is substituted by a hydroxy group at the carbon atom attached to two double bonds (position 8).


all-trans-polyprenyl diphosphate

A polyprenol diphosphate of unspecified chain-length with all double bonds having (E)-configuration.


KLYMOLLIN B

An eunicellin diterpenoid isolated from the soft coral Klyxum molle. It is the C-7 epimer of Klymollin A.


samaderine Y

A quassinoid isolated from  Ailanthus malabarica and Quassia indica and has been shown to exhibit cytotoxic activity.


A retinoid that is 9-cis-retinoic acid in which the carboxy proton has been replaced by a beta-D-glucuronyl group. It is a major metabolite of 9-cis-retinoic acid.


eudesmane sesquiterpenoid

Any sesquiterpenoid having a eudesmane skeleton.


An alpha-D-Man-(1->2)-alpha-D-Man-(1->2)-alpha-D-Man-(1->3)-[alpha-D-Man-(1->2)-alpha-D-Man-(1->3)-[alpha-D-Man-(1->2)-alpha-D-Man-(1->6)]-alpha-D-Man-(1->6)]-beta-D-Man-(1->4)-beta-D-GlcNAc-(1->4)-D-GlcNAc(PP-Dol) in which the anomeric centre has alpha-configuration.


ent-zingiberene

The enantiomer of zingiberine.


all-trans-retinyl dodecanoate

An all-trans-retinyl ester obtained by formal condensation of the carboxy group of dodecanoic (lauric) acid with the hydroxy group of all-trans-retinol.


avenacoside B

A steroid saponin obtained from grain and leaves of oats (Avena sativa) that is nuatigenin in which the hydroxy group at position 26 is converted to its beta-D-glucoside and in which the hydroxy group at position 3 is converted into its methyl alpha-L-rhamnopyranosyl-(1->2)-[beta-D-glucopyranosyl-(1->3)-beta-D-glucopyranosyl-(1->4)]-beta-D-glucopyranoside derivative.


A tetracyclic triterpenoid that is lanost-8-ene carrying hydroxy and oxo substituents at positions 3beta and 30 respectively.


REBAUDIOSIDE M

A rebaudioside that is rebaudioside A in which the the hydroxy groups at positions 2 and 3 of the beta-D-glucosyl ester moiety have both been converted to the corresponding beta-D-glucoside. Found in very low concentraitions in the leaves of Stevia Rebaudiana, it is more than 200 times sweeter than sucrose.


secoiridoid

An iridoid monoterpenoid in which a bond in the cyclopentane ring has been cleaved.


A limonoid found in Azadirachta indica.


A sesquiterpene that is 2-methylcyclohexa-1,3-diene in which a hydrogen at the 5 position is substituted (R configuration) by a 6-methyl-hept-5-en-2-yl group (R configuration). 7-Epizingiberene is a specific sesquiterpene with toxic and repellent properties that is produced and stored in glandular trichomes.


(-)-beta-curcumene

A beta-curcumene that has R configuration at the chiral centre.


MANOOL

A labdane diterpenoid in which the labdane skeleton has double bonds at positions 8(17) and 14 and carries an S-hydroxy group at position 13.


ASPERULOSIDE

A iridoid monoterpenoid glycoside isolated from Galium verum.


An octahydronaphthalene that is 1,2,3,4,4a,5,6,7-octahydronaphthalene substituted by isopropyl, methyl, and methylidene groups at positions 1, 4 and 7, respectively (the (1S,4R,4aS)-stereoisomer).


YADANZIOLIDE B

A  quassinoid that is 13,20-epoxypicras-3-ene substituted by hydroxy groups at positions 1, 6, 11, 12, 14, 15 and 21 and oxo groups at positions 2 and 16. Isolated from the ethanol extract of the stem of Brucea mollis, it exhibits cytotoxic activity.


A polyprenyl glycosyl diphosphate having N-acetyl-D-glucosamine as the glycosyl fragment.


A polyprenyl glycosyl phosphate consisting of the 32-membered glycosyl moiety, [beta-D-Galf-(1->5)-beta-D-Galf-(1->6)]14-beta-D-Galf-(1->5)-beta-D-Galf-(1->4)-alpha-L-Rhap-(1->3)-alpha-D-GlcpNAc attached at the 1-position to trans,octacis-decaprenyl phosphate.


A  lathyrane diterpenoid isolated from the roots of Euphorbia micractina.


LUCIDENIC ACID N

A  tetracyclic triterpenoid that is 25,26,27-trinorlanost-8-en-24-oic acid substituted by hydroxy groups at positions 3 and 7 and oxo groups at positions 11 and 15 respectively (the 3beta,5alpha,7beta stereoisomer). Isolated from the fruiting bodies of Ganoderma lucidum, it exhibits cytotoxicity against tumour cells.


dinochrome A

A carotenoid that is 6,7'-didehydro-5,5',6,8-tetrahydro-5,8-epoxy-beta,beta-carotene substituted by acetyloxy group at position 3' and hydroxy groups at positions 3 and 5' respectively. Isolated from the fresh water red tide Peridinium bipes, it has been found to inhibit proliferation of human malignant tumor cells, such as GOTO, OST and HeLa cells.


ARGLABIN

An organic heterotetracyclic compound and guaianolide sesquiterpene lactone that is acrylic acid which is substituted at position 2 by a 4-hydroxy-3,8-dimethyl-1,3a,4,5,6,7-hexahydroazulen-5-yl group in which the double bond in the 7-membered ring has been epoxidised and in which the hydroxy group and the carboxy group have undergone formal condensation to give the corresponding gamma-lactone. It is found in Artemisia glabella. Arglabin-DMA HCl, the hydrochloride salt of the adduct resulting from the conjugate addition of dimethylamine to the ene-lactone moiety, has been successfully used in Khazakhstan for the treatment of breast, colon, ovarian and lung cancers.


A carotenoid having the structure of beta-carotene but with a cis double bond at the 9,10-position.


rubiarboside G 28-acetate

A triterpenoid saponin with an arborinane-type terpenoid as the aglycone. It has been isolated from the roots of Rubia yunnanensis.


diterpene triepoxide

A diterpenoid compound that contains three epoxide groups.


A polyprenyl glycosyl phosphate consisting of N-acetyl-alpha-D-galactosaminyl-(1->3)-N,N'-diacetyl-alpha-D-bacillosamine linked via a diphospho group to tritrans,heptacis-undecaprenol.


beta-elemene

A sesquiterpene that consists of cyclohexane bearing methyl and vinyl substituents at position 1 as well as two isopropenyl substituents at positions 2 and 4.


eburicol

A tetracyclic triterpenoid that is 24,25-dihydrolanosterol carrying an additional methylene substituent at position 24. A natural product found in Taiwanofungus camphoratus.


(+)-vulgraon B

A sesquiterpene that is tricyclo[5.4.0.0(2,8)]undec-9-ene substituted by methyl groups at positions 2, 6, 6, and 9 as well as a methylidene group at position 11.


abietane diterpenoid

A diterpenoid based on an  abietane skeleton.


A limonoid that is gedunin in which the acetoxy group at position 7 is replaced by a benzoyloxy group. Isolated from Azadirachta indica, it exhibits cytotoxic activity against HL60 leukemia cells.


beta-longipinene

A bridged compound and sesquiterpene that is tricyclo[5.4.0.0(2,8)]undecane that is substituted by methyl groups at positions 2, 6, and 6, and by a methylidene group at position 9.


AZADIRACTIN

A member of the family of azadirachtins that is isolated from the neem tree (Azadirachta indica).


inumakilactone B

A diterpene lactone isolated from Podocarpus latifolius and has been shown to exhibit inhibitory activity against activator protein 1 (AP-1).


A limonoid that is the C-23 epimer of vepaol. It has been isolated from Azadirachta indica.


YADANZIOLIDE C

A quassinoid isolated from Quassia indica and has been shown to exhibit antimalarial and antineoplastic activity.


A polyprenyl glycosyl phosphate consisting of beta-D-arabinofuranose attached at the 1-position to trans,octacis-decaprenyl phosphate.


A dolichyl diphosphooligosaccharide intermediate involved in post-translational modification of proteins.


(-)-ent-copalol

A labdane diterpenoid in which the labdane skeleton has double bonds at positions 8(17) and 13 (the latter with E-stereochemistry) and carries a hydroxy group at the terminal C-15 position.


mesaconine

A diterpene alkaloid with formula C24H39NO9 that is isolated from the roots of Aconitum carmichaelii.


nerylneryl diphosphate

A polyprenol diphosphate having (Z,Z,Z)-geranylgeraniyl (nerylneryl) as the polyprenyl component.


juvenile hormone II

A member of the juvenile hormone family of compounds that is the methyl ester of  (2E,6E,10R,11S)-10,11-epoxy-3,7,11-trimethyltrideca-2,6-dienoic acid.


NEUROLENIN B

A germacranolide isolated from Neurolaena lobata and Austroeupatorium inulifolium and has been shown to exhibit antimalarial activity.


pinane monoterpenoid

A monoterpenoid based on a pinane skeleton (2,6,6-trimethylbicyclo[3.1.1]heptane) skeleton and its substituted derivatives.


COLOSSOLACTONE VIII

A tetracyclic triterpenoid that is A,B-dihomo-19-nor-4-oxalanosta-1,8,19,24-tetraen-26,22-olide substituted by an acetoxy group at position 15, a hydroxy group at position 23 and an oxo group at position 3 (the 22S, 23R stereoisomer). It is isolated from the fruiting bodies of the Vietnamese mushroom Ganoderma colossum and displays inhibitory activity towards the enzyme HIV protease.


A p-menthane monoterpenoid that is p-menthane carrying a hydroxy group at position 1.


serratol

A cembrane diterpenoid obtained by regio- and stereoselective hydration of the exocyclic double bond of cembrene C.


A triterpenoid saponin that has hederagenin as the sapogenin. It has been isolated from the stem barks of Kalopanax pictus.


SESTERSTATIN 3

A scalarane sesterterpenoid isolated from the marine sponge Hyrtios erectus and has been shown to exhibit antineoplastic activity.


NIGAICHIGOSIDE F1

A  triterpenoid saponin that is  19alpha-hydroxyasiatic acid attached to a beta-D-glucopyranosyl residue at position 28 via a glycosidic linkage. It has been isolated from the leaves of Rosa laevigata.


FENCHONE

A carbobicyclic compound that is fenchane in which the hydrogens at position 2 are replaced by an oxo group. It is a component of essential oil from fennel  (Foeniculum vulgare).


CANTHAXANTHIN

A carotenone that consists of beta,beta-carotene bearing two oxo substituents at positions 4 and 4'.


CUMINGIANOSIDE A

A triterpenoid saponin that is 13,30-cyclodammarane-3,7,23,24,25-pentol esterified to the corresponding acetate at position 3 and attached to a 6-O-acetyl-beta-D-glucopyranosyl residue at position 7 via a glycosidic linkage. Isolated from Dysoxylum cumingianum, it exhibits antileukemic activity.


protopanaxatriol

A tetracyclic triterpenoid sapogenin (isolated from ginseng and notoginseng) that is that is dammarane which is substituted by hydroxy groups at the 3beta, 6alpha, 12beta and 20 pro-S positions and in which a double bond has been introduced at the 24-25 position.


