4U4P

Crystal structure of the human condensin SMC hinge domain heterodimer with short coiled coils

• PDB DOI: https://doi.org/10.2210/pdb4U4P/pdb

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


• Deposited: 2014-07-24 Released: 2015-08-26 
• Deposition Author(s): Uchiyama, S., Kawahara, K., Hosokawa, Y., Fukakusa, S., Oki, H., Nakamura, S., Noda, M., Takino, R., Miyahara, Y., Maruno, T., Kobayashi, Y., Ohkubo, T., Fukui, K.

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.89 Å
• R-Value Free: 0.235 
• R-Value Work: 0.188 
• R-Value Observed: 0.190 

Literature

Structural basis for dimer information and DNA recognition of human SMC proteins

Uchiyama, S., Kawahara, K., Hosokawa, Y., Fukakusa, S., Oki, H., Nakamura, S., Noda, M., Takino, R., Miyahara, Y., Maruno, T., Kobayashi, Y., Ohkubo, T., Fukui, K.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 2-mer - A1B1 Pseudo Symmetry: Cyclic - C2  (Explore in 3D)
Pseudo Stoichiometry: Homo 2-mer - A2 

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

Macromolecule Content

• Total Structure Weight: 54.18 kDa 
• Atom Count: 3,675 
• Modelled Residue Count: 428 
• Deposited Residue Count: 480 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Structural maintenance of chromosomes protein 2	A	233	Homo sapiens	Mutation(s): 0  Gene Names: SMC2, CAPE, SMC2L1, PRO0324
UniProt & NIH Common Fund Data Resources
Find proteins for O95347 (Homo sapiens) Explore O95347  Go to UniProtKB:  O95347
PHAROS:  O95347 GTEx:  ENSG00000136824

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Structural maintenance of chromosomes protein 4	B	247	Homo sapiens	Mutation(s): 0  Gene Names: SMC4, CAPC, SMC4L1
UniProt & NIH Common Fund Data Resources
Find proteins for Q9NTJ3 (Homo sapiens) Explore Q9NTJ3  Go to UniProtKB:  Q9NTJ3
PHAROS:  Q9NTJ3 GTEx:  ENSG00000113810

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.89 Å
• R-Value Free: 0.235 
• R-Value Work: 0.188 
• R-Value Observed: 0.190 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 50.4	α = 90
b = 93.98	β = 90
c = 102.07	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement

Structure Validation

Entry History 

Deposition Data

• Released Date: 2015-08-26 
Deposition Author(s): Uchiyama, S., Kawahara, K., Hosokawa, Y., Fukakusa, S., Oki, H., Nakamura, S., Noda, M., Takino, R., Miyahara, Y., Maruno, T., Kobayashi, Y., Ohkubo, T., Fukui, K.

Revision History  

• Version 1.0: 2015-08-26
  Type: Initial release
  
• Version 1.1: 2020-01-29
  Changes: Data collection, Derived calculations
• Version 1.2: 2023-11-08
  Changes: Data collection, Database references, Refinement description