>tr|A0A6M8YIX3|A0A6M8YIX3_9BRAS Photosystem I iron-sulfur center OS=Boechera breweri GN=psaC MSHSVKIYDTCIGCTQCVRACPTDVLEMIPWDGCKAKQIASAPRTEDCVGCKRCESACPT DFLSVRVYLWHETTRSMGLAY