An organic heterobicyclic compound that is 2-oxabicyclo[3.3.1]nonan-3-one which has been substituted by an oxo group at position 3, methyl groups at positions 4 and 8, and by a hydroxy group at position 8 (the 1R,4R,5R,8S stereoisomer). Isolated from the plant endophytic fungus Pestalotiopsis foedan.


A 3beta-hydroxy-4alpha-formyl-4beta-methylsteroid that is 24-methylenecycloartanol in which the alpha-methyl substituent at position 4 has been substituted by a hydroxy group.


hexacyclic triterpenoid

A triterpenoid that consists of a hexacyclic ring system.


syn-copalol

A labdane diterpenoid in which the labdane skeleton has double bonds at positions 8(17) and 13 (the latter with E-stereochemistry) and carries a hydroxy group at the terminal C-15 position.


CRASSUMOLIDE A

A cembrane diterpenoid isolated from the soft coral Lobophytum crassum and shown to have anti-inflammatory and antineoplastic activity.


ISOTANSHINONE IIB

A diterpenoid that is  1,2,3,4-tetrahydrophenanthro[3,2-b]furan-7,11-dione substituted by a hydroxymethyl group at position 4 and methyl groups at positions 4 and 8 respectively. Isolated from Salvia miltiorrhiza, it exhibits platelet aggregation inhibitory activity.


CAESALPININ F

A tetracyclic diterpenoid isolated from the seed kernels of Caesalpinia crista that has been found to exhibit antimalarial activity.


secoiridoid glycoside

A glycoside of any secoiridoid.


A tetracyclic triterpenoid that is lanost-8-ene carrying two hydroxy substituents at positions 3beta and 30.


KANSUIPHORIN A

A tetracyclic diterpenoid that is 13-hydroxyingenol in which the hydroxy groups at positions 3, 13 and 20 are esterified by 2,3-dimethylbutyric acid, lauric acid and palmitic acid. Isolated from the roots of Euphorbia kansui, it exhibits anti-cancerous activity.


A diastereomer of protopanaxadiol in which the 20-hydroxy substituent has been introduced at the pro-S position.


sch 725432

A sesquiterpenoid based on the caryophyllene ring system. Isolated from the fungal fermentation broth of Chrysosporium pilosum, it exhibits antifungal activity.


2alpha-acetoxy-28-acetylrubiarboside G

A triterpenoid saponin with an arborinane-type terpenoid as the aglycone. It has been isolated from the roots of Rubia yunnanensis.


nerolidol

A farnesane sesquiterpenoid that is dodeca-1,6,10-triene which carries methyl groups at positions 3, 7 and 11 and a hydroxy group at position 3. It is a natural product that is present in various flowers and plants with a floral odor. Chemically, it exists in two geometric isomers, trans and cis forms. It is widely used in cosmetics (e.g. shampoos and perfumes), in non-cosmetic products (e.g. detergents and cleansers) and also as a food flavoring agent.


Oblonganoside A

A triterpenoid saponin thatr is the beta-D-glucopyranosyl ester of 3,23-O-hydroxyethylidene-3beta,23-dihydroxyurs-12,19(20)-dien-28-oic acid. Isolated from Ilex oblonga, it exhibits activity against TMV.


A triterpenoid saponin that is cucurbita-1,5-diene substituted by hydroxy groups at positions 16, 20 and 25, a methoxy group at position 24, oxo groups at positions 3, 11 and 22 and a beta-D-glucopyranosyloxy residue at position 2. It has been isolated from the roots of Machilus yaoshansis.


AJUGACILIATIN I

A diterpene lactone isolated from the whole plant Ajuga ciliata.


monoterpenoid

Any terpenoid derived from a monoterpene. The term includes compounds in which the C10 skeleton of the parent monoterpene has been rearranged or modified by the removal of one or more skeletal atoms (generally methyl groups).


(+)-bornyl diphosphate

A monoterpenyl phosphate that is the O-diphospho derivative of (+)-borneol.


A polyprenyl glycosyl diphosphate having eleven prenyl units and with 4-O-[(2R)-1-glycerylphosphono]-N-acetyl-beta-D-mannosaminyl-(1->4)-N-acetyl-alpha-D-glucosamine as the glycosyl fragment.


triptohypol A

A pentacyclic triterpenoid with formula C30H40O6, originally isolated from Tripterygium hypoglaucum.


A triterpenoid of the class of onoceranoid-type terpenoids isolated from the twigs of Lansium domesticum.


DYSOLENTICIN C

A tetracyclic triterpenoid isolated from Dysoxylum lenticellatum.


An alpha-D-Man-(1->2)-alpha-D-Man-(1->2)-alpha-D-Man-(1->3)-[alpha-D-Man-(1->2)-alpha-D-Man-(1->3)-alpha-D-Man-(1->6)]-beta-D-Man-(1->4)-beta-D-GlcNAc-(1->4)-D-GlcNAc(PP-Dol) in which the anomeric centre has alpha-configuration.


A  germacranolide isolated from Elephantopus mollis and has been shown to exhibit antineoplastic activity.


glycan G10595

A dolichyl diphosphooligosaccharide compound consisting of a branched octasaccharide attached to the dolichyl chain via a diphosphate linkage.


13-cis-retinyl tetradecanoate

A retinyl ester obtained by formal condensation of the carboxy group of tetradecanoic acid with the hydroxy group of 13-cis-retinol.


isopentenyldehydrorhodopin

A C45 carotenoid that is an intermediate in the biosynthesis of bacterioruberin, a red-coloured pigment found in several Halobacterium and Haloarcula species


A polyprenyl glycosyl phosphate consisting of the trisaccharide alpha-D-GalNAc-(1->4)-alpha-D-GalNAc-(1->3)-alpha-D-diNAcBac linked via a diphospho group to tritrans,heptacis-undecaprenol.


HALOMON

Halomon is a polyhalogenated monoterpene first isolated from the marine red algae Portieria hornemannii.


juvenile hormone III skipped bisepoxide

A juvenile hormone that is methyl farnesoate in which the 2,3 and 10,11-double bonds have been epoxidised. Found in the stink bug, Plautia stali.


(13S)-vitexifolin A

A labdane diterpenoid in which the labdane skeleton has double bonds at positions 8(17) and 14 and carries an S-hydroxy group at position 13.


gelomulide K

An abietane diterpenoid that is ent-abieta-2(3),13(15)-diene-16,12-olide substituted by a 1beta-acetoxy group and a beta-epoxy group across positions 8 and 14. Isolated from the leaves of Gelonium aequoreum, it exhibits moderate cytotoxicity against lung (A549), breast (MDAMB-231 and MCF7), and liver (HepG2) cancer cell lines.


indicanone

A guaiane sesquiterpenoid that is 4,5,6,7-tetrahydroazulen-2(1H)-one substituted by a hydroxymethyl group at position 8, a methyl group at position 3 and an isopropenyl group at position 5. Isolated from the roots of Wikstroemia indica, it exhibits antiinflammatory activity.


coriatin

A sesquiterpene lactone containing two epoxide groups and two tertiary hydroxy groups that has been isolated from the roots of Coriaria nepalensis.


celasdin B

A pentacyclic triterpenoid that is friedelin substituted by hydroxy groups at positions 16 and 28. It is isolated from the stems of Celastrus hindsii and exhibits anti-HIV activity.


phorbol ester

Esters of phorbol, originally found in croton oil (from Croton tiglium, of the family Euphorbiaceae). A number of phorbol esters possess activity as tumour promoters and activate the mechanisms associated with cell growth. Some of these are used in experiments as activators of protein kinase C.


A iridoid monoterpenoid isolated from the aerial parts of Verbena litoralis and shown to possess stimulating effects on nerve growth factor.


An isomer of selinene where the double bond in the octahydronaphthalene ring system is endocyclic with (2R,4aR,8aS)-configuration. It has been isolated from termites.


A carotenoid ether that is the 3,4-dihydro derivative of the tetraterpenoid spheroidene.


9-cis-retinyl tetradecanoate

A retinyl ester obtained by formal condensation of the carboxy group of tetradecanoic acid with the hydroxy group of 9-cis-retinol.


TOLYPODIOL

A diterpenoid natural product obtained from the cyanobacterium Tolypothrix nodosa. It shows strong anti-inflammatory activity in the mouse ear edema assay.


integric acid

An eremophilane sesquiterpenoid with anti-HIV-1 activity. It is isolated from Xylaria sp. MF6254.


(+)-artemisinic alcohol

A monocarboxylic acid that is prop-2-en-1-ol acid which is substituted at position 2 by a 4,7-dimethyl-1,2,3,4,4a,5,6,8a-octahydronaphthalen-1-yl group (the 1S,4R,4aS,8aR diastereoisomer). It is a sesquiterpenoid precursor of artemisinin, obtained from sweet wormwood, Artemisia annua.


alpha-cadinene

A cadinene sesquiterpene that consists of 1-(propan-2-yl)-1,2,4a,5,6,8a-hexahydronaphthalene having two methyl substituents at positions 1 and 4 (the 1S,4aS,8aS-configuration).


hainanic acid A

A tetracyclic triterpenoid isolated from the fruiting bodies of Ganoderma hainanense.


globostellatic acid B

A tricyclic triterpenoid of the isomalabaricane group.


prenols

Any alcohol possessing the general formula H-[CH2C(Me)=CHCH2]nOH in which the carbon skeleton is composed of one or more isoprene units (biogenetic precursors of the isoprenoids).


xanthophyll

A subclass of carotenoids consisting of the oxygenated carotenes.


lobophytumin E

A diterpenoid isolated from the Hainan soft coral Lobophytum cristatum.


hyperinol B

A hexacyclic triterpenoid that is 13,28-epoxyursan-28-one with a terminal double bond between positions 20(30) and is substituted by hydroxy groups at position 3 and 22 (the 3beta,19alpha,22alpha stereoisomer). It is a taraxastane-type triterpene isolated from Hypericum oblongifolium and exhibits enzyme inhibitory activity against chymotrypsin.


Eunicea sesquiterpenoid 7

A sesquiterpenoid that is a carboxylic ester obtained by the formal condensation of the 6-hydroxy group of cyclodec-4-en-1-one which is also substituted by an acetyl, a methyl and a methylidene group at positions 7, 4 and 10 respectively with the carboxy group of pent-2-enoic acid substituted with a hydroxy and a methyl group at position 4. It is an antiplasmodial drug isolated from a Caribbean gorgonian coral Eunicea sp.


An apo carotenoid compound arising from oxidative degradation of the beta,beta-carotene skeleton at the 13-position.


beta-terpineol

A member of the class of terpineols that is cyclohexanol carrying additional methyl and propenyl substituents at positions 1 and 4 respectively.


monoterpene

A C10 terpene.


paraherquonin

Published in DOI:10.1016/S0040-4039(00)88109-5


AJUGACILIATIN D

A diterpene lactone isolated from the whole plants of Ajuga ciliata.


hypaconine

A diterpene alkaloid with formula C24H39NO8, originally isolated from Aconitum carmichaeli.


