>tr|A0A2S1NKT5|A0A2S1NKT5_9GENT Photosystem I iron-sulfur center OS=Asclepias angustifolia GN=psaC MSHSVKIYDTCIGCTQCVRACPTDVLEMIPWDGCKAKQIASAPRTEDCVGCKRCESACPT DFLSVRVYLGAETTRSMGLAY