IUBMB Enzyme Nomenclature


Accepted name: adenylosuccinate lyase

Reaction: (1) N6-(1,2-dicarboxyethyl)AMP = fumarate + AMP

(2) (S)-2-[5-amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxamido]succinate = fumarate + 5-amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxamide

For diagram click here and another example click here.

Other name(s): adenylosuccinase; succino AMP-lyase; N6-(1,2-dicarboxyethyl)AMP AMP-lyase; 6-N-(1,2-dicarboxyethyl)AMP AMP-lyase

Systematic name: N6-(1,2-dicarboxyethyl)AMP AMP-lyase (fumarate-forming)

Comments: Also acts on 1-(5-phosphoribosyl)-4-(N-succinocarboxamide)-5-aminoimidazole.

Links to other databases: BRENDA, EXPASY, GTD, KEGG, Metacyc, PDB, CAS registry number: 9027-81-0


1. Carter, C.E. and Cohen, L.H. The preparation and properties of adenylosuccinase and adenylosuccinic acid. J. Biol. Chem. 222 (1956) 17-30. [PMID: 13366975]

[EC created 1961, modified 2000]

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