8HOC

Cryo-EM structure of ligand histamine-bound Histamine H4 receptor Gi complex


Experimental Data Snapshot

  • Method: ELECTRON MICROSCOPY
  • Resolution: 3.00 Å
  • Aggregation State: PARTICLE 
  • Reconstruction Method: SINGLE PARTICLE 

wwPDB Validation   3D Report Full Report


This is version 1.0 of the entry. See complete history


Literature

Structure insights into Histamine H4 receptor activation by an endogenous ligand histamine and agonist imetit

Sun, X.Y.Li, F.H.Wang, J.Y.

To be published.

Macromolecules
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Entity ID: 1
MoleculeChains Sequence LengthOrganismDetailsImage
Guanine nucleotide-binding protein G(i) subunit alpha-1354Homo sapiensMutation(s): 0 
Gene Names: GNAI1
Membrane Entity: Yes 
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PHAROS:  P63096
GTEx:  ENSG00000127955 
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UniProt GroupP63096
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Entity ID: 2
MoleculeChains Sequence LengthOrganismDetailsImage
Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1340Homo sapiensMutation(s): 0 
Gene Names: GNB1
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PHAROS:  P62873
GTEx:  ENSG00000078369 
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Entity ID: 3
MoleculeChains Sequence LengthOrganismDetailsImage
Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2C [auth G]71Homo sapiensMutation(s): 0 
Gene Names: GNG2
Membrane Entity: Yes 
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GTEx:  ENSG00000186469 
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UniProt GroupP59768
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Entity ID: 4
MoleculeChains Sequence LengthOrganismDetailsImage
Soluble cytochrome b562, Histamine H4 receptor fusionD [auth R]549Homo sapiensMutation(s): 0 
Gene Names: cybCHRH4GPCR105
Membrane Entity: Yes 
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PHAROS:  Q9H3N8
GTEx:  ENSG00000134489 
Find proteins for P0ABE7 (Escherichia coli)
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UniProt GroupsP0ABE7Q9H3N8
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Entity ID: 5
MoleculeChains Sequence LengthOrganismDetailsImage
Single-chain variable fragment scFv16E [auth S]297Homo sapiensMutation(s): 0 
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Small Molecules
Ligands 1 Unique
IDChains Name / Formula / InChI Key2D Diagram3D Interactions
ITF (Subject of Investigation/LOI)
Query on ITF

Download Ideal Coordinates CCD File 
F [auth R]2-(1~{H}-imidazol-5-yl)ethyl carbamimidothioate
C6 H10 N4 S
PEHSVUKQDJULKE-UHFFFAOYSA-N
Binding Affinity Annotations 
IDSourceBinding Affinity
ITF BindingDB:  8HOC Ki: min: 1.6, max: 3795.6 (nM) from 6 assay(s)
EC50: min: 12.59, max: 51 (nM) from 2 assay(s)
Experimental Data & Validation

Experimental Data

  • Method: ELECTRON MICROSCOPY
  • Resolution: 3.00 Å
  • Aggregation State: PARTICLE 
  • Reconstruction Method: SINGLE PARTICLE 

Structure Validation

View Full Validation Report



Entry History & Funding Information

Deposition Data


Funding OrganizationLocationGrant Number
National Natural Science Foundation of China (NSFC)China--

Revision History  (Full details and data files)

  • Version 1.0: 2023-12-20
    Type: Initial release