7MWK | pdb_00007mwk

Crystal structure of MBD2 with DNA

• PDB DOI: https://doi.org/10.2210/pdb7MWK/pdb
• NAKB: 7MWK

• Classification: DNA BINDING PROTEIN/DNA
• Organism(s): Homo sapiens, synthetic construct
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2021-05-17 Released: 2021-07-07 
• Deposition Author(s): Liu, K., Dong, A., Edwards, A.M., Arrowsmith, C.H., Min, J., Structural Genomics Consortium (SGC)

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.45 Å
• R-Value Free: 
  0.216 (Depositor), 0.206 (DCC) 
• R-Value Work: 
  0.192 (Depositor), 0.202 (DCC) 
• R-Value Observed: 
  0.192 (Depositor) 

Starting Model: experimental

Literature

Crystal structure of MBD2 with DNA

Liu, K., Dong, A., Edwards, A.M., Arrowsmith, C.H., Min, J., Structural Genomics Consortium (SGC)

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)

Macromolecule Content 

• Total Structure Weight: 32.24 kDa 
• Atom Count: 2,025 
• Modeled Residue Count: 184 
• Deposited Residue Count: 206 
• Unique protein chains: 1
• Unique nucleic acid chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Methyl-CpG-binding domain protein 2	A, B	79	Homo sapiens	Mutation(s): 0  Gene Names: MBD2
UniProt & NIH Common Fund Data Resources
Find proteins for Q9UBB5 (Homo sapiens) Explore Q9UBB5  Go to UniProtKB:  Q9UBB5
PHAROS:  Q9UBB5 GTEx:  ENSG00000134046

Entity ID: 2
Molecule	Chains	Length	Organism	Image
DNA (5'-D(*GP*CP*CP*AP*AP*(MC)P*GP*TP*TP*GP*GP*C)-3')	C, D, E, F	12	synthetic construct

Small Molecules

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

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.45 Å
• R-Value Free:  0.216 (Depositor), 0.206 (DCC) 
• R-Value Work:  0.192 (Depositor), 0.202 (DCC) 
• R-Value Observed: 0.192 (Depositor) 

Diffraction Data: https://doi.org/10.18430/M37MWK

Space Group: P 3₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 40.521	α = 90
b = 40.521	β = 90
c = 202.097	γ = 120

Software Package:

Software Name	Purpose
REFMAC	refinement
Aimless	data scaling
PDB_EXTRACT	data extraction
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2021-07-07 
Deposition Author(s): Liu, K., Dong, A., Edwards, A.M., Arrowsmith, C.H., Min, J., Structural Genomics Consortium (SGC)

Revision History  

• Version 1.0: 2021-07-07
  Type: Initial release
  
• Version 1.1: 2023-10-18
  Changes: Data collection, Database references, Refinement description