Heme biosynthesis, bacteria, glutamyl-tRNA => coproporphyrin III => heme
Brite
Enzymatic reactions [BR:br08201]
2. Transferase reactions
2.5 Transferring alkyl or aryl groups, other than methyl groups
2.5.1 Transferring alkyl or aryl groups, other than methyl groups (only sub-subclass identified to date)
2.5.1.61
R00084 4 Porphobilinogen + H2O <=> Hydroxymethylbilane + 4 Ammonia