3IEZ

Crystal structure of the RasGAP C-terminal (RGC) domain of IQGAP2

• PDB DOI: https://doi.org/10.2210/pdb3IEZ/pdb

• Classification: SIGNALING PROTEIN
• Organism(s): Homo sapiens
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2009-07-23 Released: 2009-11-03 
• Deposition Author(s): Nedyalkova, L., Tempel, W., Tong, Y., Zhong, N., Crombet, L., Arrowsmith, C.H., Edwards, A.M., Bountra, C., Weigelt, J., Bochkarev, A., Park, H., Structural Genomics Consortium (SGC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.50 Å
• R-Value Free: 0.257 
• R-Value Work: 0.207 
• R-Value Observed: 0.209 

Literature

Crystal structure of the RasGAP C-terminal (RGC) domain of IQGAP2

Nedyalkova, L., Tempel, W., Tong, Y., Zhong, N., Crombet, L., Arrowsmith, C.H., Edwards, A.M., Bountra, C., Weigelt, J., Bochkarev, A., Park, H.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 generated by PISA (software)

Biological Assembly 2  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 2 generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 26.46 kDa 
• Atom Count: 1,713 
• Modelled Residue Count: 189 
• Deposited Residue Count: 228 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Ras GTPase-activating-like protein IQGAP2	A, B	114	Homo sapiens	Mutation(s): 0  Gene Names: IQGAP2
UniProt & NIH Common Fund Data Resources
Find proteins for Q13576 (Homo sapiens) Explore Q13576  Go to UniProtKB:  Q13576
PHAROS:  Q13576 GTEx:  ENSG00000145703

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
UNX	C [auth A], D [auth A], E [auth A], F [auth A], G [auth B], H [auth B], I [auth B], J [auth B]	UNKNOWN ATOM OR ION X

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.50 Å
• R-Value Free: 0.257 
• R-Value Work: 0.207 
• R-Value Observed: 0.209 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 45.083	α = 90
b = 47.256	β = 95.51
c = 46.661	γ = 90

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
SHELX	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
HKL-2000	data reduction
HKL-2000	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2009-11-03 
Deposition Author(s): Nedyalkova, L., Tempel, W., Tong, Y., Zhong, N., Crombet, L., Arrowsmith, C.H., Edwards, A.M., Bountra, C., Weigelt, J., Bochkarev, A., Park, H., Structural Genomics Consortium (SGC)

Revision History  

• Version 1.0: 2009-11-03
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2017-11-01
  Changes: Refinement description
• Version 1.3: 2024-02-21
  Changes: Data collection, Database references