haso:B2G49_14360 K11903 type VI secretion system secreted protein Hcp | (GenBank) hypothetical protein haso:B2G49_14350 K11900 type VI secretion system protein ImpC | (GenBank) type VI secretion protein haso:B2G49_14355 K11901 type VI secretion system protein ImpB | (GenBank) type VI secretion system-associated protein