2RR8

Solution structure of calponin homology domain of IQGAP1

• PDB DOI: https://doi.org/10.2210/pdb2RR8/pdb
• BMRB: 11175

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


• Deposited: 2010-06-09 Released: 2010-09-15 
• Deposition Author(s): Umemoto, R., Nishida, N., Ogino, S., Shimada, I.

---

Experimental Data Snapshot

• Method: SOLUTION NMR
• Conformers Calculated: 100 
• Conformers Submitted: 20 
• Selection Criteria: target function 

Literature

NMR structure of the calponin homology domain of human IQGAP1 and its implications for the actin recognition mode.

Umemoto, R., Nishida, N., Ogino, S., Shimada, I.

(2010) J Biomol NMR 48: 59-64

• PubMed: 20644981 
• DOI: https://doi.org/10.1007/s10858-010-9434-8
• Primary Citation of Related Structures:  
  2RR8

---

Organizational Affiliation: 

Graduate School of Pharmaceutical Sciences, The University of Tokyo, Hongo, Bunkyo-ku, Tokyo 113-0033, Japan.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 22.03 kDa 
• Atom Count: 1,546 
• Modelled Residue Count: 190 
• Deposited Residue Count: 190 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
IQGAP1 protein	A	190	Homo sapiens	Mutation(s): 0  Gene Names: IQGAP1
UniProt & NIH Common Fund Data Resources
Find proteins for P46940 (Homo sapiens) Explore P46940  Go to UniProtKB:  P46940
PHAROS:  P46940 GTEx:  ENSG00000140575

Experimental Data & Validation

Experimental Data

• Method: SOLUTION NMR
• Conformers Calculated: 100 
• Conformers Submitted: 20 
• Selection Criteria: target function 

Structure Validation

Entry History 

Deposition Data

• Released Date: 2010-09-15 
Deposition Author(s): Umemoto, R., Nishida, N., Ogino, S., Shimada, I.

Revision History  

• Version 1.0: 2010-09-15
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2020-02-26
  Changes: Data collection, Database references, Other
• Version 1.3: 2023-06-14
  Changes: Database references, Other