Sequence Description Alias PCC hrr AAL20591 putative AraC family bacterial regulatory helix-turn-helix protein [Ensembl]. Bacterial regulatory proteins [Interproscan]. STM1674 0.7965629022253922 38 AAL19780 putative pyruvate formate lyase activating enzyme [Ensembl]. Radical SAM superfamily, 4Fe-4S single cluster domain [Interproscan]. STM0844, pflE 0.7956295782934989 35