>tr|A6K7D3|A6K7D3_RAT Cystatin 8 (Cystatin-related epididymal spermatogenic), isoform CRA_a OS=Rattus norvegicus GN=Cst8 MTKPLLLSLIFFIIPAALAVDVDQSKNEVKAQRYFGSISISNANVKQCVWFAMKEYNKGS EDKYLFLLDKTLHATLQITDRMEYHIDVQISRSNCRKPLNNTENCIPQKNPKLEKKLSCS FLVGALPWNGEFDLLSKECKDV