(+)-neodihydrocarveol

A dihydrocarveol with a (1R,2S,4R)-configuration.


ginsenoside C-Y

A ginsenoside found in Panax species that is dammarane which is substituted by hydroxy groups at the 3beta, 12beta and 20 pro-S positions, in which the hydroxy group at position 20 has been converted to the corresponding alpha-L-arabinopyranosyl-(1->6)-beta-D-glucopyranoside, and in which a double bond has been introduced at the 24-25 position.


A polyprenyl glycosyl phosphate having alpha-D-galactopyranose as the glycosyl fragment.


A  triterpenoid saponin that is the beta-D-glucopyranosyl derivative of cucurbitacin J. It has been isolated from Machilus yaoshansis.


A polyprenyl phospho oligosaccharide that consists of the pentasaccharide alpha-D-Gal-(1->3)-[alpha-L-Fuc-(1->2)]-beta-D-Gal-(1->3)-alpha-D-GalNAc-(1->3)-alpha-D-GalNAc linked via a diphospho group to ditrans,octacis-undecaprenol.


terpenoid phytoalexin

A class of terpenoids formed in plants in response to fungal infection, physical damage, chemical injury, or a pathogenic process.


germacrene D-4-ol

A germacrane sesquiterpenoid that is germacrene D in which the exocyclic double bond has undergone formal addition of water to afford the corresponding tertiary alcohol.


NIMOLICINOL

A limonoid found in Azadirachta indica.


A polyprenyl phospho oligosaccharide that consists of a alpha-D-mannosyl-(1->3)-N-acetyl-alpha-D-glucosaminyl moiety linked via a diphospho group to ditrans,octacis-undecaprenol.


ROTUNDIFURAN

A labdane diterpenoid that is isolated from the fruits of Vitex rotundifolia.


trans-beta-farnesene

A beta-farnesene in which the double bond at position 6-7 has E configuration. It is the major or sole alarm pheromone in most species of aphid.


all-trans-neoxanthin

A neoxanthin in which all of the double bonds have trans geometry.


(+)-gamma-cadinene

A member of the cadinene family of sesquiterpenes in which the isopropyl group is cis to the hydrogen at the adjacent bridgehead carbon (the 1S,4aR,8aR enantiomer).


(+)-piperitone

The (6S)-enantiomer of  piperitone.


ALLOBETULIN

A triterpenoid that is (18alpha)-19,28-epoxyoleanane substituted by a hydroxy group at position 3.


name: Siphonaxanthin ester/ Siphonaxanthin dodecenoate/ (Siphonein)


triptonolide

A tetracyclic diterpenoid with formula C20H22O4, originally isolated from Tripterygium wilfordii.


dehydrovomifoliol

A fenchane monoterpenoid that is substituted by methyl groups at positions 3, 5, and 5, and by both a hydroxy group and a 3-oxobut-1-en-1-yl group at position 4.


luteoxanthin

An epoxycarotenol that consists of 5,6,5',8'-tetrahydro-beta,beta-carotene-3,3'-diol having epoxy groups at the 5,6- and 5',8'-positions.


A carotenoid ether that is spirilloxanthin carrying an oxo group at position 2 as well as two hydroxy group, both at position 2'.


A terpene lactone that is 13,28-epoxyolean-11-en-28-one substituted by an alpha-hydroxy group at position 3. It has been isolated from the leaves and twigs of Fatsia polycarpa.


VITAMIN A2

A retinoid derived from 3,4-desaturation of the beta-ionone ring of all-trans-retinol.


lavandulol

A monoterpenoid alcohol that is hepta-1-5-diene which is substituted at positions 2 and 6 by methyl groups and at position 3 by a hydroxymethyl group. It is commonly found in lavender oil.


terpentedienyl diphosphate

The O-diphospho derivative of terpentedienol.


A polyprenyl glycosyl phosphate consisting of the hexasaccharide [alpha-D-GalNAc-(1->4)]4-alpha-D-GalNAc-(1->3)-alpha-D-diNAcBac linked via a diphospho group to tritrans,heptacis-undecaprenol.


michaolide D

A cembrane diterpenoid with cytotoxic activity isolated from the soft coral Lobophytum michaelae.


COLOSSOLACTONE V

A tricyclic triterpenoid that is 3,4-secolanosta-8,24-diene-3,26-dioic acid 3-methylester substituted by acetoxy groups at positions 19 and 22 and a hydroxy group at position 4. It is isolated from the fruiting bodies of the Vietnamese mushroom Ganoderma colossum and displays inhibitory activity towards the enzyme HIV protease.


A monoterpenoid that is linalool bearing an oxo substituent at position 8.


xenovulene A

A sesquiterpenoid based on a humulene skeleton. It is isolated from Sarocladium strictum and has been shown to exhibit inhibitory activity against GABA receptor.


pentaprenyl diphosphate

A polyprenol diphosphate compound having five prenyl units with undefined stereochemistry about the double bonds.


A spiro compound that is 1,8-dimethyl-4-(prop-1-en-2-yl)spiro[4.5]decane that has been dehydrogenated to introduce a double bond at position 8-9 (the 1R,4R,5S isomer).


A polyprenyl phospho oligosaccharide that is a trisaccharide consisting of one mannose and two glucose residues linked via a diphospho group to undecaprenol.


gamma-elemene

A sesquiterpene that is cyclohexane substituted at positions 1, 1, 2, and 4 by methyl, vinyl, isopropenyl and isopropylidene groups, respectively (the S,S stereoisomer).


ASCOFURANONE

A dihydroxybenzaldehyde that is 2,4-dihydroxybenzaldehyde which is substituted by a (2E,6E)-7-[(2S)-5,5-dimethyl-4-oxotetrahydrofuran-2-yl]-3-methylocta-2,6-dien-1-yl group at position 3, chlorine at position 5, and a methyl group at position 6. A meroterpenoid produced by the soil fungus, Acremonium sclerotigenum. It is a promising drug candidate against the tropical disease, African trypanosomiasis.


A polyprenyl glycosyl phosphate consisting of beta-D-galactofuranosyl-(1->5)-beta-D-galactofuranosyl-(1->4)-alpha-L-rhamnosyl-(1->3)-N-acetyl-alpha-D-glucosamine attached at the 1-position to trans,octacis-decaprenyl phosphate.


APLYSINOPLIDE B

A sesterterpenoid isolated from the marine sponge Aplysinopsis digitata that exhibits cytotoxicity against P388 mouse leukemia cells.


sclerodol B

A 3beta-hydroxy steroid that is (3beta,5alpha)-4,4,14-trimethylandrost-8-en-3-ol which is substituted by a (3E,6S)-2-methoxy-2-methylhept-3-en-6-yl group at position 17.


2-trans-(+)-abscisic aldehyde

An enal that is (+)-abscisic aldehyde in which the double bonds at position 2 and 4 have trans-configuration.


carvones

Any p-menthane monoterpenoid having the carvone skeleton as part of its structure.


beta-gurjunene

A carbotricyclic compound and sesquiterpene that is decahydro-1H-cyclopropa[e]azulene which is substituted by methyl groups at positions 1, 1, and 4, and by a methylidene group at position 7 (the (1aR,4R,4aR,7aR,7bR)- stereoisomer). It has been isolated from several plant species such as Acorus calamus and Pinus peuce.


(+)-dihydrocarveol

A dihydrocarveol with (1S,2S,4S)-stereochemistry.


octaprenyl diphosphate

A polyprenol diphosphate compound having eight prenyl units with undefined stereochemistry about the double bonds.


(2S,4R)-rose oxide

A rose oxide that has S configuration at position 2 and R configuration at position 4. Also known as (-)-cis-rose oxide, it is responsible for the characteristic fragrance of roses.


ipsdienone

A member of the class of monoterpene ketones that is octa-2,7-dien-4-one substituted at positions 2 and 6 by methyl and methylidene groups respectively.


alismorientol A

A guaiane sesquiterpenoid that is 1,5-cis-guaiane substituted by hydroxy groups at positions 4, 6, 7 and 10. It is isolated from the rhizomes of Alisma orientale and exhibits antihepatitis B activity.


regelin

A pentacyclic triterpenoid with formula C31H48O4, originally isolated from the roots of Tripterygium regelii.


A sesquiterpenoid obtained formally from (-)-germacrene A by hydroxylation at position 6 and hydrogenation across the C(11)-C(12) double bond.


An edaxadiene in which the carbon bearing the hydroxy group has R configuration.


(+)-camphene

A camphene (2,2-dimethyl-3-methylenebicyclo[2.2.1]heptane) that has R configuration at position 1 and S configuration at position 4.


(-)-alpha-longipinene

The (1S,2R,7S,8S)-enantiomer of alpha-longipinene.


A  tirucallane  triterpenoid that is tirucalla-7,24-diene substituted by hydroxy groups at positions 3 and 22 and an oxo group at position 23. It has been isolated from Dysoxylum lenticellatum.


(+)-beta-chamigrene

The (6S)-enantiomer of beta-chamigrene.


7alpha-hydroperoxy manool

A labdane diterpenoid that is labda-8(17),14-diene substituted by a (R)-hydroxy group at position 13 and an alpha-hydroperoxy group at position 7. Isolated from the aerial parts of Aster spathulifolius, it exhibits moderate cytotoxicity against human cancer cells.


ARDISIANOSIDE B

A triterpenoid saponin that is composed of (3beta,16alpha)-13,28-epoxyoleanane-3,16-diol having a beta-D-Glcp-(1->2)-{beta-D-Xylp-(1->2)-[beta-D-Glcp-(1->3)-beta-D-Glcp-(1->3)]-beta-D-Glcp-(1->4)}-alpha-L-Arap moiety attached to position 3 by a glycosidic linkage. It is isolated from the whole plants of Ardisia japonica and exhibits significant cytotoxicity against a panel of human cancer cell lines.


delta-guaiene

A carbobicyclic compound and sesquiterpene that is 1,2,3,3a,4,5,6,7-octahydroazulene which is substituted by methyl groups at positions 3 and 8 and by a (prop-1-en-2-yl group at position 5 (the 3S,3aS,5R enantiomer).


AJUGALIDE C

A  diterpene lactone isolated from the whole plants of Ajuga ciliata.


MANOALIDE

A sesterterpenoid isolated from the marine sponge Luffariella variabilis and which has been shown to exhibit inhibitory activity towards phospholipase A2.


(-)-isodihydrocarveol

The (1R,2R,4S)-stereoisomer of dihydrocarveol.


A polyprenyl phospho polysaccharide that consists of the polysaccharide 3-O-methylphospho-alpha-D-Man-(1->2)-alpha-D-Man-(1->2)-[alpha-D-Man-(1->3)-alpha-D-Man-(1->3)-alpha-D-Man-(1->2)-alpha-D-Man-(1->2)]n-alpha-D-Man-(1->3)-alpha-D-Man-(1->3)-alpha-D-Man-(1->3)-alpha-D-GlcNAc linked via a diphospho group to ditrans,octacis-undecaprenol.


(+)-cubenene

A sesquiterpene that is 1,6-dimethyl-4-(propan-2-yl)naphthalene in which the naphthalene ring has been hydrogenated at the 1, 2, 3, 4, 4a and 7 positions (the 1S,4R,4aS diastereoisomer).


