>tr|A0A2S1NGZ7|A0A2S1NGZ7_9GENT Photosystem I iron-sulfur center OS=Asclepias macroura GN=psaC MSHSVKIYDTCIGCTQCVRACPTDVLEMIPWDGCKAKQIASAPRTEDCVGCKRCESACPT DFLSVRVYLGAETTRSMGLAY