IUBMB Enzyme Nomenclature

EC 4.2.1.24

Accepted name: porphobilinogen synthase

Reaction: 2 5-aminolevulinate = porphobilinogen + 2 H2O

For diagram of reaction click here.

Other name(s): aminolevulinate dehydratase; δ-aminolevulinate dehydratase; δ-aminolevulinic acid dehydrase; δ-aminolevulinic acid dehydratase; aminolevulinic dehydratase; δ-aminolevulinic dehydratase; 5-levulinic acid dehydratase; 5-aminolevulinate hydro-lyase (adding 5-aminolevulinate and cyclizing)

Systematic name: 5-aminolevulinate hydro-lyase (adding 5-aminolevulinate and cyclizing; porphobilinogen-forming)

Comments: The fungal enzyme is a metalloprotein.

Links to other databases: BRENDA, EXPASY, KEGG, Metacyc, PDB, CAS registry number: 9036-37-7

References:

1. Gibson, K.D., Neuberger, A. and Scott, J.J. The purification and properties of δ-aminolaevulic acid dehydrase. Biochem. J. 61 (1955) 618-629. [PMID: 13276347]

2. Komai, H. and Neilands, J.B. The metalloprotein nature of Ustilago δ-aminolevulinate dehydratase. Biochim. Biophys. Acta 171 (1969) 311-320. [PMID: 5773436]

3. Yamasaki, H. and Moriyama, T. δ-Aminolevulinic acid dehydratase of Mycobacterium phlei. Biochim. Biophys. Acta 227 (1971) 698-705. [PMID: 4998716]

[EC 4.2.1.24 created 1961]


Return to EC 4.2.1 home page
Return to EC 4.2 home page
Return to EC 4 home page
Return to Enzymes home page
Return to IUBMB Biochemical Nomenclature home page