(-)-alpha-gurjunene

A carbotricyclic compound and sesquiterpene that is 1a,2,3,4,4a,5,6,7b-octahydro-1H-cyclopropa[e]azulene which is substituted by methyl groups at positions 1, 1, 4 and 7 (the 1aR,4R,4aR,7bS- diastereoisomer). It has been isolated from several plant species such as Anaphalis nubigena and  Jatropha ribifolia.


The cartenoid ether that is the methyl ether of (3E,13cis)-3,4-didehydro-1,2,7',8'-tetrahydro-psi,psi-caroten-1-ol


gypenoside LXXV

A ginsenoside found in Panax species that is dammarane which is substituted by hydroxy groups at the 3beta,  12beta and 20 pro-S positions, in which the hydroxy group at position 20 has been converted to the corresponding beta-D-glucopyranosyl-(1->6)-beta-D-glucopyranoside, and in which a double bond has been introduced at the 24-25 position.


trans,poly-cis-decaprenyl diphosphate

A decaprenyl diphosphate having (Z)-stereochemistry in all but one of the double bonds.


semi-beta-carotenone

A carotenone compound arising from oxidative cleavage of the 5',6'-double bond.


LIGSTROSIDE

A secoiridoid glycoside that is the methyl ester of 3,4-dihydro-2H-pyran-5-carboxylic acid which is substituted at positions 2, 3, and 4 by hydroxy, ethylidene, and carboxymethyl groups, respectively and in which the anomeric hydroxy group at position 2 has been converted into its beta-D-glucoside and the carboxylic acid moiety of the carboxymethyl substituent has been converted to the corresponding 4-hydroxyphenethyl ester (the 2S,3E,4S stereoisomer). An important phenolic compound present in olive cultivars.


lobophytumin A

A diterpenoid that is cyclodeca-1,6-diene substituted by a methyl group at position 8, a methylidene group at position 4 and a 2-methyl-4-oxohept-2-en-6-yl group at position 1. It has been isolated from the Hainan soft coral Lobophytum cristatum.


(-)-JASMONIC ACID

A jasmonate ester that is the methyl ester of jasmonic acid.


BENZOYLMESACONINE

A diterpene alkaloid with formula C31H43NO10 that is isolated from several Aconitum species.


rubesanolide D

An abietane diterpenoid found in the medicinal plant Isodon rubescens that is 7alpha,8beta-dihydroxyabiet-13-ene in which the 20-methyl group has undergone formal oxidation to the corresponding carboxy group and condensed with the 8-hydroxy group to give the corresponding gamma-lactone. It has shown inhibitory activity against biofilm formation of the dental bacterium Streptococcus mutans.


An undecaprenyldiphospho-N-acetylmuramoyl peptide in which the peptide element is L-alanyl-D-gamma-glutamyl-L-lysyl-D-alanyl-D-alanine.


mustakone

A sesquiterpenoid isolated from Cyperus rotundus and Cyperus articulatus and has been shown to exhibit antiplasmodial activity.


ARDISIANOSIDE D

A triterpenoid saponin that is composed of (3beta,16alpha)-13,28-epoxyoleanane-3,16-diol having a beta-D-Xylp-(1->2)-beta-D-Glcp-(1->4)-alpha-L-Arap moiety attached to position 3 by a glycosidic linkage. It is isolated from the whole plants of Ardisia japonica and exhibits significant cytotoxicity against a panel of human cancer cell lines.


A limonoid found in Azadirachta indica.


A fifteen-membered macrocyclic diterpenoid consisting of (1S,4E,8E,12E)-cyclopentadeca-4,8,12-trien-1-ol carrying five additional methyl substituents at positions 2, 2, 5, 9 and 13.


steviolmonoside

A beta-D-glucoside resulting from the formal condensation the tertiary allylic hydroxy group of steviol with beta-D-glucopyranose.


alpha-eudesmol

A eudesmane sesquiterpenoid in which the eudesmane skeleton carries a hydroxy substituent at C-11 and has a double bond between C-3 and C-4.


(-)-dihydrocarveol

The (1R,2R,4R)-stereoisomer of  dihydrocarveol.


GINSENOSIDE F2

A ginsenoside found in Panax species that is dammarane which is substituted by hydroxy groups at the 3beta, 12beta and 20 pro-S positions, in which the hydroxy groups at positions 3 and 20 have been converted to the corresponding beta-D-glucopyranosides, and in which a double bond has been introduced at the 24-25 position.


BUTENONE

The trans-isomer of  benzylideneacetone. It acts as an inhibitor of the enzyme phospholipase A2 (EC 3.1.1.4) of insects like diamond back moth.


(S)-beta-macrocarpene

A sesquiterpene that is 1,1'-bi(cyclohexane)-1,3'-diene substituted at positions 4', 5, and 5 by methyl groups (the S- enantiomer).


PORICOIC ACID G

A tricyclic triterpenoid isolated from Poria cocos.


A tricyclic triterpenoid that is pentalenene in which one of the hydrogens of the allylic methyl group is substituted by a hydroxy group.


TASUMATROLS E

A  taxane diterpenoid isolated from Taxus sumatrana and has been shown to exhibit antineoplastic activity.


eremophilane sesquiterpenoid

Any sesquiterpenoid whose structure is related to eremophilane.


A carotenol that is gamma-carotene carrying two hydroxy substituents at positions 3 and 1'.


beta-chamigrene

A carbobicyclic compound and sesquiterpene that is spiro[5.5]undec-2-ene which is substituted by a methylidene group at position 11 and by methyl groups at positions 3, 7 and 7.


URSOLALDEHYDE

A pentacyclic triterpenoid and hydroxyaldehyde that is erythrodiol in which the primary hydroxy group at position 28 has been oxidised to the corresponding aldehyde. It is found in grapes and olives.


(-)-alpha-curcumene

An alpha-curcumene that has R configuration at the chiral centre.


samaderine E

A quassinoid  isolated from  Quassia indica and Samadera indica and has been shown to exhibit antimalarial and cytotoxic activities.


A dolichyl diphosphooligosaccharide compound consisting of a branched pentasaccharide attached to the dolichyl chain via a diphosphate linkage.


(2E,6E)-farnesyl monophosphate

A member of the class of farnesyl phosphates that is the monophosphatr derivative of (2E,6E)-farnesol


isobrucein A

A quassinoid consisting of a heteropentacyclic skeleton containing a delta-lactone moiety which is substituted at the alpha-carbon by a 3-methylbutanoyloxy group.


alpha-longipinene

A bridged compound and sesquiterpene that is tricyclo[5.4.0.0(2,8)]undecane that is substituted by methyl groups at the 2, 6, 6, and 9 positions and has a double bond between positions 9 and 10.


16alpha-hydroxygypsogenic acid

A pentacyclic triterpenoid that is olean-12-ene substituted by carboxy groups at positions 23 and 28 and hydroxy groups at positions 3 and 16 ( the 3beta,16alpha stereoisomer).


dihydroisopentenyldehydrorhodopin

A C45 carotenoid that is an intermediate in the biosynthesis of bacterioruberin, a red-coloured pigment found in several Halobacterium and Haloarcula species.


A 3beta-hydroxy steroid having an ent-dammarane skeleton with a double bond at C-24 and a Z-double bond at C-17(20).


The (1R,2S,4S)-isomer of cinflubrolin.


A dolichyl diphosphooligosaccharide in which the oligosaccharide moiety is the Man7GlcNAc2 branched nonasaccharide alpha-D-Man-(1->2)-alpha-D-Man-(1->2)-alpha-D-Man-(1->3)-[alpha-D-Man-(1->3)-alpha-D-Man-(1->3)-alpha-D-Man-(1->6)]-beta-D-Man-(1->4)-beta-D-GlcNAc-(1->4)-D-GlcNAc.


triptohypol B

A pentacyclic triterpenoid with formula C30H40O5, originally isolated from Tripterygium doianum.


mitchellene C

A sesquiterpene lactone isolated from the leaves of Eremophila mitchellii.


A hopanoid that consists of hopan-22-ol carrying an additional methyl substituent at the 2beta-position.


(R)-citronellic acid

A citronellic acid that has (R)-configuration.


25-hydroxy-3-epidehydrotumulosic acid

A  tetracyclic triterpenoid that is lanosta-7,9(11)-dien-21-oic acid substituted by hydroxy groups at positions 3, 16 and 25 and a methylidene group at position 24. It has been isolated from Poria cocos.


versicolactone B

A sesquiterpene lactone with formula C15H22O3 that is isolated from Viola yedoensis and Aristolochia versicolor.


beta-sesquiphellandrene

A sesquiterpene that is cyclohexene in which the hydrogens at position 6 are replaced by a methylidene group and in which the pro-R hydrogen at position 3 is replaced by a (2S)-6-methylhept-5-en-2-yl group.


AGLAIABBREVIATIN B

A  tetracyclic triterpenoid isolated from the stems of Aglaia abbreviata.


cis-alpha-bergamotene

An alpha-bergamotene that has cis-configuration. It can either be the (1R,5R,6R)-isomer or the (1S,5S,6S)-isomer.


A triterpenoid saponin that is urs-12-ene substituted by hydroxy groups at positions 3 and 22, an oxo group at position 28 and a beta-D-glucopyranosyloxy group at position 28. It has been isolated from the leaves and twigs of Juglans sinensis.


tunaxanthin

A carotenol isolated from the white tuna, or albacore tuna (Thunnus albacares).


novolactone

A natural product isolated from a fungal strain closely related to Aporospora terricola. It is an allosteric inhibitor of Hsp70.


(Z)-alpha-bisabolene

The (Z)-stereoisomer of alpha-bisabolene.


A lathyrane diterpenoid isolated from the roots of Euphorbia micractina.


A sesquiterpene that is trideca 1,3,7,11-tetraene bearing three methyl substituents at poitions 4, 8 and 12 (the 3E,7E-geoisomer).


geranylgeranyl diphosphate

The all-trans-isomer of geranylgeranyl diphosphate.


hypodiol

A pentacyclic triterpenoid with formula C30H50O2, originally isolated from Tripterygium hypoglaucum.


A sesquiterpenoid that is bisabola-2,10-diene substituted by a peroxy group between positions 2 and 10 (the 1R,4S,6R stereoisomer). Isolated from Artemisia stolonifera and Eupatorium rufescens, it exhibits antineoplastic and antiplasmodial activity.


rubriflordilactone B

A terpene lactone that is a bisnortriterpenoid possessing an aromatic ring. It is isolated from the leaves and stems of  Schisandra rubriflora and has been shown to exhibit anti-HIV-1 activity.


A polyprenyl glycosyl phosphate consisting of alpha-L-rhamnosyl-(1->3)-N-acetyl-alpha-D-glucosamine attached at the 1-position to trans,octacis-decaprenyl phosphate.


triptotritepenonic acid A

A pentacyclic triterpenoid with formula C30H46O4, originally isolated from Tripterygium wilfordii.


