pws:A7983_07130 K11903 type VI secretion system secreted protein Hcp | (GenBank) hypothetical protein pws:A7983_12730 K11900 type VI secretion system protein ImpC | (GenBank) type VI secretion protein pws:A7983_12725 K11901 type VI secretion system protein ImpB | (GenBank) type VI secretion system-associated protein