sdeg:GOM96_10705 K11903 type VI secretion system secreted protein Hcp | (GenBank) hcp; type VI secretion system tube protein Hcp sdeg:GOM96_11190 K11900 type VI secretion system protein ImpC | (GenBank) tssC; type VI secretion system contractile sheath large subunit sdeg:GOM96_11195 K11901 type VI secretion system protein ImpB | (GenBank) tssB; type VI secretion system contractile sheath small subunit