vpa:VP1394 K11904 type VI secretion system secreted protein VgrG | (GenBank) putative VgrG protein vpa:VP1393 K11903 type VI secretion system secreted protein Hcp | (GenBank) BfdA vpa:VP1403 K11900 type VI secretion system protein ImpC | (GenBank) conserved hypothetical protein vpa:VP1402 K11901 type VI secretion system protein ImpB | (GenBank) conserved hypothetical protein