5HKW

Crystal Structure of Apo c-Cbl TKBD Refined to 2.25 A Resolution

• PDB DOI: https://doi.org/10.2210/pdb5HKW/pdb

• Classification: LIGASE
• Organism(s): Homo sapiens
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2016-01-14 Released: 2017-01-18 
• Deposition Author(s): Lovell, S., Battaile, K.P., Mehzabeen, N., Zhang, N., Cooper, A., Gao, P., Perez, R.P.
• Funding Organization(s): National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.25 Å
• R-Value Free: 0.234 
• R-Value Work: 0.180 
• R-Value Observed: 0.182 

Literature

Crystal Structure of Apo c-Cbl TKBD Refined to 2.25 A Resolution

Zhang, N., Ferris, D., Lovell, S., Smalter-Hall, A., Battaile, K.P., Anbanandam, A., Gao, P., Hanzlik, R., Perez, R.P.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors and generated by PISA (software)

Biological Assembly 2  

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

Biological assembly 2 assigned by authors and generated by PISA (software)

Biological Assembly 3  

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

Biological assembly 3 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 107.18 kDa 
• Atom Count: 7,511 
• Modelled Residue Count: 906 
• Deposited Residue Count: 924 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
E3 ubiquitin-protein ligase CBL	A, B, C	308	Homo sapiens	Mutation(s): 0  Gene Names: CBL, CBL2, RNF55 EC: 6.3.2
UniProt & NIH Common Fund Data Resources
Find proteins for P22681 (Homo sapiens) Explore P22681  Go to UniProtKB:  P22681
PHAROS:  P22681 GTEx:  ENSG00000110395

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
NA	D [auth A], E [auth B], F [auth C]	SODIUM ION Na FKNQFGJONOIPTF-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.25 Å
• R-Value Free: 0.234 
• R-Value Work: 0.180 
• R-Value Observed: 0.182 
• Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 159.116	α = 90
b = 106.523	β = 92.13
c = 84.984	γ = 90

Software Package:

Software Name	Purpose
Aimless	data scaling
PHASER	phasing
PHENIX	refinement
PDB_EXTRACT	data extraction
XDS	data reduction

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2017-01-18 
Deposition Author(s): Lovell, S., Battaile, K.P., Mehzabeen, N., Zhang, N., Cooper, A., Gao, P., Perez, R.P.

---

Funding Organization	Location	Grant Number
National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)	United States	5P20RR017708-10 / 8P20GM103420-10

Revision History  

• Version 1.0: 2017-01-18
  Type: Initial release
  
• Version 1.1: 2017-09-20
  Changes: Author supporting evidence
• Version 1.2: 2019-12-25
  Changes: Author supporting evidence
• Version 1.3: 2023-09-27
  Changes: Data collection, Database references, Derived calculations, Refinement description