>tr|A0A2S1NJ83|A0A2S1NJ83_ASCTU Photosystem I iron-sulfur center OS=Asclepias tuberosa subsp. interior GN=psaC MSHSVKIYDTCIGCTQCVRACPTDVLEMIPWDGCKAKQIASAPRTEDCVGCKRCESACPT DFLSVRVYLGAETTRSMGLAY