>tr|A0A141NXX6|A0A141NXX6_9POAL Photosystem I iron-sulfur center OS=Bouteloua gracilis GN=psaC MSHSVKIYDTCIGCTQCVRACPTDVLEMIPWDGCKAKQIASAPRTEDCVGCKRCESACPT DFLSVRVYLGPETTRSMALSY