8HN8

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 1.1 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
EC: 3.6.5
Membrane Entity: Yes 
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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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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
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-2C [auth G]71Homo sapiensMutation(s): 0 
Gene Names: GNG2
Membrane Entity: Yes 
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
Soluble cytochrome b562, Histamine H4 receptor fusionD [auth R]549Homo sapiensMutation(s): 0 
Gene Names: cybCHRH4GPCR105
Membrane Entity: Yes 
UniProt & NIH Common Fund Data Resources
Find proteins for Q9H3N8 (Homo sapiens)
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Go to UniProtKB:  Q9H3N8
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
Binding Affinity Annotations 
IDSourceBinding Affinity
HSM BindingDB:  8HN8 Ki: min: 1, max: 219 (nM) from 12 assay(s)
Kd: min: 5, max: 16 (nM) from 2 assay(s)
EC50: min: 7.4, max: 79 (nM) from 10 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
  • Version 1.1: 2024-10-16
    Changes: Data collection, Structure summary