Immunogen sequence: SETFGEDLDC FLHASPPPCI EESFRRLDPL LLPVEAAICE KSSAVDILLS RDKLLSETCL SLQPASSSLD SYTAVNQAQL NAVTSLTPPS SPELSRHLVK TSQTLSAVDG TVTLKLVAKK AALSSVKVRS LISAHGRDVS GVLHEAMSSR GTTGNTQVQS PSNATTATGV FPGLTILPST. The protein encoded by this gene is