>tr|A0A6M8YX94|A0A6M8YX94_9BRAS Photosystem I iron-sulfur center OS=Horwoodia dicksoniae GN=psaC MSHSVKIYDTCIGCTQCVRACPTDVLEMIPWDGCKAKQIASAPRTEDCVGCKRCESACPT DFLSVRVYLWHETTRSMGLAY