>AF_AFA2CBQ9F1_1|Chain A|Cytochrome b6-f complex subunit 4|Prochlorococcus marinus (strain MIT 9303) (59922) MHILKKPDFSDPKLRAKLAKGMGHNYYGEPAWPNDLLYIFPVVILGTFACLVGLAVLDPAMLGDKADPFATPLEILPEWYLYPVFQILRVVPNKLLGIVLQTLVPLGLMLIPFIENVNKYQNPFRRPIAMAFFLFGTMITIYLGIGACLPIDKSLTLGLF