Macromolecule Content

Total Structure Weight: 37.55 kDa
Atom Count: 2420
Modelled Residue Count: 290
Deposited Residue Count: 328
Unique protein chains: 1

3MBL

Crystal Structure of the human mitogen-activated protein kinase kinase 1 (MEK 1) in complex with ligand and MgADP

PDB DOI: 10.2210/pdb3MBL/pdb

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

Deposited: 2010-03-25 Released: 2010-07-28
Deposition Author(s): Dougan, D.R., Mol, C.D.

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.60 Å
R-Value Free: 0.215
R-Value Work: 0.166
R-Value Observed: 0.169

wwPDB Validation 3D Report Full Report

Ligand Structure Quality Assessment

This is version 1.1 of the entry. See complete history.

Literature

Structure-based design and synthesis of pyrrole derivatives as MEK inhibitors.

Wallace, M.B., Adams, M.E., Kanouni, T., Mol, C.D., Dougan, D.R., Feher, V.A., O'Connell, S.M., Shi, L., Halkowycz, P., Dong, Q.

(2010) Bioorg Med Chem Lett 20: 4156-4158

PubMed: 20621728 Search on PubMed
DOI: 10.1016/j.bmcl.2010.05.058
Primary Citation of Related Structures:
3MBL

PubMed Abstract:

Macromolecules

Find similar proteins by:

(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Dual specificity mitogen-activated protein kinase kinase 1	A	328	Homo sapiens	Mutation(s): 0 Gene Names: MAP2K1, MEK 1, MEK1, PRKMK1 EC: 2.7.12.2
UniProt & NIH Common Fund Data Resources
Find proteins for Q02750 (Homo sapiens) Explore Q02750 Go to UniProtKB: Q02750
PHAROS: Q02750 GTEx: ENSG00000169032
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	Q02750
Protein Feature View Expand
Reference Sequence

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
LSG Query on LSG Download Ideal Coordinates CCD File SDF format, chain D [auth A] MOL2 format, chain D [auth A]	D [auth A]	5-acetyl-2-[(2-fluoro-4-iodophenyl)amino]-N-(2-hydroxyethoxy)-1-methyl-1H-pyrrole-3-carboxamide C₁₆ H₁₇ F I N₃ O₄ WRHOGNMBUWCIAC-UHFFFAOYSA-N		Ligand Interaction
ADP Query on ADP Download Ideal Coordinates CCD File SDF format, chain B [auth A] MOL2 format, chain B [auth A]	B [auth A]	ADENOSINE-5'-DIPHOSPHATE C₁₀ H₁₅ N₅ O₁₀ P₂ XTWYTFMLZFPYCI-KQYNXXCUSA-N		Ligand Interaction
MG Query on MG Download Ideal Coordinates CCD File SDF format, chain C [auth A] MOL2 format, chain C [auth A]	C [auth A]	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N		Ligand Interaction

Binding Affinity Annotations
ID	Source	Binding Affinity
LSG	BindingDB: 3MBL	IC50: 18 (nM) from 1 assay(s)
LSG	PDBBind: 3MBL	IC50: 18 (nM) from 1 assay(s)

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.60 Å
R-Value Free: 0.215
R-Value Work: 0.166
R-Value Observed: 0.169
Space Group: P 6₂

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 81.982	α = 90
b = 81.982	β = 90
c = 129.928	γ = 120

Software Package:

Software Name	Purpose
HKL-2000	data collection
MOLREP	phasing
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling

Structure Validation

View Full Validation Report

Ligand Structure Quality Assessment

Entry History

Deposition Data

Deposited Date: 2010-03-25
Released Date: 2010-07-28

Deposition Author(s):

Revision History (Full details and data files)

Version 1.0: 2010-07-28
Type: Initial release
Version 1.1: 2011-07-13
Changes: Version format compliance

RCSB PDB is funded by the National Science Foundation (DBI-1832184), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.