3KEK	Hydrolase Hydrolase Inhibitor	date	Oct 26, 2009
title	Crystal Structure Of Human Mmp-13 Complexed With A (Pyridin- Tetrazole Compound
authors	H.S.Shieh, B.Collins, M.E.Schnute
compound		source
Molecule: Collagenase 3 Chain: A, B Fragment: Catalytic Domain, Unp Residues 104-270 Synonym: Matrix Metalloproteinase-13, Mmp-13 Ec: 3.4.24.- Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Mmp13 Expression_system: Escherichia Coli Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3)Plyss Expression_system_vector_type: Plasmid Expression_system_plasmid: Pgemex1
symmetry	Space Group: P 21 21 2	R_factor 0.174 R_Free 0.218
crystal cell	length a length b length c angle alpha angle beta angle gamma 120.846 95.740 36.443 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.97 Å
ligand	3EK, CA, ZN	enzyme	Hydrolase E.C.3.4.24 BRENDA
Gene Ontology	Chain Function Process Component A, B
Primary reference	Discovery of (pyridin-4-yl)-2H-tetrazole as a novel scaffold to identify highly selective matrix metalloproteinase-13 inhibitors for the treatment of osteoarthritis., Schnute ME, O'Brien PM, Nahra J, Morris M, Howard Roark W, Hanau CE, Ruminski PG, Scholten JA, Fletcher TR, Hamper BC, Carroll JN, Patt WC, Shieh HS, Collins B, Pavlovsky AG, Palmquist KE, Aston KW, Hitchcock J, Rogers MD, McDonald J, Johnson AR, Munie GE, Wittwer AJ, Man CF, Settle SL, Nemirovskiy O, Vickery LE, Agawal A, Dyer RD, Sunyer T, Bioorg Med Chem Lett. 2010 Jan 15;20(2):576-80. Epub 2009 Nov 22. PMID:20005097

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (124 Kb) [Save to disk] Biological Unit Coordinates (3kek.pdb1.gz) 61 Kb Biological Unit Coordinates (3kek.pdb2.gz) 59 Kb LPC: Ligand-Protein Contacts for 3KEK CSU: Contacts of Structural Units for 3KEK Structure Factors (460 Kb) Retrieve 3KEK in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3KEK from S2C, [Save to disk] Re-refined 3kek structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3KEK in 3D

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Visual 3D analysis of 3KEK

Ramachandran plot from PDBSum

Structure-derived information

Electron Density related parameters from EDS Electron Density Server, at Upsala Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 3KEK, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3kek_A] [3kek] [3kek_B] SWISS-PROT database: Domain organization of by SWISSPFAM Domain found in 3KEK: [ZnMc ] by SMART

Other resources with information on 3KEK

Community annotation for 3KEK at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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