5ng5

multi-drug efflux; membrane transport; RND superfamily; Drug resistance

Method: ELECTRON MICROSCOPY Dmax: 239.3 Å Quality: GOOD

1. Protein Identity and Related Structures Protein Identity & Related Structures

Multidrug efflux pump subunit AcrA

Escherichia coli

UniProt P0AE06

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 15 PDB declaration: pentadecameric(15) Consistent with protein copy count Chain A; UniProt 25–397 Chain B; UniProt 25–397 Chain D; UniProt 25–397 Chain E; UniProt 25–397 Chain G; UniProt 25–397 Chain H; UniProt 25–397 Not recorded Outer membrane protein TolC × 3 (P02930) Multidrug efflux pump subunit AcrB × 3 (P31224) Multidrug efflux pump accessory protein AcrZ × 3 (P0AAW9) 5QF 6-[2-(3,4-dimethoxyphenyl)ethylsulfanyl]-8-[4-(2-methoxyethyl)piperazin-1-yl]-3,3-dimethyl-1,4-dihydropyrano[3,4-c]pyridine-5-carbonitrile × 3 ELECTRON MICROSCOPY cryo-EM buffer:pH 8 cryo-EM vitrification conditions:Cryogen ETHANE;a 3ul aliquot at a concentration of 2 mg per ml was applied onto glow-discharged holey carbon grid (Quantifoil Au R1.21.3, 300 mesh) Resolution 6.50 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

4 other PDB entries and 5 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name ACRA_ECOLI
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–373; UniProt 25–397 Author chain B; PDBConstruct 1–373; UniProt 25–397 Author chain D; PDBConstruct 1–373; UniProt 25–397 Author chain E; PDBConstruct 1–373; UniProt 25–397 Author chain G; PDBConstruct 1–373; UniProt 25–397 Author chain H; PDBConstruct 1–373; UniProt 25–397

Outer membrane protein TolC

Escherichia coli

UniProt P02930

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 15 PDB declaration: pentadecameric(15) Consistent with protein copy count Chain C; UniProt 1–493 Chain F; UniProt 1–493 Chain I; UniProt 1–493 Not recorded Multidrug efflux pump subunit AcrA × 6 (P0AE06) Multidrug efflux pump subunit AcrB × 3 (P31224) Multidrug efflux pump accessory protein AcrZ × 3 (P0AAW9) 5QF 6-[2-(3,4-dimethoxyphenyl)ethylsulfanyl]-8-[4-(2-methoxyethyl)piperazin-1-yl]-3,3-dimethyl-1,4-dihydropyrano[3,4-c]pyridine-5-carbonitrile × 3 ELECTRON MICROSCOPY cryo-EM buffer:pH 8 cryo-EM vitrification conditions:Cryogen ETHANE;a 3ul aliquot at a concentration of 2 mg per ml was applied onto glow-discharged holey carbon grid (Quantifoil Au R1.21.3, 300 mesh) Resolution 6.50 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

19 other PDB entries and 19 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name TOLC_ECOLI
Isoform
PDB entities 2
Chains and sequence ranges Author chain C; PDBConstruct 1–493; UniProt 1–493 Author chain F; PDBConstruct 1–493; UniProt 1–493 Author chain I; PDBConstruct 1–493; UniProt 1–493

Multidrug efflux pump subunit AcrB

Escherichia coli

UniProt P31224

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 15 PDB declaration: pentadecameric(15) Consistent with protein copy count Chain J; UniProt 1–1049 Chain K; UniProt 1–1049 Chain L; UniProt 1–1049 Not recorded Multidrug efflux pump subunit AcrA × 6 (P0AE06) Outer membrane protein TolC × 3 (P02930) Multidrug efflux pump accessory protein AcrZ × 3 (P0AAW9) 5QF 6-[2-(3,4-dimethoxyphenyl)ethylsulfanyl]-8-[4-(2-methoxyethyl)piperazin-1-yl]-3,3-dimethyl-1,4-dihydropyrano[3,4-c]pyridine-5-carbonitrile × 3 ELECTRON MICROSCOPY cryo-EM buffer:pH 8 cryo-EM vitrification conditions:Cryogen ETHANE;a 3ul aliquot at a concentration of 2 mg per ml was applied onto glow-discharged holey carbon grid (Quantifoil Au R1.21.3, 300 mesh) Resolution 6.50 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

