L-homocysteine + 2-aminoprop-2-enoate => L,L-cystathionine
l-homocysteine + 2-aminoprop-2-enoate => l,l-cystathionine
L-homocysteine + 2-aminoprop-2-enoate => L,L-cystathionine
l-homocysteine + 2-aminoprop-2-enoate => l,l-cystathionine