5KXI
X-ray structure of the human Alpha4Beta2 nicotinic receptor
- PDB DOI: https://doi.org/10.2210/pdb5KXI/pdb
- Classification: TRANSPORT PROTEIN
- Organism(s): Homo sapiens
- Expression System: Homo sapiens
- Mutation(s): No 
- Membrane Protein: Yes  OPMPDBTMMemProtMDmpstruc
- Deposited: 2016-07-20 Released: 2016-09-28 
- Funding Organization(s): National Institutes of Health/National Institute of Neurological Disorders and Stroke (NIH/NINDS), Howard Hughes Medical Institute (HHMI), National Institutes of Health/National Institute on Drug Abuse (NIH/NIDA), Welch Foundation, McKnight Scholar Award, Klingenstein-Simons Fellowship Award
Experimental Data Snapshot
- Method: X-RAY DIFFRACTION
- Resolution: 3.94 Å
- R-Value Free: 0.307 
- R-Value Work: 0.285 
- R-Value Observed: 0.286 
This is version 1.6 of the entry. See complete history. 
Macromolecules
Find similar proteins by:
(by identity cutoff) | 3D Structure
Entity ID: 1 | |||||
---|---|---|---|---|---|
Molecule | Chains | Sequence Length | Organism | Details | Image |
Neuronal acetylcholine receptor subunit alpha-4 | 386 | Homo sapiens | Mutation(s): 0  Gene Names: CHRNA4, NACRA4 Membrane Entity: Yes  | ||
UniProt & NIH Common Fund Data Resources | |||||
Find proteins for P43681 (Homo sapiens) Explore P43681  Go to UniProtKB:  P43681 | |||||
PHAROS:  P43681 GTEx:  ENSG00000101204  | |||||
Entity Groups   | |||||
Sequence Clusters | 30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity | ||||
UniProt Group | P43681 | ||||
Sequence AnnotationsExpand | |||||
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Find similar proteins by:
(by identity cutoff) | 3D Structure
Entity ID: 2 | |||||
---|---|---|---|---|---|
Molecule | Chains | Sequence Length | Organism | Details | Image |
Neuronal acetylcholine receptor subunit beta-2 | 403 | Homo sapiens | Mutation(s): 0  Gene Names: CHRNB2 Membrane Entity: Yes  | ||
UniProt & NIH Common Fund Data Resources | |||||
Find proteins for P17787 (Homo sapiens) Explore P17787  Go to UniProtKB:  P17787 | |||||
PHAROS:  P17787 GTEx:  ENSG00000160716  | |||||
Entity Groups   | |||||
Sequence Clusters | 30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity | ||||
UniProt Group | P17787 | ||||
Sequence AnnotationsExpand | |||||
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Small Molecules
Ligands 3 Unique | |||||
---|---|---|---|---|---|
ID | Chains | Name / Formula / InChI Key | 2D Diagram | 3D Interactions | |
NAG Query on NAG | F [auth A], I [auth B], J [auth C], K [auth D], M [auth E] | 2-acetamido-2-deoxy-beta-D-glucopyranose C8 H15 N O6 OVRNDRQMDRJTHS-FMDGEEDCSA-N | |||
NCT Query on NCT | G [auth A], L [auth D] | (S)-3-(1-METHYLPYRROLIDIN-2-YL)PYRIDINE C10 H14 N2 SNICXCGAKADSCV-JTQLQIEISA-N | |||
NA Query on NA | H [auth A] | SODIUM ION Na FKNQFGJONOIPTF-UHFFFAOYSA-N |
Experimental Data & Validation
Experimental Data
- Method: X-RAY DIFFRACTION
- Resolution: 3.94 Å
- R-Value Free: 0.307 
- R-Value Work: 0.285 
- R-Value Observed: 0.286 
- Space Group: P 21 21 21
Unit Cell:
Length ( Å ) | Angle ( ˚ ) |
---|---|
a = 127.099 | α = 90 |
b = 132.633 | β = 90 |
c = 202.44 | γ = 90 |
Software Name | Purpose |
---|---|
PHENIX | refinement |
HKL-2000 | data reduction |
HKL-2000 | data scaling |
PHENIX | phasing |
Entry History & Funding Information
Deposition Data
- Released Date: 2016-09-28  Deposition Author(s): Morales-Perez, C.L., Noviello, C.M., Hibbs, R.E.
Funding Organization | Location | Grant Number |
---|---|---|
National Institutes of Health/National Institute of Neurological Disorders and Stroke (NIH/NINDS) | United States | T32 NS069562 |
Howard Hughes Medical Institute (HHMI) | United States | Gilliam Fellowship |
National Institutes of Health/National Institute on Drug Abuse (NIH/NIDA) | United States | DA037492 |
National Institutes of Health/National Institute of Neurological Disorders and Stroke (NIH/NINDS) | United States | NS077983 |
National Institutes of Health/National Institute of Neurological Disorders and Stroke (NIH/NINDS) | United States | NS095899 |
Welch Foundation | United States | I-1812 |
McKnight Scholar Award | United States | -- |
Klingenstein-Simons Fellowship Award | United States | -- |
National Institutes of Health/National Institute on Drug Abuse (NIH/NIDA) | United States | DA042072 |
Revision History (Full details and data files)
- Version 1.0: 2016-09-28
Type: Initial release - Version 1.1: 2016-10-19
Changes: Database references - Version 1.2: 2016-11-02
Changes: Database references - Version 1.3: 2017-09-27
Changes: Author supporting evidence, Database references, Derived calculations - Version 1.4: 2019-11-20
Changes: Author supporting evidence - Version 1.5: 2020-07-29
Type: Remediation
Reason: Carbohydrate remediation
Changes: Data collection, Derived calculations, Structure summary - Version 1.6: 2024-04-03
Changes: Data collection, Database references, Refinement description, Structure summary