>tr|A0A191VW50|A0A191VW50_9ROSI Photosystem I iron-sulfur center OS=Magnistipula butayei GN=psaC MSHSVKIYDTCIGCTQCVRACPTDVLEMIPWDGCKAKQIASAPRTEDCVGCKRCESACPT DFLSVRVYLWHETTRSMGLAY