>tr|A0A0A1ZK53|A0A0A1ZK53_PROMR Cytochrome b6-f complex subunit 4 OS=Prochlorococcus marinus str. GP2 GN=petD MSTLKKPDLSDPKLRAKLAKGMGHNYYGEPAWPNDLLYIFPVVILGTIACVVGLAVLDPA MLGDKANPFATPLEILPEWYLYPVFQILRVVPNKLLGIALQTLIPLGLMILPFIENVNKF SNPFRRPIAMSVFLFGTFLTIYLGIGACLPIDKSLTLGLF