ISDA: 9XQC

Deposition Date 2025-11-18

Release Date 2026-02-04

Last Version Date 2026-02-04

Entry Detail

PDB ID:

9XQC

Keywords:

MEMBRANE PROTEIN/IMMUNE SYSTEM

Title:

A composite Cryo-EM structure of GPR75

Biological Source:

Source Organism(s):

Homo sapiens (Taxon ID: 9606)
Mus musculus (Taxon ID: 10090)
Escherichia coli K-12 (Taxon ID: 83333)

Expression System(s):

Spodoptera frugiperda

Method Details:

Experimental Method:

ELECTRON MICROSCOPY

Resolution:

3.00 Å

Aggregation State:

PARTICLE

Reconstruction Method:

SINGLE PARTICLE

Download Validation Report

Macromolecular Entities

Polymer Type:polypeptide(L)
Molecule:G subunit alpha (q)
Chain IDs:A
Chain Length:361
Number of Molecules:1
Biological Source:Homo sapiens

Polymer Type:polypeptide(L)
Molecule:Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1
Chain IDs:B (auth: C)
Chain Length:343
Number of Molecules:1
Biological Source:Homo sapiens

Polymer Type:polypeptide(L)
Molecule:Antibody fragment scFv16
Chain IDs:C (auth: E)
Chain Length:247
Number of Molecules:1
Biological Source:Mus musculus

Polymer Type:polypeptide(L)
Molecule:Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2
Chain IDs:D (auth: G)
Chain Length:71
Number of Molecules:1
Biological Source:Homo sapiens

Polymer Type:polypeptide(L)
Molecule:Probable G-protein coupled receptor 75,Maltose/maltodextrin-binding periplasmic protein
Chain IDs:E (auth: R)
Chain Length:440
Number of Molecules:1
Biological Source:Homo sapiens, Escherichia coli K-12

Primary Citation

Cryo-EM structures of GPR75 reveal an occluded orthosteric pocket challenging conventional drug discovery paradigms for an anti-obesity target.

Zhu, Z.N, You, C.Z, Yuan, Q.N, Xu, J.Y, Gu, Z.Y, Huang, Z, Liu, M, Shan, B, Wang, J.J, Hu, W, Wang, K, Yin, W.C, Xu, Y.W, Xu, H.E, Wu, C.R.Show

Acta Pharmacol.Sin. ? ? ? (2026)

PMID: 41545757 DOI: 10.1038/s41401-025-01720-6

Primary Citation of related structures

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