Reaction: L-threo-3-methylaspartate = mesaconate + NH3
Other name(s): β-methylaspartase; 3-methylaspartase; L-threo-3-methylaspartate ammonia-lyase
Systematic name: L-threo-3-methylaspartate ammonia-lyase (mesaconate-forming)
Comments: A cobalamin protein.
Links to other databases: BRENDA, EXPASY, GTD, KEGG, Metacyc, PDB, CAS registry number: 9033-26-5
References:
1. Barker, H.A., Smyth, R.O., Wawszkiewicz, E.J., Lee, M.N. and Wilson, R.M. Enzymic preparation and characterization of an α-L-β-methylaspartic acid. Arch. Biochem. Biophys. 78 (1958) 468-476. [PMID: 13618029]
2. Bright, H.J. and Ingraham, L.L. The preparation of crystalline β-methylaspartase. Biochim. Biophys. Acta 44 (1960) 586-588.