Immunogen sequence: SHLLPFAFLH GNPWLCNCEI LYFRRWLQDN AENVYVWKQG VDVKAMTSNV ASVQCDNSDK FPVYKYPGKG CPTLGDEGDT DLYDYYPEED TEGDKVRATR TVVKFPTKAH TTPWGLFYSW STASLDSQMP SSLHPTQEST KEQTT. CD42b is a platelet activation marker involved in the process of coagulat