(S)-all-trans-4-hydroxyretinoic acid

An all-trans-4-hydroxyretinoic acid in which the 4-hydroxy group has S-configuration.


gibberellin A3 methyl ester

A gibberellin ester that is the methyl ester of gibberellin A3.


carotenoid  epsilon-end derivative

Any carotenoid  derivative with an epsilon-end group.


A triterpenoid saponin that is the monosaccharide derivative of (3beta,6beta)-3,6,23-trihydroxyolean-12-en-28-oic acid. It has been isolated from the stem bark of Kalopanax pictus.


protopanaxadiol

A tetracyclic triterpenoid sapogenin (isolated from ginseng) that is dammarane which is substituted by hydroxy groups at the 3beta, 12beta and 20 positions and in which a double bond has been introduced at the 24-25 position.


A tridecaprenyl diphosphate having three (E)- and seven (Z)-double bonds.


protodioscin

A spirostanyl glycoside that consists of the trisaccharide alpha-L-Rha-(1->4)-[alpha-L-Rha-(1->2)]-beta-D-Glc attached to position 3 of 26-(beta-D-glucopyranosyloxy)-3beta,22-dihydroxyfurost-5-ene via a glycosidic linkage. Found in several plant species including yams, asparagus and funugreek.


9-cis-4-oxoretinoic acid

A retinoid that consists of 9-cis-retinoic acid bearing an oxo substituent at position 4 on the cyclohexenyl ring.


sesquiterpene phytoalexin

A class of sesquterpenoids formed in plants in response to fungal infection, physical damage, chemical injury, or a pathogenic process.


presqualene monophosphate

A triterpenyl phosphate that is presqualene in which the hydroxy hydrogen has been replaced by a monophosphate group.


An undecaprenyldiphospho-N-acetylmuramoyl peptide in which the peptide element is L-alanyl-D-gamma-glutamyl-meso-2,6-diaminopimeloyl-D-alanyl-D-alanine and in which the muramoyl residue is glucosaminyl-substituted at O-4.


preterpestacin I

A sesterterpenoid that has been characterized as the product of Bipolaris maydis BmTS3.


A polyprenyl glycosyl phosphate in which the glycosyl moiety is D-mannosyl and the polyprenyl group is di-trans,poly-cis-undecaprenyl.


A triterpenoid saponin with an arborinane-type terpenoid as the aglycone. It has been isolated from the roots of Rubia yunnanensis.


iridoid monoterpenoid

One of a class of monoterpenoids biosynthesized from isoprene and often intermediates in the biosynthesis of alkaloids. Iridoids usually consist of a cyclopentane ring fused to a six-membered oxygen heterocycle; cleavage of a bond in the cyclopentane ring gives rise to the subclass known as secoiridoids.


diterpene glycoside

A terpene glycoside in which the terpene moiety is a diterpenoid.


A dolichyl diphosphooligosaccharide in which the oligosaccharide moiety is the Man5GlcNAc2 branched heptasaccharide alpha-D-Man-(1->2)-alpha-D-Man-(1->2)-alpha-D-Man-(1->3)-[alpha-D-Man-(1->6)]-beta-D-Man-(1->4)-beta-D-GlcNAc-(1->4)-D-GlcNAc.


An acyl derivative of phosphatidic acid whose phosphorus acid component is esterified with an N-(2-hydroxyethyl)pyridinium bisretinoid


samaderine X

A quassinoid isolated from Quassia indica and has been shown to exhibit antimalarial and cytotoxic activity.


tricyclic diterpenoid

Any diterpenoid with a tricyclic skeleton.


A tricyclic sesquiterpene with formula C15H24 which is biosynthesised from farnesyl diphosphate by a diterpene cyclase enzyme from Dictyostelium discoideum.


icosaprenyl diphosphate

A polyprenol diphosphate compound having twenty prenyl units with undefined stereochemistry about the double bonds.


retinoid

Oxygenated derivatives of 3,7-dimethyl-1-(2,6,6-trimethylcyclohex-1-enyl)nona-1,3,5,7-tetraene and derivatives thereof.


michaolide K

A cembrane diterpenoid with cytotoxic activity isolated from the soft coral Lobophytum michaelae.


A polyprenyl glycosyl phosphate consisting of 4-deoxy-4-formamido-alpha-L-arabinopyranose attached at the 1-position to di-trans,poly-cis-undecaprenyl phosphate.


tetraterpene

A C40 terpene.


A semisynthetic monoterpene glycoside obtained by acetylation of the 6'-position of the natural product paeoniflorin.


CUMINGIANOSIDE C

A triterpenoid saponin that is 25-methoxy-13,30-cyclodammarane-3,7,23,24-tetrol esterified to the coressponding acetate ester at position 3 and attached to a 6-O-acetyl-beta-D-glucopyranosyl residue at position 7 via a glycosidic linkage. Isolated from Dysoxylum cumingianum, it exhibits antileukemic activity.


sciscllascilloside E-1

A triterpenoid saponin isolated from Scilla scilloides and has been shown to exhibit anti-tumour activity.


EUPATOLIDE

A germacranolide with formula C15H20O3, isolated from several Inula species. It exhibits anti-cancer properties.


wilforol A

A pentacyclic triterpenoid with formula C29H38O5, originally isolated from the stems of Tripterygium regelii.


alangiside

An organic heterotetracyclic compound that is an alkaloidal glycoside isolated from Alangium salviifolium.


all-trans-retinyl tetradecanoate

An all-trans-retinyl ester obtained by formal condensation of the carboxy group of tetradecanoic acid with the hydroxy group of all-trans-retinol.


nonaprenyl diphosphate

A polyprenol diphosphate compound having nine prenyl units with undefined stereochemistry about the double bonds.


A pentacyclic triterpenoid that consists of tetrahymanol carrying an additional methyl substituent at the 2beta-position.


PULEGONE

The (5R)-enantiomer of p-menth-4(8)-en-3-one.


ent-copal-8-ol diphosphate

A diterpenyl phosphate that is the O-diphospho derivative of ent-copal-8-ol.


monoanhydrobacterioruberin

A C50 carotenoid that is an intermediate in the biosynthesis of bacterioruberin, a red-coloured pigment found in several Halobacterium and Haloarcula species.


A bicyclic sesquiterpenoid that is 2,3,5,6,7,8,9,9a-octahydro-1H-cyclopenta[8]annulen-6-ol carrying four additional methyl substiuents at positions 1, 4, 8 and 8.


selinene

A sesquiterpene with a carbobicyclic skeleton.


23,24-dihydrocucurbitacin E

A 23,24-dihydrocucurbitacin in which a lanostane skeleton is multi-substituted with hydroxy, methyl and oxo substituents, with unsaturation at positions 1 and 5; a hydroxy function at C-25 is acetylated.


triptoquinone B

An abietane diterpenoid with formula C20H26O4, originally isolated from Tripterygium wilfordii.


(-)-cubenol

A sesquiterpenoid that is (8aS)-1,2,3,4,4a,5,6,8a-octahydronaphthalene substituted by an isopropyl group at position 1, methyl groups at positions 4 and 7, and by a hydroxy group at position 4a (the 1S,4R,4aR,8aR-diastereoisomer).


AJUGAMARIN B1

A  diterpene lactone isolated from the whole plants of Ajuga ciliata.


BRUCEOLIDE

A  quassinoid isolated from Brucea javanica and Brucea sumatrana and has been shown to exhibit antimalarial activity.


lucidumoside C

A secoiridoid glycoside isolated from Ligustrum lucidum which has been shown to exhibit antioxidant activity against hemolysis of red blood cells induced by free radicals.


A polyprenyl glycosyl diphosphate having eleven prenyl units and with 4-O-[1-D-ribitylphosphono-(2R)-1-glycerylphosphono]-N-acetyl-beta-D-mannosaminyl-(1->4)-N-acetyl-alpha-D-glucosaminyl as the glycosyl component.


premnaspirodiene

A spiro compound that is vetispirane that has been dehydrogenated to introduce a double bond position 6-7 and in which the isopropyl subsbstituent has been replaced by a prop-1-en-2-yl group (the 2R,5S,10R isomer).


The carotenone that is the 2-oxo derivative of (3E)-1-methoxy-3,4-didehydro-1,2,7',8'-tetrahydro-psi,psi-carotene.


beta-carotene 5,6-epoxide

An epoxycarotenoid of beta-carotene.


(1E,4Z)-germacrene B

A germacrene B with a (1E,4Z)-configuration.


A carotenol having the structure of rhodopin with two hydrogen atoms abstracted from the C(3)-C(4) bond to form an extra trans double bond.


phytyl diphosphate

(E)-3,7,11,15-tetramethylhexadec-2-en-1-yl diphosphate in which both stereocentres have (R)-configuration.


lyratol D

A sesquiterpene lactone that is butan-4-olide substituted by geminal methyl groups at position 5 and a 4-hydroxy-2,6-dimethylbenzyl group at position 4. Isolated from Solanum lyratum, it exhibits cytotoxicity against human cancer cell lines.


Euphorbia diterpenoid 1

A tetracyclic diterpenoid isolated from the whole plant of Euphorbia decipiens and exhibits inhibitory activity against prolyl endopeptidase (EC 3.4.21.26).


dammarenediol-II

A tetracyclic triterpenoid that is dammarane which has a double bond between positions 24 and 25, and is substituted by hydroxy groups at the 3beta- and 20- positions.


elatine

A diterpene alkaloid isolated from Delphinium shawurense.


cangoronin

A pentacyclic triterpenoid with formula C30H44O5, originally isolated from the bark of Tripterygium wilfordii.


carotenoid beta-end derivative

Any carotenoid derivative with an beta-end group


9-cis-4-hydroxyretinoic acid

A retinoid that consists of 9-cis-retinoic acid bearing a hydroxy substituent at position 4 on the cyclohexenyl ring.


mogroside IE

A mogroside that is mogrol in which the hydroxyl hydrogen at position 3 has been replaced by a beta-D-glucosyl residue.


A polyprenyl glycosyl phosphate consisting of N-acetyl-alpha-D-glucosamine attached at the 1-position to trans,octacis-decaprenyl phosphate.


(Z,Z)-alpha-farnesene

The (Z,Z)-stereoisomer of alpha-farnesene


A 1(10),5-germacradien-4-ol in which the hydroxy group has S-configuration


mitchellene A

A sesquiterpene lactone isolated from the leaves of Eremophila mitchellii.


A polyprenyl phospho oligosaccharide that consists of a beta-D-Gal-(1->3)-alpha-D-GalNAc-(1->3)-alpha-D-GalNAc moiety linked via a diphospho group to ditrans,octacis-undecaprenol.


A carotenoid ether that is spheroidene carrying two hydroxy groups, both at position 2.


phytyl phosphate

A polyprenol phosphate that is the monophosphate derivative of phytol.


(R)-2-trans-abscisic acid

A 2-trans-abscisic acid with (R)-configuration at the chiral centre.


vepaol

A limonoid found in Azadirachta indica.


(+)-phytocassane A

A phytocassane that is ent-podocarp-12-ene-3,11-dione carrying additional hydroxy, vinyl and methyl substituents at the 2alpha, 13 and 14 positions, respectively.


