>tr|A0A2S1NVQ6|A0A2S1NVQ6_9GENT Photosystem I iron-sulfur center OS=Asclepias otarioides GN=psaC MSHSVKIYDTCIGCTQCVRACPTDVLEMIPWDGCKAKQIASAPRTEDCVGCKRCESACPT DFLSVRVYLGAETTRSMGLAY