>6z1p_BR mol:protein length:143 Iron donor protein CyaYMKKIAINYIFNQTLGRQNHVRVIRLSAPKAIYNFSNKEDILNGLNEKDYQRYCSQFMNELGDVLEESPSQRISDVQISDGVIKVTTQGEKTFVINRQVPNRQIWYSSPVSGPQRFNWDLQEAKWKNQKNEELSKLLFKEIDQV