vcl:VCLMA_A1246 K11903 type VI secretion system secreted protein Hcp | (GenBank) Hcp vcl:VCLMA_B0096 K11900 type VI secretion system protein ImpC | (GenBank) Uncharacterized protein ImpC vcl:VCLMA_B0095 K11901 type VI secretion system protein ImpB | (GenBank) Uncharacterized protein ImpB