3LKT	Oxidoreductase	date	Jan 27, 2010
title	Tyrosine 447 Of Protocatechuate 3,4-Dioxygenase Controls Eff Progress Through Catalysis
authors	J.D.Lipscomb, V.M.Purpero
compound		source
Molecule: Protocatechuate 3,4-Dioxygenase Alpha Chain Chain: A, B, C, D, E, F Synonym: 3,4-Pcd Ec: 1.13.11.3 Engineered: Yes		Organism_scientific: Pseudomonas Putida Organism_taxid: 303 Gene: Pcag Expression_system: Escherichia Coli Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pce025
Molecule: Protocatechuate 3,4-Dioxygenase Beta Chain Chain: M, N, O, P, Q, R Synonym: 3,4-Pcd Ec: 1.13.11.3 Engineered: Yes Mutation: Yes		Organism_scientific: Pseudomonas Putida Organism_taxid: 303 Gene: Pcah Expression_system: Escherichia Coli Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pce025
symmetry	Space Group: C 1 2 1	R_factor 0.148 R_Free 0.173
crystal cell	length a length b length c angle alpha angle beta angle gamma 190.310 168.040 128.160 90.00 132.30 90.00
method	X-Ray Diffraction	resolution	1.65 Å
ligand	BME, CL, FE, GOL, SO4, TRS	enzyme	Oxidoreductase E.C.1.13.11.3 BRENDA
Gene Ontology	Chain Function Process Component F, A, E, B, C, D O, N, P, Q, M, R

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (477 Kb) [Save to disk] Biological Unit Coordinates (3lkt.pdb1.gz) 929 Kb LPC: Ligand-Protein Contacts for 3LKT CSU: Contacts of Structural Units for 3LKT Structure Factors (5369 Kb) Retrieve 3LKT in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3LKT from S2C, [Save to disk] Re-refined 3lkt structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3LKT in 3D

Proteopedia, because life has more than 2D. On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure. On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.

Visual 3D analysis of 3LKT

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 3LKT, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3lkt_D] [3lkt_B] [3lkt_N] [3lkt_F] [3lkt_E] [3lkt] [3lkt_R] [3lkt_M] [3lkt_O] [3lkt_A] [3lkt_Q] [3lkt_C] [3lkt_P] SWISS-PROT database: Domain organization of by SWISSPFAM

Other resources with information on 3LKT

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

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