2CL5	Transferase	date	Apr 26, 2006
title	Catechol-O-Methyltransferase In Complex With An Inhibitor
authors	P.N.Palma, M.L.Rodrigues, M.Archer, M.J.Bonifacio, A.I.Loureiro, D.A.Learmonth, M.A.Carrondo, P.Soares-Da-Silva
compound		source
Molecule: Catechol O-Methyltransferase Chain: A, B Ec: 2.1.1.6 Engineered: Yes		Organism_scientific: Rattus Norvegicus Organism_common: Rat Organism_taxid: 10116 Expression_system: Escherichia Coli Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_vector: Pcal-N-Flag (Stratagene) Expression_system_plasmid: Qiagen Midi
symmetry	Space Group: P 1 21 1	R_factor 0.149 R_Free 0.178
crystal cell	length a length b length c angle alpha angle beta angle gamma 52.767 79.627 61.540 90.00 91.14 90.00
method	X-Ray Diffraction	resolution	1.60 Å
ligand	BIE, BU3, MES, MG, SAM	enzyme	Transferase E.C.2.1.1.6 BRENDA
Gene Ontology	Chain Function Process Component A, B
Primary reference	Comparative study of ortho- and meta-nitrated inhibitors of catechol-O-methyltransferase: interactions with the active site and regioselectivity of O-methylation., Palma PN, Rodrigues ML, Archer M, Bonifacio MJ, Loureiro AI, Learmonth DA, Carrondo MA, Soares-da-Silva P, Mol Pharmacol. 2006 Jul;70(1):143-53. Epub 2006 Apr 17. PMID:16618795

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (89 Kb) [Save to disk] Biological Unit Coordinates (2cl5.pdb1.gz) 43 Kb Biological Unit Coordinates (2cl5.pdb2.gz) 43 Kb LPC: Ligand-Protein Contacts for 2CL5 CSU: Contacts of Structural Units for 2CL5 Likely Quarternary Molecular Structure file(s) for 2CL5 Structure Factors (919 Kb) Retrieve 2CL5 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2CL5 from S2C, [Save to disk] Re-refined 2cl5 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2CL5 in 3D

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Visual 3D analysis of 2CL5

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 2CL5, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2cl5_A] [2cl5_B] [2cl5] SWISS-PROT database: [P22734] Domain organization of [COMT_RAT] by SWISSPFAM

Other resources with information on 2CL5

Community annotation for 2CL5 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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