>tr|A0A1Y0AKL7|A0A1Y0AKL7_9POAL Photosystem I iron-sulfur center OS=Schizachyrium brevifolium GN=psaC MSHSVKIYDTCIGCTQCVRACPTDVLEMIPWDGCKAKQIASAPRTEDCVGCKRCESACPT DFLSVRVYLGPETTRSMALSY