ecc:c5408 K01305 beta-aspartyl-dipeptidase (metallo-type) [EC:3.4.19.-] | (GenBank) iadA; Isoaspartyl dipeptidase ecc:c1921 K20265 glutamate:GABA antiporter | (GenBank) xasA; Amino acid antiporter ecc:c1922 K01580 glutamate decarboxylase [EC:4.1.1.15] | (GenBank) gadB; Glutamate decarboxylase beta