Immunogen sequence: QNRFESLEEC KKMCTRDNAN RIIKTTLQQE KPDFCFLEED PGICRGYITR YFYNNQTKQC ERFKYGGCLG NMNNFETLEE CKNICEDGPN GFQVDNYGTQ LNAVNNSLTP QSTKVPSLFE FHGPSWCLTP ADRGLCRA. Tissue factor pathway inhibitor (TFPI), also known as lipoprotein-associated coag