>6x3v_J mol:protein length:454 IgG2b Fab Heavy Chain EVQLQQSGAELVKPGASVKLSCTASGFNIKDTYMYWVKQRPEQGLEWIGRIDPANGDTK YDPKFQGKATITTDTFSNTAYLQLSSLTSEDTAVYYCARKGLRWAMDYWGQGTSVTVST AKTTPPSVYPLAPGCGDTTGSSVTLGCLVKGYFPESVTVTWNSGSLSSSVHTFPALLQS GLYTMSSSVTVPSSTWPSQTVTCSVAHPASSTTVDKKLEPSGPISTINPCPPCKECHKC PAPNLEGGPSVFIFPPNIKDVLMISLTPKVTCVVVDVSEDDPDVQISWFVNNVEVHTAQ TQTHREDYNSTIRVVSTLPIQHQDWMSGKEFKCKVNNKDLPSPIERTISKIKGLVRAPQ VYILPPPAEQLSRKDVSLTCLVVGFNPGDISVEWTSNGHTEENYKDTAPVLDSDGSYFI YSKLNMKTSKWEKTDSFSCNVRHEGLKNYYLKKTISRSPGK