>tr|A0A3G1B506|A0A3G1B506_9POAL Photosystem I iron-sulfur center OS=Trisetum cernuum GN=psaC MSHSVKIYDTCIGCTQCVRACPTDVLEMIPWDGCKAKQIASAPRTEDCVGCKRCESACPT DFLSVRVYLGPETTRSMALSY