2026-01-14 REL PDBe INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY PDBe PDBe 2024-06-14 2025-06-25 2025-06-25 2026-01-14 Swiss National Science Foundation 3100A0_118402 Switzerland German Research Foundation (DFG) SFB807-P18 Germany German Research Foundation (DFG) SFB1507-P3 Germany German Research Foundation (DFG) DFG-EXC115 Germany Single particle cryo-EM maps of AcrB wildtype monomers reconstituted in salipro nanodiscs Lazarova M Frangakis A Pos KM Drug efflux, RND transporter, TRANSPORT PROTEIN Lazarova M Eicher T Bornsen C Zeng H Athar M Okada U Yamashita E Spannaus IM Borgosch M Cha HJ Vargiu AV Murakami S Diederichs K Frangakis AS Pos KM Conformational plasticity across phylogenetic clusters of RND multidrug efflux pumps and its impact on substrate specificity. Nat Commun UK 16 11649 11649 2025 41298458 doi:10.1038/s41467-025-66751-3 2041-1723 EMDB EMD-50645 associated EM volume Multidrug efflux pump subunit AcrB Multidrug efflux pump subunit AcrB 0 1 Escherichia coli K-12 0.114 Multidrug efflux pump subunit AcrB Escherichia coli K-12 Escherichia coli LEVO MPNFFIDRPIFAWVIAIIIMLAGGLAILKLPVAQYPTIAPPAVTISASYPGADAKTVQDTVTQVIEQNMNGIDNLMYMSS NSDSTGTVQITLTFESGTDADIAQVQVQNKLQLAMPLLPQEVQQQGVSVEKSSSSFLMVVGVINTDGTMTQEDISDYVAA NMKDAISRTSGVGDVQLFGSQYAMRIWMNPNELNKFQLTPVDVITAIKAQNAQVAAGQLGGTPPVKGQQLNASIIAQTRL TSTEEFGKILLKVNQDGSRVLLRDVAKIELGGENYDIIAEFNGQPASGLGIKLATGANALDTAAAIRAELAKMEPFFPSG LKIVYPYDTTPFVKISIHEVVKTLVEAIILVFLVMYLFLQNFRATLIPTIAVPVVLLGTFAVLAAFGFSINTLTMFGMVL AIGLLVDDAIVVVENVERVMAEEGLPPKEATRKSMGQIQGALVGIAMVLSAVFVPMAFFGGSTGAIYRQFSITIVSAMAL SVLVALILTPALCATMLKPIAKGDHGEGKKGFFGWFNRMFEKSTHHYTDSVGGILRSTGRYLVLYLIIVVGMAYLFVRLP SSFLPDEDQGVFMTMVQLPAGATQERTQKVLNEVTHYYLTKEKNNVESVFAVNGFGFAGRGQNTGIAFVSLKDWADRPGE ENKVEAITMRATRAFSQIKDAMVFAFNLPAIVELGTATGFDFELIDQAGLGHEKLTQARNQLLAEAAKHPDMLTSVRPNG LEDTPQFKIDIDQEKAQALGVSINDINTTLGAAWGGSYVNDFIDRGRVKKVYVMSEAKYRMLPDDIGDWYVRAADGQMVP FSAFSSSRWEYGSPRLERYNGLPSMEILGQAAPGKSTGEAMELMEQLASKLPTGVGYDWTGMSYQERLSGNQAPSLYAIS LIVVFLCLAALYESWSIPFSVMLVVPLGVIGALLAATFRGLTNDVYFQVGLLTTIGLSAKNAILIVEFAKDLMDKEGKGL IEATLDAVRMRLRPILMTSLAFILGVMPLVISTGAGSGAQNAVGTGVMGGMVTATVLAIFFVPVFFVVVRRRFSRKNEDI EHSHTVDHHLEHHHHHH P31224 singleParticle particle 2.5 7.5 Quantifoil R1.2/1.3 COPPER GLOW DISCHARGE AIR ETHANE 100 277 FEI VITROBOT MARK IV FEI TITAN KRIOS FLOOD BEAM BRIGHT FIELD FIELD EMISSION GUN 300 70.0 2.7 0.8 2.4 105000.0 FEI TITAN KRIOS AUTOGRID HOLDER NITROGEN GIF Bioquantum 30 GATAN K3 BIOQUANTUM (6k x 4k) 1 8038 50.0 1 2096546 PHASE FLIPPING AND AMPLITUDE CORRECTION 2.9 FSC 0.143 CUT-OFF 961526 MAXIMUM LIKELIHOOD MAXIMUM LIKELIHOOD emd_50645.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 380 380 380 0 0 0 380 380 380 318.06 318.06 318.06 90.0 90.0 90.0 X Y Z -0.44690347 1.5527452 0.0013802877 0.031316143 0.837 0.837 0.837 0.288 AUTHOR Monomer class 3 emd_50645_additional_1.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 380 380 380 0 0 0 380 380 380 318.06 318.06 318.06 90.0 90.0 90.0 X Y Z -0.73577094 1.6122519 0.0016079487 0.024537642 0.837 0.837 0.837 AUTHOR Monomer class 1 emd_50645_additional_2.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 380 380 380 0 0 0 380 380 380 318.06 318.06 318.06 90.0 90.0 90.0 X Y Z -0.44173497 1.5120628 0.0014358532 0.029143536 0.837 0.837 0.837 AUTHOR Monomer class 2 emd_50645_additional_3.