>sp|P26290|UCRI_SYNY3 Cytochrome B6-F complex iron-sulfur subunit (EC 1.10.99.1) (Rieske iron-sulfur protein) (RISP) - Synechocystis sp. (strain PCC 6803). MTQISGSPDVPDLGRRQFMNLLTFGTITGVAAGALYPAVKYLIPPSSGGSGGGVTAKDALGNDVKVTEFLASHNAGDRVL AQGLKGDPTYIVVQGDDTIANYGINAVCTHLGCVVPWNASENKFMCPCHGSQYNAEGKVVRGPAPLSLALAHATVTDDDK LVLSTWTETDFRTDEDPWWA