>tr|A0A6B9MPQ4|A0A6B9MPQ4_9POAL Photosystem I iron-sulfur center OS=Poa megalothyrsa GN=psaC MSHSVKIYDTCIGCTQCVRACPTDVLEMIPWDGCKAKQIASAPRTEDCVGCKRCESACPT DFLSVRVYLGPETTRSMALSY