(-)-alpha-amorphene

A member of the cadinene family of sesquiterpenes having a 4,7-dimethyl-1-(propan-2-yl)-1,2,4a,5,6,8a-hexahydronaphthalene skeleton with 1S,4aR,8aS-stereochemistry. It is isolated from the essential oils of several plant species.


(4S)-4,16-dihydroxyretinoic acid

A retinoid that is all-trans-retinoic acid which has been hydroxylated at the 4-pro-S position and at the 16 position.


zeaxanthin bis(beta-D-glucoside)

A beta-D-glucoside that is zeaxanthin in which both hydroxy groups have been converted to the corresponding glucosides. It is one of the most polar carotenoids found in nature (solubility in water is 800 ppm, compared with only 12.6 ppm for zeaxanthin itself).


kadsuphilactone B

A pentacyclic triterpenoid isolated from Kadsura philippinensis, and has been shown to exhibit anti-HBV activity.


gamma-carotene

A cyclic carotene obtained by the cyclisation of lycopene.


quillaic acid 28-beta-D-glucoside

A beta-D-glucoside that is quillaic acid in which the carboxy group at position 28 is substituted by a beta-D-glucopyranoside group.


gamma-curcumene

A sesquiterpene that is cyclohexa-1,3-diene which is substituted by a methyl group at position 1 and a 6-methylhept-5-en-2-yl group at position 4 (the R enantiomer).


SESTERSTATIN 1

A scalarane sesterterpenoid isolated from the marine sponge Hyrtios erectus and has been shown to exhibit antineoplastic activity.


clethroidoside H

A triterpenoid saponin that is (2alpha,3beta,21beta)-ursa-9(11),12-diene-2,3,21,30-tetrol attached to beta-D-glucopyranosyl residues at positions 21 and 30 respectively via glycosidic linkages. It has been isolated from the aerial parts of Lysimachia clethroides.


decaprenol phosphate

A polyprenol phosphate having ten prenyl units in the chain (the all-trans-isomer).


A carotenol obtained by formal hydration across the two double bonds at positions 1 and 1' of neurosporene.


(-)-thujopsene

A thujopsene that has (S,S,S)-configuration.


A polyprenyl phospho oligosaccharide where 6-O-(1-glycerylphospho)-N-acetyl-beta-D-mannosaminyl-(1->4)-N-acetyl-beta-D-glucosaminyl comprises the oligosaccharide component and the polyprenyl chain consists of eleven prenyl units.


all-trans-4-oxo-retinoic acid

A retinoid that consists of all-trans-retinoic acid bearing an oxo substituent at position 4 on the cyclohexenyl ring.


beta-copaene

A sesquiterpene that is tricyclo[4.4.0.0(2,7)]decane bearing methyl, isopropyl and methylene substituents at positions 1, 8 and 3 respectively (the 1S,6S,7S,8S-diastereomer)


A polyprenyl glycosyl phosphate consisting of beta-D-galactofuranosyl-(1->4)-alpha-L-rhamnosyl-(1->3)-N-acetyl-alpha-D-glucosamine attached at the 1-position to trans,octacis-decaprenyl phosphate.


(-)-beta-elemene

The (-)-enantiomer of beta-elemene that has (1S,2S,4R)-configuration.


(-)-exo-alpha-bergamotene

An alpha-bergamotene that has (1S,5S,6R)-configuration.


AJUGAMARIN H1

A diterpene lactone isolated from the whole plants of Ajuga ciliata.


neurolenin C

A germacranolide isolated from Neurolaena lobata and Austroeupatorium inulifolium and has been shown to exhibit antimalarial activity.


aconine

A diterpene alkaloid with formula C25H41NO9 that is isolated from several Aconitum species.


A tricyclic diterpene with formula C20H32 which is produced by a diterpene cyclase gene expressed in roots of Arabidopsis.


A diacetylchitobiosyldiphosphodolichol in which an octamannosyl group consisting of one beta-D-mannosyl and seven alpha-D-mannosyl residues is attached at an unspecified position to the diacetylchitobiosyldiphosphodolichol moiety.


(-)-beta-pinene

The (1S,5S)-enantiomer of beta-pinene.


A bicyclic sesquiterpene that is 2,4,5,6,7,7a-hexahydro-1H-indene substituted at positions 3 and 7 by methyl groups and at position 4 by a 3,3-dimethylallyl group (the 4S,7R,7aR-stereoisomer).


terpenoid

Any isoprenoid that is a natural product or related compound formally derived from isoprene units. Terpenoids may contain oxygen in various functional groups. This class is subdivided according to the number of carbon atoms in the parent terpene. The skeleton of terpenoids may differ from strict additivity of isoprene units by the loss or shift of a fragment, generally a methyl group.


arborescin

An organic heterotetracyclic compound and guaianolide sesquiterpene lactone that is arglabin in which the exocyclic double bond has been reduced to a single bond. It is found in Artemesia adamsii.


avenacoside A

A steroid saponin obtained from grain and leaves of oats (Avena sativa) that is nuatigenin in which the hydroxy group at position 26 is converted into its beta-D-glucoside and in which the hydroxy group at position 3 is converted into its methyl alpha-L-rhamnopyranosyl-(1->2)-[beta-D-glucopyranosyl-(1->4)]-beta-D-glucopyranoside derivative.


A  triterpenoid saponin that is cucurbitacin E attached to a beta-D-glucopyranosyl residue at position 2 via a glycosidic linkage. Isolated from Machilus yaoshansis it exhibits antineoplastic activity.


An abietane diterpenoid that is 11-hydroxysugiol in which one of the hydrogens of the methyl group attached to a ring junction has been replaced by a hydroxy group.


A eudesmane sesquiterpenoid that is 4a-methyl-8-methylidene-decahydronaphthalene carrying additional hydroxy and isopropyl substituents at positions 1 and 2 respectively (the 1S,2S,4aS,8aS-diastereomer).


peregrinol diphosphate

A diterpenyl phosphate that is the 15-O-diphospho derivative of peregrinol.


hallactone B

A  diterpenoid that is a  organic heterohexacyclic compound consisting of lactone and epoxide ring systems. It is isolated from Podocarpus macrophyllus.


alpha-curcumene

A sesquiterpene that is 2-methyl-2-heptene in which one of the hydrogens at position 6 is substituted by a p-tolyl group.


A 3beta-sterol that is lanosterol carrying an oxo group at position 26.


cyclic terpene ketone

An alicyclic ketone in which the carbocyclic ring structure forms part of a terpene skeleton.


(2R,4R)-rose oxide

A rose oxide in which both of the stereocentres have R configuration. It is also known as (-)-trans-rose oxide.


VITEXILACTONE

A labdane diterpenoid that is isolated from the fruits of Vitex trifolia L. and Vitex agnus-castus


A carotenoid ether that is (3E,3'E)-1,1'-dihydroxy-3,3',4,4'-tetradehydro-1,1',2,2'-tetrahydro-psi,psi-carotene-2,2'-dione in which both hydroxyl hydrogens are substituted by methyl groups.


klymollin F

An eunicellin diterpenoid isolated from the soft coral Klyxum molle.


germacranolide

A sesquiterpene lactone based on germacrane skeleton.


ditrans,polycis-undecaprenyl phosphate

An undecaprenyl phosphate having two (E)- and eight (Z)-double bonds.


A polyprenyl glycosyl diphosphate having eleven prenyl units and with 4-O-[di(2R)-1-glycerylphosphono]--N-acetyl-beta-D-mannosaminyl-(1->4)-N-acetyl-alpha-D-glucosamine as the glycosyl fragment.


A carbobicyclic compound that is 2,3,4,4a,5,6,7,8-octahydronaphthalen-2-ol which carries a methyl, methyl and prop-1-en-2-yl groups at positions 4, 4a, and 6, respectively.


(R)-nephthenol

A cembrane diterpenoid obtained by regio- and stereoselective hydration of the exocyclic double bond of cembrene C.


rubiarbonone E 19-acetate

A pentacyclic triterpenoid of the class of arborinane-type terpenoids isolated from the roots of Rubia yunnanensis.


geranyllinalool

A diterpenoid that is linalool in which one of the terminal methyl hydrogens is substituted by a geranyl group (the 6E,10E-geoisomer)


NAGILACTONE F

A diterpene lactone isolated from Podocarpus latifolius and has been shown to exhibit inhibitory activity against activator protein 1 (AP-1).


A retinoid that is all-trans-retinal carrying a hydroxy substituent at position 4 on the cyclohexenyl ring.


An optically active form of 1-hydroxylimonen-2-one having (1S,4R)-configuration.


MICROCLAVATIN

A macrocyclic diterpenoid isolated from the soft coral Sinularia microclavata and has been shown to exhibit cytotoxic activities against tumor cell lines.


ginsenoside Mx

A ginsenoside found in Panax ginseng that is dammarane which is substituted by hydroxy groups at the 3beta, 12beta and 20 pro-S positions and in which the hydroxy group at position 20 has been converted to the corresponding beta-D-xylopyranosyl-beta-D-glucopyranoside.


aculene C

A sesquiterpenoid that is 8,8a-dihydroazulen-1(7H)-one substituted by an ethyl, methyl, hydroxy and methyl groups at positions 3, 6, 8S, and 8aR, respectively. It is a fungal metabolite isolated from Penicillium sp. SCS-KFD08 and Aspergillus aculeatus.


ALPHA-TERPINEOL

The (S)-enantiomer of alpha-terpineol.


TATRIDIN B

A germacrane sesquiterpenoid found in Tanacetum vulgare, Anthemis altissima and Anthemis melanolepsis that is tatridin A in which the double bond at position 9-10 has migrated to position 10-14.


lanigerol

A diterpenoid of icetexane type isolated from roots of Salvia lanigera and has been shown to exhibit antibacterial activity.


CUCURBITACIN I

A  cucurbitacin that is 9,10,14-trimethyl-4,9-cyclo-9,10-secocholesta-2,5,23-triene substituted by hydroxy groups at positions 2, 16, 20 and 25 and oxo groups at positions 1, 11 and 22.


alpha-muurolene

A sesquiterpene that is 1,2,4a,5,6,8a-hexahydronaphthalene which is substituted at position 1 by an isopropyl group and at positions 4 and 7 by methyl groups (the 1S,4aS,8aR-diastereoisomer).


(+)-phytocassane C

A phytocassane that is ent-podocarp-12-ene-11-one carrying two alpha-hydroxy substituents at positions 1 and 3 as well as vinyl and beta-methyl substituents at positions 13 and 14, respectively.


all-trans-octaprenol

An ultra long-chain primary fatty alcohol that is the all-trans-isomer of octaprenol.


A bicyclic sesquiterpene that is 1-methylidenedecahydronaphthalene carrying additional methyl and isopropylidene substituents at positions 4a and 7 respectively.


An alpha-D-Glc-(1->3)-alpha-D-Glc-(1->3)-alpha-D-Man-(1->2)-alpha-D-Man-(1->2)-alpha-D-Man-(1->3)-[alpha-D-Man-(1->2)-alpha-D-Man-(1->3)-[alpha-D-Man-(1->2)-alpha-D-Man-(1->6)]-alpha-D-Man-(1->6)]-beta-D-Man-(1->4)-beta-D-GlcNAc-(1->4)-D-GlcNAc(PP-Dol) in which the anomeric centre has alpha-configuration.


