IUBMB Enzyme Nomenclature


Accepted name: methylaspartate mutase

Reaction: L-threo-3-methylaspartate = L-glutamate

Other name(s): glutamate mutase; glutamic mutase; glutamic isomerase; glutamic acid mutase; glutamic acid isomerase; methylaspartic acid mutase; β-methylaspartate-glutamate mutase; glutamate isomerase

Systematic name: L-threo-3-methylaspartate carboxy-aminomethylmutase

Comments: Requires a cobamide coenzyme.

Links to other databases: BRENDA, EXPASY, GTD, KEGG, Metacyc, PDB, CAS registry number: 9032-97-7


1. Barker, H.A., Rooze, V., Suzuki, F. and Iodice, A.A. The glutamate mutase system. Assays and properties. J. Biol. Chem. 239 (1964) 3260-3266.

2. Weissbach, H., Toohey, J. and Barker, H.A. Isolation and properties of B12 coenzymes containing benzimidazole or dimethylbenzimidazole. Proc. Natl. Acad. Sci. USA 45 (1959) 521-528.

[EC created 1961]

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