>sp|B8HNR1|UCRI_CYAP4 Cytochrome b6-f complex iron-sulfur subunit OS=Cyanothece sp. (strain PCC 7425 / ATCC 29141) OX=395961 GN=petC PE=3 SV=1 MAQLSGTPDVPDMGRRQFMNLLTFGSATGVALGMLYPVVRYFIPPASGGVGGGVVAKDAL GNDISVSDFLAKHPANDRALAQGLKGDPTYIVVQDDHTIGDYGLNAVCTHLGCVVPWNIS ENKFICPCHGSQYDNTGKVVRGPAPLSLALAHAAVSDDKITFTPWTETDFRTGKEPWWT