p-TEFb phosphorylates serine 2 in RNA polymerase II CTD (Canis familiaris)
p-tefb phosphorylates serine 2 in rna polymerase ii ctd (canis familiaris)
p-TEFb phosphorylates serine 2 in RNA polymerase II CTD (Canis familiaris)
p-tefb phosphorylates serine 2 in rna polymerase ii ctd (canis familiaris)