8BEM | pdb_00008bem

STE20-like serine/threonine-protein kinase (SLK) in complex with Tivozanib

• PDB DOI: https://doi.org/10.2210/pdb8BEM/pdb

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


• Deposited: 2022-10-21 Released: 2022-11-09 
• Deposition Author(s): Kraemer, A., Knapp, S., Structural Genomics Consortium (SGC)
• Funding Organization(s): The Structural Genomics Consortium (SGC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.60 Å
• R-Value Free: 
  0.255 (Depositor), 0.245 (DCC) 
• R-Value Work: 
  0.222 (Depositor) 
• R-Value Observed: 
  0.224 (Depositor) 

Starting Model: experimental

Literature

STE20-like serine/threonine-protein kinase (SLK) in complex with Tivozanib

Kraemer, A., Doelle, A., Knapp, S., Structural Genomics Consortium (SGC)

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 1 generated by PISA (software)

Biological Assembly Evidence: homology

Biological Assembly 2  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 2 generated by PISA (software)

Macromolecule Content 

• Total Structure Weight: 140.47 kDa 
• Atom Count: 8,668 
• Modeled Residue Count: 1,098 
• Deposited Residue Count: 1,212 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
STE20-like serine/threonine-protein kinase	A, B, C [auth D], D [auth G]	303	Homo sapiens	Mutation(s): 0  Gene Names: SLK, KIAA0204, STK2 EC: 2.7.11.1
UniProt & NIH Common Fund Data Resources
Find proteins for Q9H2G2 (Homo sapiens) Explore Q9H2G2  Go to UniProtKB:  Q9H2G2
PHAROS:  Q9H2G2 GTEx:  ENSG00000065613

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
AV9 (Subject of Investigation/LOI)	E [auth A], G [auth B], H [auth D], J [auth G]	TIVOZANIB C22 H19 Cl N4 O5 SPMVMDHWKHCIDT-UHFFFAOYSA-N
SO4	F [auth A], I [auth D], K [auth G]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.60 Å
• R-Value Free:  0.255 (Depositor), 0.245 (DCC) 
• R-Value Work:  0.222 (Depositor) 
• R-Value Observed: 0.224 (Depositor) 

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 58.012	α = 90
b = 107.28	β = 95.32
c = 129.4	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
XDS	data reduction
Aimless	data scaling
MOLREP	phasing
PDB_EXTRACT	data extraction

Structure Validation

Entry History 

& Funding Information

Deposition Data

• Released Date: 2022-11-09 
Deposition Author(s): Kraemer, A., Knapp, S., Structural Genomics Consortium (SGC)

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

Revision History  

• Version 1.0: 2022-11-09
  Type: Initial release
  
• Version 1.1: 2024-01-31
  Changes: Data collection, Refinement description