vpk:M636_14865 K11904 type VI secretion system secreted protein VgrG | (GenBank) type VI secretion protein VgrG vpk:M636_14870 K11903 type VI secretion system secreted protein Hcp | (GenBank) hypothetical protein vpk:M636_14825 K11900 type VI secretion system protein ImpC | (GenBank) type VI secretion protein vpk:M636_14830 K11901 type VI secretion system protein ImpB | (GenBank) hypothetical protein