4E44 | pdb_00004e44

Crystal structure of the hMHF1/hMHF2 Histone-Fold Tetramer

PDB DOI: https://doi.org/10.2210/pdb4E44/pdb

Classification: DNA BINDING PROTEIN
Organism(s): Homo sapiens
Expression System: Escherichia coli BL21(DE3)
Mutation(s): No

Deposited: 2012-03-12 Released: 2013-03-20
Deposition Author(s): Fox III, D., Zhao, Y., Yang, W., Weidong, W.

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.10 Å
R-Value Free:
0.231 (Depositor), 0.247 (DCC)
R-Value Work:
0.200 (Depositor)
R-Value Observed:
0.201 (Depositor)

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

Validation slider image for 4E44

This is version 1.2 of the entry. See complete history.

Literature

Crystal Structures Reveal that FANCM remodels the MHF Tetramer in favor of binding Branched DNA

Fox III, D., Yan, Z., Ling, C., Zhao, Y., Lee, D.Y., Yang, W., Weidong, W.

To be published.

Macromolecule Content

Total Structure Weight: 44.32 kDa
Atom Count: 2,783
Modeled Residue Count: 351
Deposited Residue Count: 390
Unique protein chains: 2

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Centromere protein S	A, B [auth C]	112	Homo sapiens	Mutation(s): 0 Gene Names: APITD1, CENPS, FAAP16, MHF1
UniProt & NIH Common Fund Data Resources
Find proteins for Q8N2Z9 (Homo sapiens) Explore Q8N2Z9 Go to UniProtKB: Q8N2Z9
PHAROS: Q8N2Z9 GTEx: ENSG00000175279
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	Q8N2Z9
Sequence Annotations Expand
Reference Sequence

Find similar proteins by:

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Centromere protein X	C [auth B], D	83	Homo sapiens	Mutation(s): 0 Gene Names: STRA13, CENPX, FAAP10, MHF2
UniProt & NIH Common Fund Data Resources
Find proteins for A8MT69 (Homo sapiens) Explore A8MT69 Go to UniProtKB: A8MT69
PHAROS: A8MT69 GTEx: ENSG00000169689
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	A8MT69
Sequence Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.10 Å
R-Value Free: 0.231 (Depositor), 0.247 (DCC)
R-Value Work: 0.200 (Depositor)
R-Value Observed: 0.201 (Depositor)

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 40.78	α = 90
b = 91.93	β = 96.3
c = 61.43	γ = 90

Software Package:

Software Name	Purpose
XSCALE	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
Blu-Ice	data collection
XDS	data reduction

Structure Validation

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Entry History

Deposition Data

Released Date: 2013-03-20

Deposition Author(s):

Revision History (Full details and data files)

Version 1.0: 2013-03-20
Type: Initial release
Version 1.1: 2018-01-24
Changes: Database references
Version 1.2: 2023-09-13
Changes: Data collection, Database references, Refinement description

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RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.