>tr|A0A0A2A323|A0A0A2A323_PROMR Cytochrome b6-f complex subunit 4 OS=Prochlorococcus marinus str. MIT 9302 GN=petD MSTLKKPDLSDPKLRAKLAKGMGHNYYGEPAWPNDLLYIFPVVILGTIACVVGLAVLDPA MLGDKANPFATPLEILPEWYLYPVFQILRVVPNKLLGIALQTLIPLGLMILPFIENVNKF SNPFRRPIAMSVFLFGTFLTIYLGIGACLPIDKSLTLGLF