5LQJ | pdb_00005lqj

Crystal Structure of COMT in complex with 3-cyclopropyl-5-methyl-4-phenyl-1,2,4-triazole

• PDB DOI: https://doi.org/10.2210/pdb5LQJ/pdb

• Classification: TRANSFERASE
• Organism(s): Rattus norvegicus
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2016-08-17 Released: 2016-09-28 
• Deposition Author(s): Ehler, A., Lerner, C., Rudolph, M.G.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.41 Å
• R-Value Free: 
  0.237 (Depositor), 0.250 (DCC) 
• R-Value Work: 
  0.174 (Depositor), 0.180 (DCC) 
• R-Value Observed: 
  0.177 (Depositor) 

Starting Model: other

Literature

Crystal Structure of COMT in complex with 3-cyclopropyl-5-methyl-4-phenyl-1,2,4-triazole

Lerner, C., Rudolph, M.G.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Biological Assembly 2  

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

Biological assembly 2 assigned by authors.

Biological Assembly 3  

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

Biological assembly 3 assigned by authors.

Biological Assembly 4  

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

Biological assembly 4 assigned by authors.

Macromolecule Content 

• Total Structure Weight: 99.92 kDa 
• Atom Count: 6,916 
• Modeled Residue Count: 855 
• Deposited Residue Count: 884 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Catechol O-methyltransferase	A, B, C, D	221	Rattus norvegicus	Mutation(s): 0  Gene Names: Comt EC: 2.1.1.6
UniProt
Find proteins for P22734 (Rattus norvegicus) Explore P22734  Go to UniProtKB:  P22734

Small Molecules

Ligands 4 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
72N	F [auth A], H [auth B], K [auth C], L [auth C], N [auth D]	3-cyclopropyl-5-methyl-4-phenyl-1,2,4-triazole C12 H13 N3 NNSGFXSZQIRXDG-UHFFFAOYSA-N
K	M [auth D]	POTASSIUM ION K NPYPAHLBTDXSSS-UHFFFAOYSA-N
CL	I [auth B]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M
NA	E [auth A], G [auth B], J [auth C]	SODIUM ION Na FKNQFGJONOIPTF-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.41 Å
• R-Value Free:  0.237 (Depositor), 0.250 (DCC) 
• R-Value Work:  0.174 (Depositor), 0.180 (DCC) 
• R-Value Observed: 0.177 (Depositor) 

Space Group: P 4 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 170.184	α = 90
b = 170.184	β = 90
c = 68.879	γ = 90

Software Package:

Software Name	Purpose
XSCALE	data scaling
PDB_EXTRACT	data extraction
PHENIX	refinement
XDS	data reduction
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2016-09-28 
Deposition Author(s): Ehler, A., Lerner, C., Rudolph, M.G.

Revision History  

• Version 1.0: 2016-09-28
  Type: Initial release
  
• Version 1.1: 2024-05-01
  Changes: Data collection, Database references, Derived calculations, Refinement description