>tr|D3GWA9|D3GWA9_ECO44 Cation efflux system protein OS=Escherichia coli O44:H18 GN=cusF MKKALQVAMFSLFTVIGFNAQANEHHHETMSEAQPQVISATGVVKGIDLESKKITIHHDP IAAVNWPEMTMRFTITPQTKMSEIKTGDKVAFNFVQQGNLSLLQDIKVSQ