A polyprenyl phospho oligosaccharide consisting of undecaprenyl diphosphate and alpha-D-rhamnosyl-(1->3)-alpha-D-rhamnosyl-(1->2)-alpha-D-rhamnosyl-(1->4)-N-acetyl-D-glucosamine components connected by a glycosyl diphosphate linkage.


juvenile hormone III bisepoxide

A juvenile hormone that is methyl farnesoate in which the 6,7 and 10,11-double bonds have been epoxidised.


NOTOGINSENOSIDE R1

A ginsenoside found in Panax notoginseng that is dammarane which is substituted by hydroxy groups at the 3beta, 6alpha, 12beta and 20 pro-S positions, in which the hydroxy groups at positions 6 and 20 have been converted to the corresponding beta-D-xylopyranosyl-(1->2)-beta-D-glucopyranoside and beta-D-glucopyranoside respectively, and in which a double bond has been introduced at the 24-25 position.


geumonoid

A triterpenoid isolated from whole plants of Geum japonicum and has been shown to exhibit inhibitory activity against HIV-1 protease.


(-)-cubebol

A tertiary alcohol resulting from the formal addition of water to the double bond of alpha-cubebene.


hyperinol A

A hexacyclic triterpenoid that is 13,28-epoxyursan-28-one with a terminal double bond between positions 20(30) and is substituted by a hydroxy group at position 3 (the 3beta,19alpha stereoisomer). It is a taraxastane-type triterpene isolated from  Hypericum oblongifolium and exhibits enzyme inhibitory activity against chymotrypsin.


A pimarane diterpenoid in which the hydrogen at position 3beta has been replaced by a hydroxy group.


CABRALELACTONE

A tetracyclic triterpenoid isolated from the stems of Aglaia abbreviata.


bruceanol E

A quassinoid that is the dihydro derivative of bruceanol D. Isolated from Brucea antidysenterica, it exhibits in vitro cytotoxicity towards several human tumour cell lines.


cadinane

A sesquiterpene consisting of decalin having two methyl substituents at the 1- and 6-positions, an isopropyl substituent at the 4-position and (1S,4S,4aS,6S,8aS)-configuration.


parkeol

A tetracyclic triterpenoid comprised of a lanostane skeleton which is 3beta-hydroxylated and has double bonds at the 9(11)- and 24-positions.


(-)-neodihydrocarveol

The (1R,2S,5S)-stereoisomer of dihydrocarveol.


A scalarane sesterterpenoid isolated from the marine sponge Hyrtios erectus that exhibits antineoplastic activity.


neurolenin D

A germacranolide isolated from Neurolaena lobata and Austroeupatorium inulifolium and has been shown to exhibit antimalarial activity.


marianine

A  tetracyclic triterpenoid  that is lanost-8-ene substituted by hydroxy groups at positions 3 and 25, a methylidene group at position 24 and an oxo group at position 7. Isolated from the whole plant of Silybum marianum, it exhibits inhibitory activity against  chymotrypsin.


An alpha-D-Man-(1->2)-alpha-D-Man-(1->2)-alpha-D-Man-(1->3)-[alpha-D-Man-(1->3)-alpha-D-Man-(1->6)]-beta-D-Man-(1->4)-beta-D-GlcNAc-(1->4)-D-GlcNAc(PP-Dol) in which the anomeric centre has alpha-configuration.


trichobrasilenol

A carbobicyclic compound that is (3aS,7aS)-octahydro-1H-indene substituted by a methyl group at positions 1S, 6 and 6, and by a 1-hydroxypropan-2-ylidene group at position 4. It is a sesquiterpenoid produced by a Trichoderma terpene cyclase.


A polyprenyl glycosyl diphosphate having eleven prenyl units and with beta-D-glucosyl-(1->4)-N-acetyl-D-glucosamine as the glycosyl fragment.


aculene D

A sesquiterpenoid that is (3aR)-4,7,8,8a-tetrahydroazulen-1(3aH)-one substituted by an ethyl, methyl, hydroxy and methyl groups at positions 3, 6, 8S, and 8aR, respectively. It is a fungal metabolite isolated from Penicillium sp. SCS-KFD08 and Aspergillus aculeatus.


parasiloxanthin

A carotenol that is 7,8-dihydro-beta,beta-carotene carrying two hydroxy substituents at positions 3 and 3'.


(E)-beta-caryophyllene

A beta-caryophyllene in which the stereocentre adjacent to the exocyclic double bond has S configuration while the remaining stereocentre has R configuration. It is the most commonly occurring form of beta-caryophyllene, occurring in many essential oils, particularly oil of cloves.


T-2 TOXIN

A trichothecene mycotoxin produced by fungi of the genus Fusarium. It is a common contaminant in food and feedstuffs of cereal origin and is known to cause a range of toxic effects in humans and animals.


ent-kaurane diterpenoid

A diterpenoid compound having an ent-kaurane skeleton.


A p-menthane monoterpenoid that is cyclohexan-1-one substituted by a methyl group at position 5 and a propan-2-ylidene group at position 2.


SAMADERINS B

A quassinoid isolated from Quassia indica and Samadera madagascariensis. It exhibits antimalarial and cytotoxic activities.


maytenfolone A

A hexacyclic triterpenoid that is a lactone of friedelin. Isolated from Celastrus hindsii, it exhibits anti-HIV and antineoplastic activities.


all-trans-decaprenyl diphosphate

A decaprenyl diphosphate having (E)-stereochemistry exclusively in the double bonds.


beta-bisabolene

A  bisabolene that is cyclohexene substituted by a methyl group at position 1 and a 6-methylhepta-1,5-dien-2-yl group at position 4.


copal-8-ol diphosphate

A diterpenyl phosphate in which the diterpenyl fragment is specified as copal-8-ol-15-yl.


all-trans-4-oxo-16-hydroxyretinoic acid

A retinoid that consists of all-trans-retinoic acid carrying an oxo substituent at position 4 and a hydroxy substituent at position 16.


VITETRIFOLIN D

A labdane diterpenoid that is isolated from the fruits of Vitex trifolia L and Vitex negundo.


CUCURBITACIN D

A cucurbitacin in which a lanostane skeleton is multi-substituted with hydroxy, methyl and oxo substituents, with unsaturation at positions 5 and 23.


nepetaside

A terpene glycoside that is beta-D-glucopyranose in which the hydrogen of the hydroxy group at position 1R is replaced by a (4R,4aR,6R,7R,7aS)-4,7-dimethyl-1-oxooctahydrocyclopenta[c]pyran-6-yl group. It is a plant metabolite isolated from Nepeta cataria.


A beta-D-glucosyl-(1->4)-N-acetyl-D-glucosaminyl undecaprenyl diphosphate in which the anomeric centre connected to the diphosphate group has alpha-configuration.


A triterpenoid saponin based on a ursane-skeleton isolated from the leaves of Rosa laevigata.


gelomulide M

An abietane diterpenoid that is ent-abieta-2(3),13(15)-diene-16,12-olide substituted by beta-acetoxy groups at positions 1 and 7 and a beta-epoxy group across positions 8 and 14. Isolated from the leaves of Gelonium aequoreum, it exhibits moderate cytotoxicity against lung (A549), breast (MDAMB-231 and MCF7), and liver (HepG2) cancer cell lines.


foresticine

A diterpene alkaloid with formula C24H39NO6, originally isolated from Aconitum forrestii.


BERKELEYONE B

A meroterpenoid found in Penicillium rubrum and has been shown to exhibit inhibitory activity against caspase-1.


senbusine A

A diterpene alkaloid with formula C23H37NO6 that is isolated from several Aconitum species.


lyciumoside II

A diterpene glycoside that is 20-hydroxygeranyllinalool substituted carrying beta-D-glucosyl and beta-D-glucosyl-(1->2)-beta-D-glucosyl residues at position O-3 and O-20 respectively.


polyprenyl phospho polysaccharide

A polyprenyl phospho carbohydrate in which the carbohydrate portion is any polysaccharide.


AJUGACUMBIN F

A  diterpene lactone isolated from the whole plants of Ajuga ciliata.


bielschowskysin

A diterpenoid that is isolated from Pseudopterogorgia kallos and exhibits antimalarial and anticancer activity.


(+)-ABSCISIC ACID

The naturally occurring (1'S)-(+) enantiomer of abscisic acid. It is an important sesquiterpenoid plant hormone which acts as a regulator of plant responses to environmental stresses such as drought and cold.


AGNUSIDE

A benzoate ester resulting from the formal condensation of the carboxy group of 4-hydroxybenzoic acid with the primary hydroxy group of aucubin. It is an iridoid glycoside found in several Vitex plants including Vitex agnus-castus.


lipid II

An undecaprenyldiphospho-N-acetyl-(N-acetylglucosaminyl)muramoyl peptide in which the peptide element is L-alanyl-D-gamma-glutamyl-L-lysyl-D-alanyl-D-alanine.


zonarene

A sesquiterpene that is 1,2,3,7,8,8a-hexahydronaphthalene which is substituted at positions 1 and 6 by methyl groups and at position 4 by an isopropyl group (the 1S-isomer).


A cadinane sesquiterpenoid that is 1,2,3,4,6,7,8,8a-octahydronaphthalen-2-ol substituted by hydroxymethyl group at position 5, isopropyl group at position 8 and a methyl group at position 2 (the 2S,8R,8aR stereoisomer). Isolated from the culture broth of Tyromyces chioneus, it exhibits anti-HIV-1 activity.


alpha-nootkatol

A 4,4a-dimethyl-6-(prop-1-en-2-yl)-2,3,4,4a,5,6,7,8-octahydronaphthalen-2-ol with (2R,4R,4aS,6R) stereochemistry.


A  triterpenoid saponin of the type of cucurbitane glycosides isolated from  Machilus yaoshansis.


ISOSECOTANAPARTHOLIDE

A sesquiterpene lactone isolated from Artemisia rutifolia and Artemisia iwayomogi and has been shown to inhibit nitric oxide synthase.


A dolichyl diphosphooligosaccharide intermediate involved in post-translational modification of proteins.


neoxanthin

An epoxycarotenoid that is 6,7-didehydro-5,5',6,6'-tetrahydro-5',6'-epoxy-beta,beta-carotene which is substituted by hydroxy groups at the 3, 3', and 5 positions.


abscisic acid

A member of the class of abscisic acids in which the double bond betweeen positions 2 and 3 has cis- (natural) geometry.


N-deethylaconine

A diterpene alkaloid with formula C22H35NO6, originally isolated from Aconitum carmichaeli.


areptin B

A diterpenoid isolated from the aerial parts of Ajuga reptans.


beta-seco-amyrin

A triterpenoid that is (2S)-1,2,3,4,4a,5,8,8a-octahydronaphthalen-2-ol substituted by methyl groups at the 1, 1, 4a, and 6 positions and substituted at position 5 by a 2-[(4aR,8aR)-2,4a,7,7-tetramethyl-3,4,4a,5,6,7,8,8a-octahydronaphthalen-1-yl]ethyl group.


