>tr|A0A650F2Y0|A0A650F2Y0_9FABA Photosystem I iron-sulfur center OS=Vachellia nilotica GN=psaC MSHSVKIYDTCIGCTQCVRACPTDVLEMIPWDGCKAKQIASAPRTEDCVGCKRCESACPT DFLSVRVYLWHETTRSMGLAY