>tr|A0AAV3HF95|A0AAV3HF95_ECOLX Cation efflux system protein CusF OS=Escherichia coli EC1870 GN=cusF MKKALQVAMFSLFTVIGFNAQANEHHHETMSEAQPQVISATGVVKGFDLESKKITIHHDP IAAVNWPEMTMRFTITPQTKMSGIKTGDKVAFNFVQQGNLSLLQDIKVSQ