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 380 380 380 0 0 0 380 380 380 318.06 318.06 318.06 90.0 90.0 90.0 X Y Z -0.45243645 1.478681 0.0013466178 0.030364806 0.837 0.837 0.837 AUTHOR Monomer class 4 emd_50645_additional_4.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 380 380 380 0 0 0 380 380 380 318.06 318.06 318.06 90.0 90.0 90.0 X Y Z -0.4034559 1.4164451 0.0011982337 0.030377584 0.837 0.837 0.837 AUTHOR Monomer class 5 emd_50645_additional_5.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 380 380 380 0 0 0 380 380 380 318.06 318.06 318.06 90.0 90.0 90.0 X Y Z -0.4660911 1.4617393 0.0011926173 0.0294648 0.837 0.837 0.837 AUTHOR Monomer class 6 emd_50645_additional_6.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 380 380 380 0 0 0 380 380 380 318.06 318.06 318.06 90.0 90.0 90.0 X Y Z -0.56245 1.5370096 0.0011300634 0.029059334 0.837 0.837 0.837 AUTHOR Monomer class 7 emd_50645_additional_7.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 380 380 380 0 0 0 380 380 380 318.06 318.06 318.06 90.0 90.0 90.0 X Y Z -0.76817524 1.7074258 0.0015509344 0.024174618 0.837 0.837 0.837 AUTHOR Monomer class 8 emd_50645_additional_8.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 380 380 380 0 0 0 380 380 380 318.06 318.06 318.06 90.0 90.0 90.0 X Y Z -0.7584488 1.8315924 0.0018612937 0.024358805 0.837 0.837 0.837 AUTHOR Monomer class 11 emd_50645_additional_9.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 380 380 380 0 0 0 380 380 380 318.06 318.06 318.06 90.0 90.0 90.0 X Y Z -0.53411835 1.4094841 0.001709068 0.030196344 0.837 0.837 0.837 AUTHOR Monomer class 9 emd_50645_additional_10.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 380 380 380 0 0 0 380 380 380 318.06 318.06 318.06 90.0 90.0 90.0 X Y Z -0.44528714 1.4621263 0.0016984692 0.031000191 0.837 0.837 0.837 AUTHOR Monomer class 10 emd_50645_additional_11.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 380 380 380 0 0 0 380 380 380 318.06 318.06 318.06 90.0 90.0 90.0 X Y Z -0.42322493 1.4746163 0.0015762866 0.032175235 0.837 0.837 0.837 AUTHOR Monomer class 13 emd_50645_additional_12.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 380 380 380 0 0 0 380 380 380 318.06 318.06 318.06 90.0 90.0 90.0 X Y Z -0.4552745 1.3793354 0.0016189881 0.029439706 0.837 0.837 0.837 AUTHOR Monomer class 12 emd_50645_additional_13.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 380 380 380 0 0 0 380 380 380 318.06 318.06 318.06 90.0 90.0 90.0 X Y Z -0.46166918 1.461978 0.0016256113 0.031320285 0.837 0.837 0.837 AUTHOR Monomer class 14 emd_50645_additional_14.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 380 380 380 0 0 0 380 380 380 318.06 318.06 318.06 90.0 90.0 90.0 X Y Z -0.73467445 1.7464188 0.0018261819 0.02474421 0.837 0.837 0.837 AUTHOR Monomer class 15 emd_50645_additional_15.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 380 380 380 0 0 0 380 380 380 318.06 318.06 318.06 90.0 90.0 90.0 X Y Z -0.45271003 1.4824196 0.00154921 0.0303775 0.837 0.837 0.837 AUTHOR Monomer class 16 emd_50645_half_map_1.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 380 380 380 0 0 0 380 380 380 318.06 318.06 318.06 90.0 90.0 90.0 X Y Z -0.7626163 1.7765325 0.0012609551 0.08659083 0.837 0.837 0.837 AUTHOR emd_50645_half_map_2.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 380 380 380 0 0 0 380 380 380 318.06 318.06 318.06 90.0 90.0 90.0 X Y Z -0.7075885 1.835773 0.0012420797 0.08659587 0.837 0.837 0.837 AUTHOR