paep:PA1S_28490 K11903 type VI secretion system secreted protein Hcp | (GenBank) hypothetical protein paep:PA1S_17720 K11900 type VI secretion system protein ImpC | (GenBank) type VI secretion protein paep:PA1S_17725 K11901 type VI secretion system protein ImpB | (GenBank) type VI secretion protein