7WKD

TRH-TRHR G protein complex

• PDB DOI: https://doi.org/10.2210/pdb7WKD/pdb
• EM Map EMD-32565: EMDB EMDataResource

• Classification: HORMONE
• Organism(s): Homo sapiens, synthetic construct
• Expression System: Trichoplusia ni
• Mutation(s): No 
• Membrane Protein: Yes  OPMPDBTMmpstruc


• Deposited: 2022-01-09 Released: 2022-06-15 
• Deposition Author(s): Xu, Y., Cai, H., You, C., He, X., Yuan, Q., Jiang, H., Cheng, X., Jiang, Y., Xu, H.E.
• Funding Organization(s): National Natural Science Foundation of China (NSFC)

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 3.01 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Structural insights into ligand binding and activation of the human thyrotropin-releasing hormone receptor.

Xu, Y., Cai, H., You, C., He, X., Yuan, Q., Jiang, H., Cheng, X., Jiang, Y., Xu, H.E.

(2022) Cell Res 32: 855-857

• PubMed: 35365755 
• DOI: https://doi.org/10.1038/s41422-022-00641-x
• Primary Citation of Related Structures:  
  7WKD

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Organizational Affiliation: 

The CAS Key Laboratory of Receptor Research, Shanghai Institute of Materia Medica, Chinese Academy of Sciences, Shanghai, China. [e-mail].

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 6-mer - A1B1C1D1E1F1 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 160.09 kDa 
• Atom Count: 8,803 
• Modelled Residue Count: 1,120 
• Deposited Residue Count: 1,431 
• Unique protein chains: 6

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Gq	A	361	Homo sapiens	Mutation(s): 0  EC: 3.6.5 Membrane Entity: Yes
UniProt & NIH Common Fund Data Resources
Find proteins for P63096 (Homo sapiens) Explore P63096  Go to UniProtKB:  P63096
PHAROS:  P63096 GTEx:  ENSG00000127955
Find proteins for P63092 (Homo sapiens) Explore P63092  Go to UniProtKB:  P63092
PHAROS:  P63092 GTEx:  ENSG00000087460
UniProt Groups	P63096P63092

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1	B	351	Homo sapiens	Mutation(s): 0  Gene Names: GNB1
UniProt & NIH Common Fund Data Resources
Find proteins for P62873 (Homo sapiens) Explore P62873  Go to UniProtKB:  P62873
PHAROS:  P62873 GTEx:  ENSG00000078369

Entity ID: 3
Molecule	Chains	Sequence Length	Organism	Details	Image
scFV16	C [auth E]	247	Homo sapiens	Mutation(s): 0

Entity ID: 4
Molecule	Chains	Sequence Length	Organism	Details	Image
Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2	D [auth G]	71	Homo sapiens	Mutation(s): 0  Gene Names: GNG2 Membrane Entity: Yes
UniProt & NIH Common Fund Data Resources
Find proteins for P59768 (Homo sapiens) Explore P59768  Go to UniProtKB:  P59768
PHAROS:  P59768 GTEx:  ENSG00000186469

Entity ID: 5
Molecule	Chains	Sequence Length	Organism	Details	Image
Thyrotropin-releasing hormone receptor	E [auth R]	398	Homo sapiens	Mutation(s): 0  Gene Names: TRHR Membrane Entity: Yes
UniProt & NIH Common Fund Data Resources
Find proteins for P34981 (Homo sapiens) Explore P34981  Go to UniProtKB:  P34981
PHAROS:  P34981 GTEx:  ENSG00000174417

Entity ID: 6
Molecule	Chains	Sequence Length	Organism	Details	Image
TRH	F [auth C]	3	synthetic construct	Mutation(s): 0

Small Molecules

Modified Residues  2 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
LPD	F [auth C]	L-PEPTIDE LINKING	C5 H10 N2 O		PRO
PCA	F [auth C]	L-PEPTIDE LINKING	C5 H7 N O3		GLN

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 3.01 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2022-06-15 
Deposition Author(s): Xu, Y., Cai, H., You, C., He, X., Yuan, Q., Jiang, H., Cheng, X., Jiang, Y., Xu, H.E.

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Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	32130022
National Natural Science Foundation of China (NSFC)	China	81902085

Revision History  

• Version 1.0: 2022-06-15
  Type: Initial release
  
• Version 1.1: 2022-09-14
  Changes: Database references