4HBD | pdb_00004hbd

Crystal structure of KANK2 ankyrin repeats

• PDB DOI: https://doi.org/10.2210/pdb4HBD/pdb

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


• Deposited: 2012-09-27 Released: 2012-12-12 
• Deposition Author(s): Xu, C., Tempel, W., Cerovina, T., El Bakkouri, M., Bountra, C., Arrowsmith, C.H., Edwards, A.M., Min, J., Structural Genomics Consortium (SGC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.72 Å
• R-Value Free: 
  0.207 (Depositor), 0.222 (DCC) 
• R-Value Work: 
  0.176 (Depositor), 0.190 (DCC) 
• R-Value Observed: 
  0.178 (Depositor) 

Starting Model: experimental

Literature

Crystal structure of KANK2 ankyrin repeats

Xu, C., Tempel, W., Cerovina, T., El Bakkouri, M., Bountra, C., Arrowsmith, C.H., Edwards, A.M., Min, J.

To be published.

Biological Assembly 1  

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

Biological assembly 1 generated by PISA (software)

Macromolecule Content 

• Total Structure Weight: 30.16 kDa 
• Atom Count: 2,107 
• Modeled Residue Count: 245 
• Deposited Residue Count: 276 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
KN motif and ankyrin repeat domain-containing protein 2	A	276	Homo sapiens	Mutation(s): 0  Gene Names: KANK2, ANKRD25, KIAA1518, MXRA3, SIP
UniProt & NIH Common Fund Data Resources
Find proteins for Q63ZY3 (Homo sapiens) Explore Q63ZY3  Go to UniProtKB:  Q63ZY3
PHAROS:  Q63ZY3 GTEx:  ENSG00000197256

Small Molecules

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

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.72 Å
• R-Value Free:  0.207 (Depositor), 0.222 (DCC) 
• R-Value Work:  0.176 (Depositor), 0.190 (DCC) 
• R-Value Observed: 0.178 (Depositor) 

Space Group: P 2₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 150.061	α = 90
b = 65.568	β = 90
c = 28.758	γ = 90

Software Package:

Software Name	Purpose
SCALA	data scaling
SHELX	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
XDS	data reduction
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2012-12-12 
Deposition Author(s): Xu, C., Tempel, W., Cerovina, T., El Bakkouri, M., Bountra, C., Arrowsmith, C.H., Edwards, A.M., Min, J., Structural Genomics Consortium (SGC)

Revision History  

• Version 1.0: 2012-12-12
  Type: Initial release
  
• Version 1.1: 2017-11-15
  Changes: Refinement description
• Version 1.2: 2024-02-28
  Changes: Data collection, Database references
• Version 1.3: 2024-04-03
  Changes: Refinement description