Multidrug resistance protein 1
Homo sapiens
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 × 3 PDB declaration: trimeric(3) Consistent with protein copy count | Chain A; UniProt 1–1280 | Not recorded | UIC2 Fab lightchain × 1 UIC2 Fab heavy chain × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 3 CLR CHOLESTEROL × 16 TA1 TAXOL × 1 3PE 1,2-Distearoyl-sn-glycerophosphoethanolamine × 2 | ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5 cryo-EM vitrification conditions:Cryogen ETHANE-PROPANE | Resolution 3.60 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.
| Other PDB | Difference from Current Entry 6QEX | Assembly / Oligomeric State | Construct | Mutations and Modifications | Ligands, Ions and Non-polymers | Method and Experimental Conditions | Structure Quality |
|---|---|---|---|---|---|---|---|
| 6C0V Molecular structure of human P-glycoprotein in the ATP-bound, outward-facing conformation Deposited 2018-01-02 | Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain A
1–1280(1280 aa)
|
Mutation:E556Q, E1201Q | ATP ADENOSINE-5'-TRIPHOSPHATE × 2 MG MAGNESIUM ION × 2 |
ELECTRON MICROSCOPY
cryo-EM buffer
pH 7.5
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 3.40 Å |
| 7A65 Nanodisc reconstituted, drug-free human ABCB1 in complex with MRK16 Fab Deposited 2020-08-25 | Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein heterocomplex Heteromer;Protein × 3 PDB declaration: trimeric |
Chain A
1–1280(1280 aa)
|
Not recorded | CLR CHOLESTEROL × 6 |
ELECTRON MICROSCOPY
cryo-EM buffer
pH 7.4
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 3.90 Å |
| 7A69 Nanodisc reconstituted human ABCB1 in complex with MRK16 Fab and vincristine Deposited 2020-08-25 | Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein heterocomplex Heteromer;Protein × 3 PDB declaration: trimeric |
Chain A
1–1280(1280 aa)
|
Not recorded | R1Q vincristine × 1 CLR CHOLESTEROL × 8 |
ELECTRON MICROSCOPY
cryo-EM buffer
pH 7.4
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 3.20 Å |
| 7A6C Nanodisc reconstituted human ABCB1 in complex with MRK16 Fab and elacridar Deposited 2020-08-25 | Different ligand/ion Different experimental conditions | Assembly 1 Protein heterocomplex Heteromer;Protein × 3 PDB declaration: trimeric |
Chain A
1–1280(1280 aa)
|
Not recorded | R0Z elacridar × 2 CLR CHOLESTEROL × 10 |
ELECTRON MICROSCOPY
cryo-EM buffer
pH 7.4
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 3.60 Å |
| 7A6E Nanodisc reconstituted human ABCB1 in complex with MRK16 Fab and tariquidar Deposited 2020-08-25 | Different ligand/ion Different experimental conditions | Assembly 1 Protein heterocomplex Heteromer;Protein × 3 PDB declaration: trimeric |
Chain A
1–1280(1280 aa)
|
Not recorded | R1H tariquidar × 2 CLR CHOLESTEROL × 11 |
ELECTRON MICROSCOPY
cryo-EM buffer
pH 7.4
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 3.60 Å |
| 7A6F Nanodisc reconstituted human ABCB1 in complex with MRK16 Fab and zosuquidar Deposited 2020-08-25 | Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein heterocomplex Heteromer;Protein × 3 PDB declaration: trimeric |
Chain A
1–1280(1280 aa)
|
Not recorded | ZQU Zosuquidar × 2 CLR CHOLESTEROL × 8 |
ELECTRON MICROSCOPY
cryo-EM buffer
pH 7.4
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 3.50 Å |
