>tr|H6SZL4|H6SZL4_9POAL Photosystem I iron-sulfur center OS=Streptochaeta angustifolia GN=psaC MSHSVKIYDTCIGCTQCVRACPTDVLEMIPWDGCKAKQIASAPRTEDCVGCKRCESACPT DFLSVRVYLGPETTRSMALSY