>9ubw_k mol:protein length:149 Cation channel sperm-associated auxiliary subunit zetaTANVSVSDVCEDFDEEGKSVRNRIRKYSQTISIRDSLNLEPEEIQQQARRELELCHGRSLEHGEDHEESETSLASSTSESLIFSLWKPHRTYWTEQQNRLPLPLMELMETEVLDILKKALITYRSTIGRNHFMTKELQGYIEGIRKRRN