9T2Z | pdb_00009t2z

Spindlin 1 with crystallization epitope mutations H127D:L128D:T131R

• PDB DOI: https://doi.org/10.2210/pdb9T2Z/pdb

• Classification: CELL CYCLE
• Organism(s): Homo sapiens
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2025-10-24 Released: 2025-11-26 
• Deposition Author(s): Fairhead, M., Strain-Damerell, C., Ye, M., Mackinnon, S.R., Pinkas, D., MacLean, E.M., Koekemoer, L., Bowesman-Jones, H., Damerell, D., Krojer, T., Arrowsmith, C.H., Edwards, A., Bountra, C., Yue, W., Burgess-Brown, N., Marsden, B., von Delft, F.
• Funding Organization(s): The Structural Genomics Consortium (SGC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.87 Å
• R-Value Free: 
  0.288 (Depositor), 0.276 (DCC) 
• R-Value Work: 
  0.259 (Depositor), 0.250 (DCC) 
• R-Value Observed: 
  0.260 (Depositor) 

Starting Model: experimental

Literature

A fast, parallel method for efficiently exploring crystallization behaviour of large numbers of protein variants.

Fairhead, M., Strain-Damerell, C., Ye, M., Mackinnon, S.R., Pinkas, D., MacLean, E.M., Koekemoer, L., Bowesman-Jones, H., Damerell, D., Krojer, T., Arrowsmith, C.H., Edwards, A., Bountra, C., Yue, W., Burgess-Brown, N., Marsden, B., von Delft, F.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: gel filtration

Macromolecule Content 

• Total Structure Weight: 25.72 kDa 
• Atom Count: 1,828 
• Modeled Residue Count: 208 
• Deposited Residue Count: 222 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Spindlin-1	A	222	Homo sapiens	Mutation(s): 3  Gene Names: SPIN1, OCR, SPIN
UniProt & NIH Common Fund Data Resources
Find proteins for Q9Y657 (Homo sapiens) Explore Q9Y657  Go to UniProtKB:  Q9Y657
PHAROS:  Q9Y657 GTEx:  ENSG00000106723

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
EDO	B [auth A], C [auth A], D [auth A]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.87 Å
• R-Value Free:  0.288 (Depositor), 0.276 (DCC) 
• R-Value Work:  0.259 (Depositor), 0.250 (DCC) 
• R-Value Observed: 0.260 (Depositor) 

Space Group: P 2₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 67.88	α = 90
b = 99.91	β = 90
c = 45.46	γ = 90

Software Package:

Software Name	Purpose
BUSTER	refinement
xia2	data reduction
xia2	data scaling
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2025-11-26 
Deposition Author(s): Fairhead, M., Strain-Damerell, C., Ye, M., Mackinnon, S.R., Pinkas, D., MacLean, E.M., Koekemoer, L., Bowesman-Jones, H., Damerell, D., Krojer, T., Arrowsmith, C.H., Edwards, A., Bountra, C., Yue, W., Burgess-Brown, N., Marsden, B., von Delft, F.

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Funding Organization	Location	Grant Number
The Structural Genomics Consortium (SGC)	Canada	--

Revision History  

• Version 1.0: 2025-11-26
  Type: Initial release