ID 4.3.1.2 DE methylaspartate ammonia-lyase. AN beta-methylaspartase. CA (2S,3S)-3-methyl-L-aspartate = mesaconate + NH4(+). DR Q3AEU2, MAAL1_CARHZ; Q3AEJ6, MAAL2_CARHZ; O66145, MAAL_CITAM ; DR Q05514, MAAL_CLOTT ; Q5V465, MAAL_HALMA ; //