EC - Aspartate—ammonia ligase

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IntEnz Enzyme Nomenclature


Accepted name:
aspartate—ammonia ligase
Other names:
L-asparagine synthetase
asparagine synthetase
Systematic name:
L-aspartate:ammonia ligase (AMP-forming)


Links to other databases

Enzymes and pathways: NC-IUBMB , BRENDA , ERGO , ExplorEnz , ENZYME@ExPASy , KEGG , MetaCyc , UniPathway
Structural data: CSA , EC2PDB
Gene Ontology: GO:0004071
CAS Registry Number: 9023-69-2
UniProtKB/Swiss-Prot: (152) [show] [UniProt]


  1. Ravel, J.M., Norton, S.J., Humphreys, J.S. and Shive, W.
    Asparagine biosynthesis in Lactobacillus arabinosusand its control by asparagine through enzyme inhibition and repression.
    J. Biol. Chem. 237 : 2845-2849 (1962).
  2. Webster, G.C. and Varner, J.E.
    Aspartate metabolism and asparagine synthesis in plant systems.
    J. Biol. Chem. 215 : 91-99 (1955).

[EC created 1961]