| 7O9W Encequidar-bound human P-glycoprotein in complex with UIC2-Fab Deposited 2021-04-17 | Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein heterocomplex Heteromer;Protein × 3 PDB declaration: trimeric |
Chain A
1–1280(1280 aa)
|
Not recorded | V5Q ~{N}-[2-[2-[4-[2-(6,7-dimethoxy-3,4-dihydro-1~{H}-isoquinolin-2-yl)ethyl]phenyl]-1,2,3,4-tetrazol-5-yl]-4,5-dimethoxy-phenyl]-4-oxidanylidene-2,3-dihydrochromene-2-carboxamide × 2 |
ELECTRON MICROSCOPY
cryo-EM buffer
pH 7.4
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 3.50 Å |
| 8GMG CryoEM structure of P-Glycoprotein in Apo state Deposited 2023-03-25 | Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain A
1–1280(1280 aa)
|
Not recorded | No recorded non-water small molecule |
ELECTRON MICROSCOPY
cryo-EM buffer
pH 7.4
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 4.30 Å |
| 8GMJ CryoEM structure of P-Glycoprotein in collapsed closed state under continuous turnover conditions with verapamil Deposited 2023-03-26 | Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain A
1–1280(1280 aa)
|
Not recorded | MG MAGNESIUM ION × 2 ATP ADENOSINE-5'-TRIPHOSPHATE × 2 |
ELECTRON MICROSCOPY
cryo-EM buffer
pH 7.4
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 4.40 Å |
| 8SA0 CryoEM structure of P-Glycoprotein in occluded closed state under continuous turnover conditions with verapamil Deposited 2023-03-30 | Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain A
1–1274(1274 aa)
|
Not recorded | ATP ADENOSINE-5'-TRIPHOSPHATE × 2 MG MAGNESIUM ION × 2 I6H Dexverapamil × 1 |
ELECTRON MICROSCOPY
cryo-EM buffer
pH 7.4
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 4.10 Å |
| 8SA1 CryoEM structure of P-Glycoprotein in inward facing 2 state under continuous turnover conditions with verapamil Deposited 2023-03-30 | Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain A
1–1280(1280 aa)
|
Not recorded | ATP ADENOSINE-5'-TRIPHOSPHATE × 2 MG MAGNESIUM ION × 2 I6H Dexverapamil × 1 |
ELECTRON MICROSCOPY
cryo-EM buffer
pH 7.4
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 4.40 Å |
| 8SB7 CryoEM structure of P-Glycoprotein in inward facing 1 state under continuous turnover conditions with verapamil Deposited 2023-04-02 | Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain A
1–1280(1280 aa)
|
Not recorded | ATP ADENOSINE-5'-TRIPHOSPHATE × 2 MG MAGNESIUM ION × 2 I6H Dexverapamil × 1 |
ELECTRON MICROSCOPY
cryo-EM buffer
pH 7.4
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 4.00 Å |
| 8SB8 CryoEM structure of P-Glycoprotein in collapsed closed state with vanadate Deposited 2023-04-02 | Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain A
1–1280(1280 aa)
|
Not recorded | MG MAGNESIUM ION × 2 AOV ADP ORTHOVANADATE × 2 |
ELECTRON MICROSCOPY
cryo-EM buffer
pH 7.4
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 3.90 Å |
| 8SB9 CryoEM structure of P-Glycoprotein in inward facing 1 state under continuous turnover conditions with vinblastine Deposited 2023-04-02 | Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain A
1–1280(1280 aa)
|
Not recorded | ATP ADENOSINE-5'-TRIPHOSPHATE × 2 MG MAGNESIUM ION × 2 VLB (2ALPHA,2'BETA,3BETA,4ALPHA,5BETA)-VINCALEUKOBLASTINE × 2 |
ELECTRON MICROSCOPY
cryo-EM buffer
pH 7.4
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 4.10 Å |
