Immunogen sequence: MNVQPCSRCG YGVYPAEKIS CIDQIWHKAC FHCEVCKMML SVNNFVSHQK KPYCHAHNPK NNTFTSVYHT PLNLNVRTFP EAISGIHDQE DGEQCKSVFH WDMKSKDKEG APNRQPLANE RAYWTGYGEG NAWCPGALPD PEIVRMVEAR KSLGEEYTED YEQPRGKGSF PAMITPAYQR AKKANQLASQ VEYKRGHDER ISRFSTVVDT PEL