>tr|A0A6B9RBR8|A0A6B9RBR8_9MAGN Photosystem I iron-sulfur center OS=Rosularia alpestris GN=psaC MSHSVKIYDTCIGCTQCVRACPTDVLEMIPWDGCKAKQIASAPRTEDCVGCKRCESACPT DFLSVRVYLWHETTRSMGLAY