>7z6q_D mol:protein length:143 P840 reaction center 17 kDa proteinMQPQLSRPQTASNQVRKAVSGPWSGNAVHKAEKYFITSAKRDRDGKLQIELVPASGRRKLSPTPEMIRRLIDGEIEIYILTTQPDIAIDMNKEIIDMENRYVIDFDKRGVKWTMREIPVFYHEGKGLCVELHNKIYTLDQFFK