MTVTAPNALNFECETGNYHTFCPISCVAWLYQKIEDSFFLVIGTKTCGYFLQNAMGVMIFAEPRYAMAELEEGDISAQLNDYEELKRLCLEIKRDRNPSVIVWIGTCTTEIIKMDLEGLAPKLEAEIGIPIVVARANGLDYAFTQGEDTVLAAMAARCPTSTAISDPEERNPIQRLLNFGKKKEEVQAQSSQYHPHPPLVLFGSLPDPVVTQLTLELKKQGIKVSGWLPAKRYTELPVIDEGYYVAGVNPFLSRTATTLIRRRKCQLITAPFPIGPDGTRTWIEQICATFGIQPQGLAEREAETWQKLSDYLELVRGKSVFFMGDNLLEISLARFLIRCGMRVLEIGIPYMDKRYQAAELALLSQTCAEMGHPLPTIVEKPDNYNQLQRIKALQPDLVITGMAHANPLEARGISTKWSVEFTFAQIHGFGNARDILELVTRPLRRNQALAGLGWQKLVAH chlN CHLN_THEEB 460 Light-independent protochlorophyllide reductase subunit N Uses Mg-ATP and reduced ferredoxin to reduce ring D of protochlorophyllide (Pchlide) to form chlorophyllide a (Chlide) (By similarity). This reaction is light-independent. tll2345