>tr|A0A481XF40|A0A481XF40_9POAL Photosystem I iron-sulfur center OS=Stipa heptapotamica GN=psaC MSHSVKIYDTCIGCTQCVRACPTDVLEMIPWDGCKAKQIASAPRTEDCVGCKRCESACPT DFLSVRVYLGPETTRSMALSY