RCSB Protein Data Bank - RCSB PDB - 3MQE Structure Summary

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Structure of SC-75416 bound at the COX-2 active site

DOI:10.2210/pdb3mqe/pdb

3MQE

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Primary Citation

Related Citations in PDB Entry (REMARK 1) Hide

Molecular Description

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Classification:	Oxidoreductase
Structure Weight:	278003.29

Molecule:

Prostaglandin G/H synthase 2

Polymer:

Type:

protein

Length:

587

Chains:

A, B, C, D

EC#:

Fragment:

mCOX-2 c delta (UNP residues 18 to 604)

Organism

Mus musculus

Gene Names

Ptgs2 Cox-2 Cox2 Pghs-b Tis10

UniProtKB:

| | Q05769

Source

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Polymer: 1

Scientific Name:

Mus musculus

Taxonomy

Common Name:

Mouse

Expression System:

Spodoptera frugiperda

Polymer: 4

Scientific Name:

Synthetic construct

Taxonomy

Related PDB Entries

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Identifier	Details
1PXX	Crystal structure of diclofenac bound at the COX2 active site
3LN1	Crystal structure of celecoxib bound at the COX2 active site

Ligand Chemical Component

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Identifier	Formula	Name	Interactions
416 Search Download	C₁₅ H₁₄ Cl F₃ O₃	(2S)-7-tert-butyl-6-chloro-2-(trifluoromethyl)- 2H-chromene-3-carboxylic acid		Ligand Explorer
BOG Search Download	C₁₄ H₂₈ O₆	B-OCTYLGLUCOSIDE		Ligand Explorer
HEM Search Download	C₃₄ H₃₂ Fe N₄ O₄	PROTOPORPHYRIN IX CONTAINING FE		Ligand Explorer
NAG Search Download	C₈ H₁₅ N O₆	N-ACETYL-D-GLUCOSAMINE		Ligand Explorer

External Ligand Annotations

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Identifier

Binding Affinity (Sequence Identity %)

IC50:	62 nM (87)	- data from BindingDB
N/A	in BindingMoad
N/A	in PDBbind

External Domain Annotations Hide
Pfam Classification: 2 Domains - data from Pfam

GO Terms: 81 Terms - data from GO
Structural Biology Knowledgebase Data Hide

Data in orange boxes are gathered from external resources (when available).

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Biological Assembly 1

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Biological assembly 1 assigned by authors and generated by PISA (software)

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Deposition Summary

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Authors: Wang, J.L., Limburg, D., Graneto, M.J., Springer, J., Rogier, J., Kiefer, J.R.

Deposition:	2010-04-28
Release:	2010-10-27
Last Modified (REVDAT):	2010-12-01

Revision History Hide

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2011-07-13
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Experimental Details

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Method: X-RAY DIFFRACTION
Exp. Data:
Structure Factors
EDS

Unit Cell:
	Length [Å]	Angles [°]
	a = 183.70	α = 90.00
	b = 140.38	β = 90.00
	c = 129.74	γ = 90.00

Molecule of the Month Hide
Cyclooxygenase