7BU5

Crystal Structure of Human SLX4 and MUS81

• PDB DOI: https://doi.org/10.2210/pdb7BU5/pdb

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


• Deposited: 2020-04-04 Released: 2021-04-07 
• Deposition Author(s): Wan, B., Wu, J., Lei, M.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.80 Å
• R-Value Free: 0.206 
• R-Value Work: 0.169 
• R-Value Observed: 0.171 

Literature

SLX4 control MUS81 endonuclease function in telomere through an intermolecular SAP domain

Wan, B., Wu, J., Lei, M.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 2-mer - A1B1 

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

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 18.78 kDa 
• Atom Count: 1,218 
• Modelled Residue Count: 133 
• Deposited Residue Count: 159 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
MUS81 endonuclease homolog (Yeast), isoform CRA_b	A	98	Homo sapiens	Mutation(s): 0  Gene Names: MUS81, hCG_23303
UniProt & NIH Common Fund Data Resources
Find proteins for Q96NY9 (Homo sapiens) Explore Q96NY9  Go to UniProtKB:  Q96NY9
PHAROS:  Q96NY9 GTEx:  ENSG00000172732

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Structure-specific endonuclease subunit SLX4	B	61	Homo sapiens	Mutation(s): 0  Gene Names: SLX4, BTBD12, KIAA1784, KIAA1987
UniProt & NIH Common Fund Data Resources
Find proteins for Q8IY92 (Homo sapiens) Explore Q8IY92  Go to UniProtKB:  Q8IY92
PHAROS:  Q8IY92 GTEx:  ENSG00000188827

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
GLY	C [auth A], D [auth A]	GLYCINE C2 H5 N O2 DHMQDGOQFOQNFH-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.80 Å
• R-Value Free: 0.206 
• R-Value Work: 0.169 
• R-Value Observed: 0.171 
• Space Group: P 3₂ 1 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 59.118	α = 90
b = 59.118	β = 90
c = 86.425	γ = 120

Software Package:

Software Name	Purpose
SCALEPACK	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
Coot	model building
PHENIX	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2021-04-07 
Deposition Author(s): Wan, B., Wu, J., Lei, M.

Revision History  

• Version 1.0: 2021-04-07
  Type: Initial release
  
• Version 1.1: 2024-03-27
  Changes: Data collection, Database references