Immunogen sequence: MQPMVMQGCP YTLPRCHDWQ AADQFHHSSS LRSTCPHPQV RAAVTSPAPP QDGAGVPCLS LKLLNGSVGA SGPLEPPAMN LCWNEIKKKS HNLRARLEAF SDHSGKLQLP LQEIIDWLSQ KDEELSAQLP LQGDVALVQQ EKETHAAFME EVKSRGPYIY SVLESAQAFL SQHPFEELEE PHSESKDTSP KQRIQNLSRF VWKQATVASE LWE