117 other PDB entries and 124 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name ACRB_ECOLI
Isoform
PDB entities 3
Chains and sequence ranges Author chain J; PDBConstruct 1–1049; UniProt 1–1049 Author chain K; PDBConstruct 1–1049; UniProt 1–1049 Author chain L; PDBConstruct 1–1049; UniProt 1–1049

Multidrug efflux pump accessory protein AcrZ

Escherichia coli

UniProt P0AAW9

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 15 PDB declaration: pentadecameric(15) Consistent with protein copy count Chain M; UniProt 1–49 Chain N; UniProt 1–49 Chain O; UniProt 1–49 Not recorded Multidrug efflux pump subunit AcrA × 6 (P0AE06) Outer membrane protein TolC × 3 (P02930) Multidrug efflux pump subunit AcrB × 3 (P31224) 5QF 6-[2-(3,4-dimethoxyphenyl)ethylsulfanyl]-8-[4-(2-methoxyethyl)piperazin-1-yl]-3,3-dimethyl-1,4-dihydropyrano[3,4-c]pyridine-5-carbonitrile × 3 ELECTRON MICROSCOPY cryo-EM buffer:pH 8 cryo-EM vitrification conditions:Cryogen ETHANE;a 3ul aliquot at a concentration of 2 mg per ml was applied onto glow-discharged holey carbon grid (Quantifoil Au R1.21.3, 300 mesh) Resolution 6.50 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

4 other PDB entries and 4 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name ACRZ_ECOLI
Isoform
PDB entities 4
Chains and sequence ranges Author chain M; PDBConstruct 1–49; UniProt 1–49 Author chain N; PDBConstruct 1–49; UniProt 1–49 Author chain O; PDBConstruct 1–49; UniProt 1–49

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

SAXS scattering curve SAXS Profile

SAXS profile for 5ng5

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 5ng5
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2. Structure Basics 2. Structure Basics

Entry ID entry_id5ng5
Deposition date deposition_date2017-03-16
Structure title titlemulti-drug efflux; membrane transport; RND superfamily; Drug resistance
Keywords keywordsmulti-drug efflux; membrane transport; RND superfamily; Drug resistance, membrane protein; MEMBRANE PROTEIN
Experimental Method methodELECTRON MICROSCOPY

3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier85.35
Radius of gyration Rg (electron density) rg_electron87.66
Forward intensity I(0) i06809080000.00
Molecular weight molecular_weight708180.0 kDa
Excluded volume excluded_volume891630 ų
Envelope volume envelope_volume1331100 ų
Hydration-shell volume shell_volume149120 ų
Envelope diameter envelope_diameter339.5
Shell Rg shell_rg63.97
Envelope Rg envelope_rg90.01
Shape Rg shape_rg87.70
Total Rg total_rg87.15
Total atoms total_atoms49920
Residues n_residues6569
Spherical-harmonic order n_harmonics20
q range q_range— – 0.5000 −1
Data points n_points101
Shell type shell_typedirectional
Solvent electron density solvent_density0.3340 e/ų
Shell contrast contrast_shell0.0300 e/ų
CRYSOL version crysol_version4.1.3

4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax239.3
Rg (real space) rg_real77.83
Rg uncertainty (real space) rg_real_error1.48
I(0) (real space) i0_real6.5020e+09
I(0) uncertainty (real space) i0_real_error1.3490e+08
Rg (reciprocal space) rg_reciprocal77.73
I(0) (reciprocal space) i0_reciprocal6666000000.0000
Solution quality estimate total_estimate0.8560
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary66.5
Skewness Skewness skewness0.652
Kurtosis Kurtosis kurtosis-0.395
Angular range angular_range— – 0.0900 −1
Current regularization parameter α current_alpha0.2957
Highest regularization parameter α highest_alpha968100000.0000
Real-space data points n_real_points19
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.002; Oscil: 0.673; Stabil: 0.983; Sysdev: 1.000; Positv: 1.000; Valcen: 0.997; Smooth: 0.167

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

8. Citations (1)

9. Files and Curves (10)