Immunogen sequence: SPHPVKPLSA APVEGSPDRK QSRSSLSIAL SSGLEKLKTV TSGSIQPVTQ APQAGQMVDT KRLKDSAVLD QSAKYYHLTH DELISLLLQR ERELSQRDEH VQEL Highest antigen sequence identity to the following orthologs: Mouse - 85%, Rat - 87%. Rab effector involved in protein