3PS4

PDZ domain from Human microtubule-associated serine/threonine-protein kinase 1

• PDB DOI: https://doi.org/10.2210/pdb3PS4/pdb

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


• Deposited: 2010-11-30 Released: 2010-12-29 
• Deposition Author(s): Ugochukwu, E., Wang, J., Krojer, T., Muniz, J.R.C., Sethi, R., Pike, A.C.W., Roos, A., Salah, E., Cocking, R., Savitsky, P., Doyle, D.A., von Delft, F., Bountra, C., Arrowsmith, C.H., Weigelt, J., Edwards, A., Knapp, S., Elkins, J.M., Structural Genomics Consortium (SGC)

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.85 Å
• R-Value Free: 0.225 
• R-Value Work: 0.194 
• R-Value Observed: 0.196 

Starting Model: experimental

Literature

PDZ domain from Human microtubule-associated serine/threonine-protein kinase 1

Ugochukwu, E., Wang, J., Krojer, T., Muniz, J.R.C., Sethi, R., Pike, A.C.W., Roos, A., Salah, E., Cocking, R., Savitsky, P., Doyle, D.A., von Delft, F., Bountra, C., Arrowsmith, C.H., Weigelt, J., Edwards, A., Knapp, S., Elkins, J.M., 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 assigned by authors and generated by PISA (software)

Biological Assembly 2  

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

Biological assembly 2 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 45.38 kDa 
• Atom Count: 3,205 
• Modelled Residue Count: 388 
• Deposited Residue Count: 408 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Microtubule-associated serine/threonine-protein kinase 1	A, B, C, D	102	Homo sapiens	Mutation(s): 0  Gene Names: MAST1, KIAA0973 EC: 2.7.11.1
UniProt & NIH Common Fund Data Resources
Find proteins for Q9Y2H9 (Homo sapiens) Explore Q9Y2H9  Go to UniProtKB:  Q9Y2H9
PHAROS:  Q9Y2H9 GTEx:  ENSG00000105613

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
IMD	G [auth C], H [auth D], I [auth D]	IMIDAZOLE C3 H5 N2 RAXXELZNTBOGNW-UHFFFAOYSA-O
EDO	E [auth A], F [auth A]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.85 Å
• R-Value Free: 0.225 
• R-Value Work: 0.194 
• R-Value Observed: 0.196 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 62.1	α = 90
b = 79.326	β = 90
c = 82.856	γ = 90

Software Package:

Software Name	Purpose
PHASER	phasing
BUSTER	refinement
MOSFLM	data reduction
SCALA	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2010-12-29 
Deposition Author(s): Ugochukwu, E., Wang, J., Krojer, T., Muniz, J.R.C., Sethi, R., Pike, A.C.W., Roos, A., Salah, E., Cocking, R., Savitsky, P., Doyle, D.A., von Delft, F., Bountra, C., Arrowsmith, C.H., Weigelt, J., Edwards, A., Knapp, S., Elkins, J.M., Structural Genomics Consortium (SGC)

Revision History  

• Version 1.0: 2010-12-29
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2017-11-08
  Changes: Refinement description
• Version 1.3: 2023-09-06
  Changes: Data collection, Database references, Derived calculations, Refinement description