GCA_000018585.1 P9211_05441 definition Light dependent protochlorophyllide oxido-reductase GCA_000018585.1 P9211_05451 definition Protochlorophyllide reductase iron-sulfur ATP-binding protein GCA_000018585.1 P9211_05461 definition Light-independent protochlorophyllide reductase subunit B GCA_000018585.1 P9211_05471 definition Light-independent protochlorophyllide reductase subunit N GCA_000018585.1 P9211_07421 definition possible light-dependent protochlorophyllide oxido-reductase