KEGG Orthology (KO) [BR:ccr00001]
09100 Metabolism
09108 Metabolism of cofactors and vitamins
00860 Porphyrin metabolism
CC_0072
Enzymes [BR:ccr01000]
2. Transferases
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 hydroxymethylbilane synthase
CC_0072
