babt:DK49_2055 K00957 sulfate adenylyltransferase subunit 2 [EC:2.7.7.4] | (GenBank) cysD; sulfate adenylyltransferase, small subunit babt:DK49_2056 K00955 bifunctional enzyme CysN/CysC [EC:2.7.7.4 2.7.1.25] | (GenBank) cysC; adenylylsulfate kinase