Immunogen sequence: VDGVNYASIT RNQHIPQYCG SCWAHASTSA MADRINIKRK GAWPSTLLSV QNVIDCGNAG SCEGGNDLSV W Highest antigen sequence identity to the following orthologs: Mouse - 93%, Rat - 93%. The protein encoded by this gene is a lysosomal cysteine proteinase a