7XWY

Crystal structure of spFft3 N-terminal truncation

• PDB DOI: https://doi.org/10.2210/pdb7XWY/pdb

• Classification: DNA BINDING PROTEIN
• Organism(s): Schizosaccharomyces pombe 972h-
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2022-05-27 Released: 2023-12-06 
• Deposition Author(s): Zhang, N., Jiang, T., Huo, Y.
• Funding Organization(s): National Natural Science Foundation of China (NSFC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.25 Å
• R-Value Free: 0.235 
• R-Value Work: 0.183 
• R-Value Observed: 0.188 

Literature

Crystal structure of spFft3 N-terminal truncation

Zhang, N., Jiang, T., Huo, Y.

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 Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 45.14 kDa 
• Atom Count: 3,209 
• Modelled Residue Count: 381 
• Deposited Residue Count: 389 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
ATP-dependent helicase fft3	A	389	Schizosaccharomyces pombe 972h-	Mutation(s): 0  Gene Names: fft3, snf2SR, SPAC25A8.01c EC: 3.6.4.12
UniProt
Find proteins for O42861 (Schizosaccharomyces pombe (strain 972 / ATCC 24843)) Explore O42861  Go to UniProtKB:  O42861

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
SO4	B [auth A]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MSE	A	L-PEPTIDE LINKING	C5 H11 N O2 Se		MET

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.25 Å
• R-Value Free: 0.235 
• R-Value Work: 0.183 
• R-Value Observed: 0.188 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 51.716	α = 90
b = 36.106	β = 95.91
c = 101.973	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
HKL-2000	data scaling
PDB_EXTRACT	data extraction
HKL-2000	data reduction
PHENIX	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2023-12-06 
Deposition Author(s): Zhang, N., Jiang, T., Huo, Y.

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Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	31800632

Revision History  

• Version 1.0: 2023-12-06
  Type: Initial release