YCF4_THEEB Seems to be required for the assembly of the photosystem I complex (By similarity). tll1388 192 ycf4 MTNSPITEPSPRQESVLRYPVLGSRRPSNYFWATAVSIGGLGFFLAGLSSYLHRNLLPIGNPIDLVFIPQGIAIGFYGVAALLLATYLWLAIAWDVGGGFNEFNKETGFVRIFRWGFPGKNRQIEVSCPISDVQAVKIVIKEGLNPKRSLYLKIKGRGEVPLTRVGAPLPLAELETQGATIASFLGVPVEGL Photosystem I assembly protein Ycf4