##gff-version 3 P23895 UniProtKB Chain 1 110 . . . ID=PRO_0000108074;Note=Multidrug transporter EmrE P23895 UniProtKB Transmembrane 4 21 . . . Note=Helical%3B Name%3D1;Ontology_term=ECO:0000305;evidence=ECO:0000305|PubMed:17005200;Dbxref=PMID:17005200 P23895 UniProtKB Transmembrane 34 52 . . . Note=Helical%3B Name%3D2;Ontology_term=ECO:0000305;evidence=ECO:0000305|PubMed:17005200;Dbxref=PMID:17005200 P23895 UniProtKB Transmembrane 58 80 . . . Note=Helical%3B Name%3D3;Ontology_term=ECO:0000305;evidence=ECO:0000305|PubMed:17005200;Dbxref=PMID:17005200 P23895 UniProtKB Transmembrane 87 104 . . . Note=Helical%3B Name%3D4;Ontology_term=ECO:0000305;evidence=ECO:0000305|PubMed:17005200;Dbxref=PMID:17005200 P23895 UniProtKB Site 4 4 . . . Note=Required for proper coupling between the substrate transport and the proton gradient P23895 UniProtKB Site 14 14 . . . Note=Essential for translocation and for substrate and proton binding;Ontology_term=ECO:0000305,ECO:0000305;evidence=ECO:0000305|PubMed:12590142,ECO:0000305|PubMed:29114048;Dbxref=PMID:12590142,PMID:29114048 P23895 UniProtKB Site 40 40 . . . Note=Involved in substrate binding P23895 UniProtKB Site 60 60 . . . Note=Involved in substrate binding P23895 UniProtKB Site 63 63 . . . Note=Involved in substrate binding P23895 UniProtKB Site 110 110 . . . Note=Important for activity;Ontology_term=ECO:0000305;evidence=ECO:0000305|PubMed:30287687;Dbxref=PMID:30287687 P23895 UniProtKB Mutagenesis 4 4 . . . Note=Still binds substrate. No transport activity in the presence of a proton gradient%2C but still transports substrate in the absence of a proton gradient. Resistance to toxicants is abolished. Y->C;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:16672221;Dbxref=PMID:16672221 P23895 UniProtKB Mutagenesis 4 4 . . . Note=No effect on resistance to toxicants. Y->F%2CW;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:16672221;Dbxref=PMID:16672221 P23895 UniProtKB Mutagenesis 6 6 . . . Note=No effect on resistance to toxicants. Y->C%2CF%2CL;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:16672221;Dbxref=PMID:16672221 P23895 UniProtKB Mutagenesis 7 7 . . . Note=No substrate binding. Resistance to toxicants is abolished. L->C;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:12590142;Dbxref=PMID:12590142 P23895 UniProtKB Mutagenesis 10 10 . . . Note=Still binds substrate%2C with lower affinity. Resistance to toxicants is abolished. A->C;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:12590142;Dbxref=PMID:12590142 P23895 UniProtKB Mutagenesis 11 11 . . . Note=Still binds substrate%2C with lower affinity. Resistance to toxicants is abolished. I->C;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:12590142;Dbxref=PMID:12590142 P23895 UniProtKB Mutagenesis 14 14 . . . Note=No substrate binding. No transport activity. Resistance to toxicants is abolished. E->C;Ontology_term=ECO:0000269,ECO:0000269;evidence=ECO:0000269|PubMed:10681497,ECO:0000269|PubMed:12590142;Dbxref=PMID:10681497,PMID:12590142 P23895 UniProtKB Mutagenesis 14 14 . . . Note=Still binds substrate. No transport activity in the presence of a proton gradient%2C but still transports substrate in the absence of a proton gradient. Resistance to toxicants is abolished. E->D;Ontology_term=ECO:0000269,ECO:0000269;evidence=ECO:0000269|PubMed:10681497,ECO:0000269|PubMed:12590142;Dbxref=PMID:10681497,PMID:12590142 P23895 UniProtKB Mutagenesis 17 17 . . . Note=No substrate binding. Resistance to toxicants is abolished. G->C;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:12590142;Dbxref=PMID:12590142 P23895 UniProtKB Mutagenesis 18 18 . . . Note=Still binds substrate%2C with lower affinity. Resistance to toxicants is abolished. T->C;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:12590142;Dbxref=PMID:12590142 P23895 UniProtKB Mutagenesis 40 40 . . . Note=Modifies substrate specificity. Y->C%2CF%2CL%2CM%2CS%2CT%2CV;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:16672221;Dbxref=PMID:16672221 P23895 UniProtKB Mutagenesis 53 53 . . . Note=No effect on resistance to toxicants. Y->C;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:16672221;Dbxref=PMID:16672221 P23895 UniProtKB Mutagenesis 60 60 . . . Note=Still binds substrate%2C with lower affinity. Resistance to toxicants is abolished. Y->C%2CF;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:16672221;Dbxref=PMID:16672221 P23895 UniProtKB Mutagenesis 63 63 . . . Note=No transport activity. Resistance to toxicants is abolished. W->C%2CY;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:15882076;Dbxref=PMID:15882076 P23895 UniProtKB Mutagenesis 63 63 . . . Note=Still binds substrate%2C with two-fold reduction in substrate affinity. Resistance to toxicants is abolished. W->F;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:15882076;Dbxref=PMID:15882076 P23895 UniProtKB Mutagenesis 67 67 . . . Note=Major destabilizing effect on the dimer form. G->W;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:23920359;Dbxref=PMID:23920359 P23895 UniProtKB Helix 3 23 . . . Ontology_term=ECO:0007829;evidence=ECO:0007829|PDB:7MH6 P23895 UniProtKB Beta strand 24 27 . . . Ontology_term=ECO:0007829;evidence=ECO:0007829|PDB:7MH6 P23895 UniProtKB Helix 30 50 . . . Ontology_term=ECO:0007829;evidence=ECO:0007829|PDB:7MH6 P23895 UniProtKB Turn 51 53 . . . Ontology_term=ECO:0007829;evidence=ECO:0007829|PDB:7MH6 P23895 UniProtKB Helix 56 78 . . . Ontology_term=ECO:0007829;evidence=ECO:0007829|PDB:7MH6 P23895 UniProtKB Helix 88 99 . . . Ontology_term=ECO:0007829;evidence=ECO:0007829|PDB:7MH6