>sp|A5GMW1|UCRI_SYNPW Cytochrome b6-f complex iron-sulfur subunit OS=Synechococcus sp. (strain WH7803) GN=petC PE=3 SV=1 MTQMPAGDVPGMGRRQFMNLLTFGSVTGVALGALYPVVNYFIPPRAAGSGGGTSAKDELG NAVTASGWLSTHPAGDRSLVQGLKGDPTYLIVEGDDAIGSYGINAICTHLGCVVPWNSGA NKFMCPCHGSQYDATGKVVRGPAPLSLALANVSVENDNVFVSQWTDTDFRTGEKPWWA