>3w5y_B mol:protein length:108 Magnetosome protein MamMGSHMEAVQNRIVEAAERVPGVRGVIHLRARYVGQDIWADMIIGVDPENTVEQAHEICEAVQAAVCGKIRRIESLHVSAEAREIGDTTKPSFSDQPLSFDEVMLSKVDN