>6xnk_C mol:protein length:104 Cytochrome cGDVEKGKKIFIMKCSQCHTVEKGGKHKTGPNLHGLFGRKTGQAPGYSYTAANKNKGIIWGEDTLMEYLENPAKYIPGTKMIFVGIKKKEERADLIAYLKKATNE