>tr|A0A481XMM2|A0A481XMM2_9ERIC Photosystem I iron-sulfur center OS=Stewartia sinii GN=psaC MSHSVKIYDTCIGCTQCVRACPTDVLEMIPWDGCKAKQIASAPRTEDCVGCKRCESACPT DFLSVRVYLWHETTRSMGLAY