vcj:VCD_000215 K11904 type VI secretion system secreted protein VgrG | (GenBank) VgrG protein vcj:VCD_000216 K11903 type VI secretion system secreted protein Hcp | (GenBank) Hcp protein vcj:VCD_000136 K11900 type VI secretion system protein ImpC | (GenBank) uncharacterized protein ImpC vcj:VCD_000137 K11901 type VI secretion system protein ImpB | (GenBank) uncharacterized protein ImpB