8XXH

Structure of CXCR2 bound to CXCL2 (CXCR2-CXCL2-Go Full map)

• PDB DOI: https://doi.org/10.2210/pdb8XXH/pdb
• EM Map EMD-38749: EMDB EMDataResource

• Classification: SIGNALING PROTEIN/IMMUNE SYSTEM
• Organism(s): Homo sapiens, Mus musculus
• Expression System: Escherichia coli, Spodoptera frugiperda
• Mutation(s): Yes 
• Membrane Protein: Yes  PDBTMMemProtMD


• Deposited: 2024-01-18 Released: 2025-01-15 
• Deposition Author(s): Sano, F.K., Saha, S., Sharma, S., Ganguly, M., Shihoya, W., Nureki, O., Shukla, A.K., Banerjee, R.
• Funding Organization(s): Science and Engineering Research Board (SERB)

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 2.80 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Starting Model: in silico

Literature

Structure of CXCR2 bound to CXCL2 (CXCR2-CXCL2-Go Full map)

Sano, F.K., Saha, S., Sharma, S., Ganguly, M., Shihoya, W., Nureki, O., Shukla, A.K., Banerjee, R.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 7-mer - A2B1C1D1E1F1 Local Symmetry: Cyclic - C2  (Explore in 3D)
Local Stoichiometry: Homo 2-mer - A2 

Local Symmetry: Cyclic - C2  (Explore in 3D)
Local Stoichiometry: Homo 2-mer - A2 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: electron microscopy

Macromolecule Content

• Total Structure Weight: 162.4 kDa 
• Atom Count: 9,646 
• Modelled Residue Count: 1,264 
• Deposited Residue Count: 1,471 
• Unique protein chains: 6

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Guanine nucleotide-binding protein G(o) subunit alpha	A	240	Homo sapiens	Mutation(s): 6  Gene Names: GNAO1 EC: 3.6.5 Membrane Entity: Yes
UniProt & NIH Common Fund Data Resources
Find proteins for P09471 (Homo sapiens) Explore P09471  Go to UniProtKB:  P09471
PHAROS:  P09471 GTEx:  ENSG00000087258

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1	B	350	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
Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2	C [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: 4
Molecule	Chains	Sequence Length	Organism	Details	Image
Antibody fragment ScFv16	D [auth S]	248	Mus musculus	Mutation(s): 0

Entity ID: 5
Molecule	Chains	Sequence Length	Organism	Details	Image
C-X-C chemokine receptor type 2	E [auth R]	416	Homo sapiens	Mutation(s): 0  Gene Names: CXCR2 Membrane Entity: Yes
UniProt & NIH Common Fund Data Resources
Find proteins for P25025 (Homo sapiens) Explore P25025  Go to UniProtKB:  P25025
PHAROS:  P25025 GTEx:  ENSG00000180871

Entity ID: 6
Molecule	Chains	Sequence Length	Organism	Details	Image
C-X-C motif chemokine 2	F [auth D], G [auth E]	73	Homo sapiens	Mutation(s): 0  Gene Names: CXCL2 Membrane Entity: Yes
UniProt & NIH Common Fund Data Resources
Find proteins for P19875 (Homo sapiens) Explore P19875  Go to UniProtKB:  P19875
PHAROS:  P19875 GTEx:  ENSG00000081041

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 2.80 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

EM Software:

Task	Software Package	Version
MODEL REFINEMENT	PHENIX
RECONSTRUCTION	cryoSPARC	4.4
RECONSTRUCTION	RELION	4

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2025-01-15 
Deposition Author(s): Sano, F.K., Saha, S., Sharma, S., Ganguly, M., Shihoya, W., Nureki, O., Shukla, A.K., Banerjee, R.

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Funding Organization	Location	Grant Number
Science and Engineering Research Board (SERB)	India	IPA/2020/000405

Revision History  

• Version 1.0: 2025-01-15
  Type: Initial release