>tr|A0A4Y5PQQ2|A0A4Y5PQQ2_9MYRT Photosystem I iron-sulfur center OS=Heteropyxis natalensis GN=psaC MSHSVKIYDTCIGCTQCVRACPTDVLEMIPWDGCKAKQIASAPRTEDCVGCKRCESACPT DFLSVRVYLWHETTRSMGLAY