>tr|A0A3Q9U2B3|A0A3Q9U2B3_9ROSI Photosystem I iron-sulfur center OS=Populus haoana GN=psaC MSHSVKIYDTCIGCTQCVRACPTDVLEMIPWDGCKAKQIASAPRTEDCVGCKRCESACPT DFLSVRVYLWHETTRSMGLAY