>tr|A0A2S1P0Z8|A0A2S1P0Z8_ASCTU Photosystem I iron-sulfur center OS=Asclepias tuberosa subsp. tuberosa GN=psaC MSHSVKIYDTCIGCTQCVRACPTDVLEMIPWDGCKAKQIASAPRTEDCVGCKRCESACPT DFLSVRVYLGAETTRSMGLAY