Seems to be required for the assembly of the photosystem I complex (By similarity). 170 MPRSRINGNFIDKTFSIVANILLRIIPTTSGEKRAFTYYRDGMLAQSEGNYAEALQNYYEAMRLEIDPYDRSYILYNIGLIHTSNGEHTKALEYYFRALERNPFLPQAFNNMAVICHYRGEQAILQGDSEIAEAWFDQAAEYWKQAIALTPGNYIEAQNWLKITKRFEFE YCF3_ORYSA ycf3 Photosystem I assembly protein ycf3