| 8SBA CryoEM structure of P-Glycoprotein in inward facing 2 state under continuous turnover conditions with vinblastine Deposited 2023-04-02 | Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain A
1–1280(1280 aa)
|
Not recorded | ATP ADENOSINE-5'-TRIPHOSPHATE × 2 MG MAGNESIUM ION × 2 VLB (2ALPHA,2'BETA,3BETA,4ALPHA,5BETA)-VINCALEUKOBLASTINE × 2 |
ELECTRON MICROSCOPY
cryo-EM buffer
pH 7.4
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 3.90 Å |
| 8Y6H P-glycoprotein in complex with UIC2 Fab and triple elacridar molecules in LMNG detergent Deposited 2024-02-02 | Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Insufficient information Heteromer;Protein × 3 PDB declaration: trimeric |
Chain A
1–1280(1280 aa)
|
Not recorded | R0Z elacridar × 3 |
ELECTRON MICROSCOPY
cryo-EM buffer
pH 7.5
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 2.49 Å |
| 8Y6I P-glycoprotein in complex with UIC2 Fab and triple elacridar molecules in nanodisc Deposited 2024-02-02 | Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Insufficient information Heteromer;Protein × 3 PDB declaration: trimeric |
Chain A
1–1280(1280 aa)
|
Not recorded | CLR CHOLESTEROL × 12 3PE 1,2-Distearoyl-sn-glycerophosphoethanolamine × 1 R0Z elacridar × 3 |
ELECTRON MICROSCOPY
cryo-EM buffer
pH 7.5
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 2.54 Å |
| 9CR8 SapNP reconstituted human ABCB1 Deposited 2024-07-21 | Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain A
1–1280(1280 aa)
|
Not recorded | UPL UNKNOWN BRANCHED FRAGMENT OF PHOSPHOLIPID × 15 |
ELECTRON MICROSCOPY
cryo-EM buffer
pH 7.5;25mM HEPES (pH 7.5), 150mM NaCl
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 3.80 Å |
| 9CTC SapNP reconstituted Human ABCB1 in complex with Zosuquidar and ATP/Mg Deposited 2024-07-24 | Different oligomeric state Different ligand/ion Different experimental conditions | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain A
1–1280(1280 aa)
|
Not recorded | ATP ADENOSINE-5'-TRIPHOSPHATE × 1 ZQU Zosuquidar × 2 UPL UNKNOWN BRANCHED FRAGMENT OF PHOSPHOLIPID × 22 |
ELECTRON MICROSCOPY
cryo-EM buffer
pH 7.5;25mM HEPES (pH 7.5), 150mM NaCl
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 3.60 Å |
| 9CTF SapNP Reconstituted Human ABCB1 bound to Taxol in presence of ATP Deposited 2024-07-25 | Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain A
1–1280(1280 aa)
|
Not recorded | UPL UNKNOWN BRANCHED FRAGMENT OF PHOSPHOLIPID × 22 ATP ADENOSINE-5'-TRIPHOSPHATE × 1 TA1 TAXOL × 1 |
ELECTRON MICROSCOPY
cryo-EM buffer
pH 7.5;25mM HEPES (pH 7.5), 150mM NaCl
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 3.90 Å |
| 9CTG SapNP Reconstituted Human ABCB1 bound to ATP gammaS Deposited 2024-07-25 | Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics | Assembly 1 Protein monomer Monomer;Protein × 1 PDB declaration: monomeric |
Chain A
1–1280(1280 aa)
|
Not recorded | UPL UNKNOWN BRANCHED FRAGMENT OF PHOSPHOLIPID × 9 MG MAGNESIUM ION × 2 AGS PHOSPHOTHIOPHOSPHORIC ACID-ADENYLATE ESTER × 2 |
ELECTRON MICROSCOPY
cryo-EM buffer
pH 7.5;25mM HEPES (pH 7.5), 150mM NaCl
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 3.40 Å |
21 other PDB entries and 21 assemblies. Open the comparison page and filter oligomeric states
View Construct and Data Evidence
| UniProt name | MDR1_HUMAN |
| Isoform | — |
| PDB entities | 1 |
| Chains and sequence ranges | Author chain A; PDBConstruct 1–1280; UniProt 1–1280 |