csc:Csac_1642 K00957 sulfate adenylyltransferase subunit 2 [EC:2.7.7.4] | (GenBank) phosphoadenosine phosphosulfate reductase csc:Csac_1643 K00956 sulfate adenylyltransferase subunit 1 [EC:2.7.7.4] | (GenBank) sulfate adenylyltransferase, large subunit