>sp|Q5N5B0|UCRI_SYNP6 Cytochrome b6-f complex iron-sulfur subunit OS=Synechococcus sp. GN=petC MTQVSGASDVPSMGRRQFMNLLTFGSVTGVALGALYPVVNYFIPPSSGGSGGGVAAKDAL GNDVVLSKFLADHNVGDRTLVQGLKGDPTYLVVESSEAIGDYGINAVCTHLGCVVPWNAS ENKFKCPCHGSQYDATGKVVRGPAPLSLALAHVSVTDDKVFLSPWTETDFRTGDNPWWA