GINSENOSIDE F1

A ginsenoside found in Panax species that is dammarane which is substituted by hydroxy groups at the 3beta, 6alpha, 12beta and 20 pro-S positions, in which the hydroxy group at position 20 has been converted to the corresponding beta-D-glucopyranoside, and in which a double bond has been introduced at the 24-25 position.


cornusalterin J

A  tirucallane triterpenoid that is (13alpha,14beta,17alpha,20S)-lanosta-7,24-diene substituted by a beta-hydroxy group at position 3 and a methoxy group at position 23. It has been isolated from the stem and stem barks of Cornus walteri.


adonixanthin

A carotenone that consists of beta,beta-caroten-4-one bearing two hydroxy substituents at positions 3 and 3' (the 3S,3'R diastereomer).


BETA-SELINENE

An optically active form of beta-selinene having (+)-(4aR,7R,8aS)-configuration.


An undecaprenyl diphosphate in which the eight double bonds closest to the phosphate group have Z configuration, while the next two double bonds have E configuration.


triterpene

A C30 terpene.


A cembrane diterpenoid that is cembra-2E,7E,11Z-trien-20,10-olide substituted by a hydroxy group at position 4. It has been isolated from the leaves of Croton gratissimus.


LAMESTICUMIN A

A triterpenoid of the class of onoceranoid-type terpenoids isolated from the twigs of  Lansium domesticum.


thujene

A monoterpene based on a thujane skeleton.


exo-(+)-cinmethylin

A 1-methyl-2-[(2-methylbenzyl)oxy]-4-(propan-2-yl)-7-oxabicyclo[2.2.1]heptane that is the exo-(+)-isomer of cinmethylin.


diterpene

A C20 terpene.


cabraleadiol monoacetate

A tetracyclic triterpenoid isolated from Aglaia abbreviata.


(+)-cis-carveol

The (1S,5S)-stereoisomer of carveol.


beta-benzoyloxypaeoniflorin

A  monoterpene glycoside with formula C30H32O13, isolated from several species of Paeoniae.


A polyprenyl phospho oligosaccharide that consists of a beta-D-Gal-(1->3)-alpha-D-GlcNAc moiety linked via a diphospho group to ditrans,octacis-undecaprenol.


A polyprenyl phospho oligosaccharide that consists of an alpha-L-Fuc-(1->2)-beta-D-Gal-(1->3)-alpha-D-GalNAc-(1->3)-alpha-D-GalNAc moiety linked via a diphospho group to ditrans,octacis-undecaprenol.


kunzeaol

A germacrane sesquiterpenoid derived from germacrane by dehydrogenation between the 1-10 and 4-5 positions as well as hydroxylation at position 6.


A diterpenoid that is podocarpa-6,8,11,13-tetraene substituted by a methyl group at position 13 and hydroxy groups at position 3 and 12. Isolated from Securinega suffruticosa, it exhibits cytotoxicity towards human cancer cells.


An undecaprenyldiphospho-N-acetylmuramoyl peptide in which the peptide moiety is L-alanyl-D-isoglutaminyl-L-lysyl-D-alanyl-D-alanine.


A polyprenyl phospho polysaccharide that consists of the polysaccharide alpha-D-Man-(1->2)-alpha-D-Man-(1->2)-[alpha-D-Man-(1->3)-alpha-D-Man-(1->3)-alpha-D-Man-(1->2)-alpha-D-Man-(1->2)]n-alpha-D-Man-(1->3)-alpha-D-Man-(1->3)-alpha-D-Man-(1->3)-alpha-D-GlcNAc linked via a diphospho group to ditrans,octacis-undecaprenol.


cumingianoside F

A triterpenoid saponin that is 24,25-epoxy-13,30-cyclodammarane-3,7,23-triol attached to a 6-O-acetyl-beta-D-glucopyranosyl residue at position 7 via a glycosidic linkage. Isolated from Dysoxylum cumingianum it exhibits antileukemic activity.


A triterpenoid that is an intermediate in the biosynthesis of alpha-onocerin by the fern Lycopodium clavatum.


A ketoretinoic glucuronide obtained by the glycosylation of the carboxy group of all-trans-4-oxoretinoic acid with beta-glucuronic acid.


terpene glycoside

A terpenoid in which one or more hydroxy functions are glycosylated.


A sesquiterpenoid that is solavetivone substituted by a hydroxy group at position 15.


rhodopinol

A carotenol that consists of 1,2-dihydro-psi,psi-carotene bearing two hydroxy substituents at positions 1 and 20.


ballotenic acid

A diterpenoid that is 3,4,4a,5,6,7,8,8a-octahydronaphthalene-1-carboxylic acid substituted by methyl groups at positions 5, 6 and 8a and a 2-(2-oxotetrahydrofuran-3-yl)ethyl group at position 5 (the 4aR,5S,6R,8aR stereoisomer). It is isolated from the whole plant of Ballota limbata (Syn.Otostegia limbata) and acts as a lipoxygenase inhibitor.


zingiberene

2-Methylcyclohexa-1,3-diene in which a hydrogen at the 5 position is substituted (R configuration) by a 6-methyl-hept-5-en-2-yl group (S configuration). It is a sesquiterpene found in the dried rhizomes of Indonesian ginger, Zingiber officinale.


A tetracyclic triterpenoid that is cucurbitadienol in which the methylene hydrogens at position 11 have been replaced by an oxo group.


retinyl ester

A carboxylic ester obtained by formal condensation of the hydroxy group of retinol with the carboxy group of any carboxylic acid.


A quassinoid that is the 15-O-propionyl derivative of bruceolide. It has been isolated from  Brucea javanica and Brucea sumatrana.


michaolide E

A cembrane diterpenoid with cytotoxic activity isolated from the soft coral Lobophytum michaelae.


hexaprenyl diphosphate

A polyprenol diphosphate compound having six prenyl units with undefined stereochemistry about the double bonds.


GYPENOSIDE XVII

A ginsenoside found in Panax species that is dammarane which is substituted by hydroxy groups at the 3beta, 12beta and 20 pro-S positions, in which the hydroxy groups at positions 3 and 20 have been converted to the corresponding beta-D-glucopyranoside and beta-D-glucopyranosyl-(1->6)-beta-D-glucopyranoside respectively, and in which a double bond has been introduced at the 24-25 position.


name: Adonixanthin 3'-beta-D-glucoside/ Adonixanthin 3'-glucoside


A dolichyl diphosphooligosaccharide in which the oligosaccharide moiety is the Man9GlcNAc2Glc branched dodecasaccharide alpha-D-Glc-(1->3)-alpha-D-Man-(1->2)-alpha-D-Man-(1->2)-alpha-D-Man-(1->3)-[alpha-D-Man-(1->2)-alpha-D-Man-(1->3)-[alpha-D-Man-(1->2)-alpha-D-Man-(1->6)]-alpha-D-Man-(1->6)]-beta-D-Man-(1->4)-beta-D-GlcNAc-(1->4)-D-GlcNAc.


A polyprenyl phospho oligosaccharide consisting of undecaprenyl diphosphate and alpha-D-rhamnosyl-(1->2)-alpha-D-rhamnosyl-(1->4)-N-acetyl-D-glucosamine components connected by a glycosyl diphosphate linkage.


A member of the class of octahydronahthalenes that is (-)-eremophilene in which the carbon bearing the methyl group at position 4 (i.e. the methyl group furthest from the isopropenyl group) has R configuration instead of S.


The 5alpha,9alpha,10beta-diastereomer of copalyl diphosphate.


achilleol A

A triterpenoid that is (1S)-2,2-dimethyl-4-methylidenecyclohexanol which is substituted at position 3 by a (6E,10E,14E)-2,6,10,15-tetramethylheptadeca-2,6,10,14-tetraen-17-yl group. It was the first monocyclic triterpenoid found in nature and originally isolated from Achillea odorata.


tuberculosinyl diphosphate

A diterpenyl phosphate that is the O-diphospho derivative of tuberculosinol.


monotropein

An iridoid monoterpenoid that is 1,4a,7,7a-tetrahydrocyclopenta[c]pyran substituted by a beta-D-glucopyranosyloxy group at position 1, a carboxylic acid group at position 4, and at position 7 by a hydroxy and hydroxymethyl groups respectively (the 1S,4aS,7R,7aS diastereomer).


A eudesmane sesquiterpenoid in which the eudesmane skeleton carries a hydroxy substituent at C-11 and has a double bond between C-3 and C-4.


cis-abienol

A labdane diterpenoid in which the labdane skeleton has double bonds at C-12 and C-14 (the former with Z-stereochemistry) and carries a hydroxy group at position C-8.


sesterfisherol

A tetracyclic sesterterpenoid obtained by by expressing a small gene cluster consisting of a terpene synthase (Nf SS) and a cytochrome P450 monooxygenase (Nf P450).


AJUGACILIATIN C

A diterpene lactone isolated from the whole plants of Ajuga ciliata.


beta-maaliene

A sesquiterpene that is 1a,2,3,3a,4,5,6,7b-octahydro-1H-cyclopropa[a]naphthalene carrying foru methyl substituents at positions 1, 1, 3a and 7.


aglaiabbreviatin F

A tetracyclic triterpenoid (dammarane type) isolated from the stems of Aglaia abbreviata.


alpha-acoradiene

A spiro compound that is 1,8-dimethyl-4-(prop-1-en-2-yl)spiro[4.5]decane that has been dehydrogenated to introduce a double bond at position 8-9 (the 1R,4S,5S isomer).


A carbobicyclic compound that is 1,2,3,4,4a,5,6,7-octahydronaphthalene which is substituted at positions 1, 4, and 7 by a propan-2-yl, methyl and methylidene groups, respectively (the 1R,4R,4aS-diastereoisomer).


A tetracyclic triterpenoid that is 4,9-cyclo-9,10-secocholesta-5,24-diene substituted by methyl groups at positions 9beta, 10, and 14, and by hydroxy groups at positions 1 and 11alpha.


FOMITOSIDE E

A triterpene glycoside that consists of lanost-8,23-dien-21-oic acid substituted at by a alpha-acetyloxy group at position 3, a hydroxy group at position 25 and a beta-D-xylopyranosyl moiety at position 21 via a glycosidic linkage. Isolated from the fruit body of  Fomitopsis pinicola, it exhibits inhibitory activity against COX-1 and COX-2.


A polyprenyl phospho oligosaccharide that consists of a beta-D-Glc-(1->3)-alpha-D-GlcNAc moiety linked via a diphospho group to ditrans,octacis-undecaprenol.


15-O-deacetylnimbolidin B

A tricyclic triterpenoid that is isolated from Melia azedarach and exhibits anticancer activity.


lutein 5,6-epoxide

An epoxycarotenol derivative of lutein.


apo carotenoid

A compound arising from loss of part of the carotene skeleton (excluding retinoids)


VITEAGNUSIN I

A labdane diterpenoid that is isolated from the fruits of Vitex agnus-castus.


scutebarbatine D

A diterpene alkaloid of group of neo-clerodanes isolated from the whole plants of Scutellaria barbata and has been shown to exhibit neoplastic activity.


2-trans-abscisic acid

An abscisic acid in which the two acyclic double bonds both have trans-geometry.