>sp|A1WXI6|BCHL_HALHL Light-independent protochlorophyllide reductase iron-sulfur ATP-binding protein OS=Halorhodospira halophila GN=bchL MSNGSVPVSGIGGRGDGEGSSQVHMESTGGMDRAKVFAVYGKGGIGKSTTSSNLAVAFSQ LGKRVLQIGCDPKHDSTFTLTKRLVPTVIDSLEEVDFHMEELRPEDYVYEGYNGVLCVEA GGPPAGTGCGGYVVGQTVKLLKQHHLLEETDVVIFDVLGDVVCGGFAAPLQHADQALIVT ANDFDSIFAMNRIAGAIQAKAKNYKVRLGGVIANRSERTDQIDRINERIGLRTLAHVPNY DVVRRSRLHKSTLFELEEQSEELERVRDEYLSLAAALWNGVDPLSPSPLKDREVFDLLGF D