ddd:Dda3937_00833 K11903 type VI secretion system secreted protein Hcp | (GenBank) hcpB; Hcp ddd:Dda3937_00816 K11900 type VI secretion system protein ImpC | (GenBank) SciI protein ddd:Dda3937_00817 K11901 type VI secretion system protein ImpB | (GenBank) ImpB