>tr|A0AAV3I9V6|A0AAV3I9V6_ECOLX Cation efflux system protein CusF OS=Escherichia coli 3.4880 GN=cusF MKKALQVAMFSLFTVIGFNAQANEHHHETMSEAQPQVISATGVVKGFDLESKKITIHHDP IAAVNWPEMTMRFTITPQTKMSGIKTGDKVAFNFVQQGNLSLLQDIKVSQ