8VY7

CryoEM structure of Gi-coupled TAS2R14 with cholesterol and an intracellular tastant


Experimental Data Snapshot

  • Method: ELECTRON MICROSCOPY
  • Resolution: 2.68 Å
  • Aggregation State: PARTICLE 
  • Reconstruction Method: SINGLE PARTICLE 

wwPDB Validation   3D Report Full Report


This is version 2.0 of the entry. See complete history


Literature

Bitter taste receptor activation by cholesterol and an intracellular tastant

Kim, Y.Gumpper, R.H.Liu, Y.Kocak, D.D.Xiong, Y.Cao, C.Deng, Z.Krumm, B.E.Jain, M.K.Zhang, S.Jin, J.Roth, B.L.

(2024) Nature 


Macromolecules
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Entity ID: 1
MoleculeChains Sequence LengthOrganismDetailsImage
Guanine nucleotide-binding protein G(i) subunit alpha-1354Homo sapiensMutation(s): 4 
Gene Names: GNAI1
UniProt & NIH Common Fund Data Resources
Find proteins for P63096 (Homo sapiens)
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PHAROS:  P63096
GTEx:  ENSG00000127955 
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UniProt GroupP63096
Sequence Annotations
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  • Reference Sequence
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Entity ID: 2
MoleculeChains Sequence LengthOrganismDetailsImage
Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1401Homo sapiensMutation(s): 0 
Gene Names: GNB1
UniProt & NIH Common Fund Data Resources
Find proteins for P62873 (Homo sapiens)
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PHAROS:  P62873
GTEx:  ENSG00000078369 
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UniProt GroupP62873
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Entity ID: 3
MoleculeChains Sequence LengthOrganismDetailsImage
Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-271Homo sapiensMutation(s): 0 
Gene Names: GNG2
UniProt & NIH Common Fund Data Resources
Find proteins for P59768 (Homo sapiens)
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PHAROS:  P59768
GTEx:  ENSG00000186469 
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UniProt GroupP59768
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Entity ID: 4
MoleculeChains Sequence LengthOrganismDetailsImage
scFv16267Mus musculusMutation(s): 0 
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Entity ID: 5
MoleculeChains Sequence LengthOrganismDetailsImage
Taste receptor type 2 member 14E [auth R]637Homo sapiensMutation(s): 0 
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Go to UniProtKB:  Q9NYV8
PHAROS:  Q9NYV8
GTEx:  ENSG00000212127 
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UniProt GroupQ9NYV8
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  • Reference Sequence
Small Molecules
Ligands 2 Unique
IDChains Name / Formula / InChI Key2D Diagram3D Interactions
CLR (Subject of Investigation/LOI)
Query on CLR

Download Ideal Coordinates CCD File 
G [auth R]CHOLESTEROL
C27 H46 O
HVYWMOMLDIMFJA-DPAQBDIFSA-N
A1AEI (Subject of Investigation/LOI)
Query on A1AEI

Download Ideal Coordinates CCD File 
F [auth R]4-methyl-N-[(2M)-2-(1H-tetrazol-5-yl)phenyl]-6-(trifluoromethyl)pyrimidin-2-amine
C13 H10 F3 N7
XXKGCSWBGJTTJM-UHFFFAOYSA-N
Experimental Data & Validation

Experimental Data

  • Method: ELECTRON MICROSCOPY
  • Resolution: 2.68 Å
  • Aggregation State: PARTICLE 
  • Reconstruction Method: SINGLE PARTICLE 
EM Software:
TaskSoftware PackageVersion
RECONSTRUCTIONcryoSPARC4.2

Structure Validation

View Full Validation Report



Entry History & Funding Information

Deposition Data


Funding OrganizationLocationGrant Number
National Institutes of Health/National Institute of Diabetes and Digestive and Kidney Disease (NIH/NIDDK)United StatesDK116195

Revision History  (Full details and data files)

  • Version 1.0: 2024-04-03
    Type: Initial release
  • Version 1.1: 2024-04-10
    Changes: Database references
  • Version 2.0: 2024-04-17
    Type: Coordinate replacement
    Reason: Model completeness
    Changes: Advisory, Atomic model, Author supporting evidence, Data collection, Database references, Derived calculations, Polymer sequence, Refinement description, Structure summary