>tr|A0A2S1NF16|A0A2S1NF16_9GENT Photosystem I iron-sulfur center OS=Asclepias elata GN=psaC MSHSVKIYDTCIGCTQCVRACPTDVLEMIPWDGCKAKQIASAPRTEDCVGCKRCESACPT DFLSVRVYLGAETTRSMGLAY