4RTH:
reference: Crystal Structure Analysis of Extrinsic PsbP Protein of Photosystem II Reveals a Manganese-Induced Conformational Change., Cao P, Xie Y, Li M, Pan X, Zhang H, Zhao X, Su X, Cheng T, Chang W, Mol Plant. 2015 Jan 9. pii: S1674-2052(15)00089-1. doi:, 10.1016/j.molp.2015.01.002. PMID: 25704164

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