Enzymatic conversion of delta-amino levulinic acid to porphobilinogen.
D004912:Erythrocytes; D007982:Levulinic Acids; D011162:Porphobilinogen; D011166:Porphyrins; D011422:Propionates / Q000378:metabolism*
D007982:Levulinic Acids; D011166:Porphyrins; D011422:Propionates; D011162:Porphobilinogen
PORPHYRIN; PROPIONATES/metabolism