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 ecc:c2965 K07223 porphyrinogen peroxidase [EC:1.11.1.-] | (GenBank) yfeX; Hypothetical protein yfeX