TFPI and endocarditis: E. faecalis 28157 was found to carry five virulence genes, i.e., endocarditis-specific antigen (efaA), sugar-binding transcriptional regulator (LacI family, bopD), endocarditis and biofilm-associated pilus tip protein (EbpA), as well as its major (ebpC) and minor (ebpB) subunits.