Immunogen sequence: HSFGYDCRKR ANLQLLDDSI AIYIAGNQLI FLNLKTKEQI YLRSSSGEGI GVIGVHPHKT YFTVAEKGSF PDIIIYEYPS LRPYRVLRDG TEKG Highest antigen sequence identity to the following orthologs: Mouse - 76%, Rat - 73%. Flagellar protein involved in sperm flagellu