>tr|A0A291PUC4|A0A291PUC4_9MAGN Photosystem I iron-sulfur center OS=Beilschmiedia pauciflora GN=psaC MSHSVKIYDTCIGCTQCVRACPTDVLEMIPWDGCKAKQIASAPRTEDCVGCKRCESACPT DFLSVRVYLWHETTRSMGLAY