3PCG	Dioxygenase	date	Apr 29, 1997
title	Structure Of Protocatechuate 3,4-Dioxygenase Complexed With Inhibitor 4-Hydroxyphenylacetate
authors	N.Elango, A.M.Orville, J.D.Lipscomb, D.H.Ohlendorf
compound		source
Molecule: Protocatechuate 3,4-Dioxygenase Chain: A, B, C, D, E, F Ec: 1.13.11.3 Other_details: Entry Contains Alphabeta 6-Mer		Organism_scientific: Pseudomonas Putida Organism_taxid: 303 Atcc: 23975
Molecule: Protocatechuate 3,4-Dioxygenase Chain: M, N, O, P, Q, R Ec: 1.13.11.3 Other_details: Entry Contains Alphabeta 6-Mer		Organism_scientific: Pseudomonas Putida Organism_taxid: 303 Atcc: 23975
symmetry	Space Group: I 1 2 1	R_factor 0.175 R_Free NULL
crystal cell	length a length b length c angle alpha angle beta angle gamma 196.320 127.120 134.130 90.00 97.60 90.00
method	X-Ray Diffraction	resolution	1.96 Å
ligand	4HP, BME, FE	enzyme	Oxidoreductase E.C.1.13.11.3 BRENDA
related structures	by homologous chain: 3PCC
Gene Ontology	Chain Function Process Component F, A, E, B, C, D O, N, P, Q, M, R
Primary reference	Structures of competitive inhibitor complexes of protocatechuate 3,4-dioxygenase: multiple exogenous ligand binding orientations within the active site., Orville AM, Elango N, Lipscomb JD, Ohlendorf DH, Biochemistry 1997 Aug 19;36(33):10039-51. PMID:9254599

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (439 Kb) [Save to disk] Biological Unit Coordinates (3pcg.pdb1.gz) 855 Kb LPC: Ligand-Protein Contacts for 3PCG CSU: Contacts of Structural Units for 3PCG Likely Quarternary Molecular Structure file(s) for 3PCG Retrieve 3PCG in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3PCG from S2C, [Save to disk]

View 3PCG 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 3PCG

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 3PCG, from MSDmotif at EBI Genome occurence of 3PCG's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d3pcga_, region A [Jmol] [rasmolscript] [script source]     - Domain d3pcgb_, region B [Jmol] [rasmolscript] [script source]     - Domain d3pcgc_, region C [Jmol] [rasmolscript] [script source]     - Domain d3pcgd_, region D [Jmol] [rasmolscript] [script source]     - Domain d3pcge_, region E [Jmol] [rasmolscript] [script source]     - Domain d3pcgf_, region F [Jmol] [rasmolscript] [script source]     - Domain d3pcgm_, region M [Jmol] [rasmolscript] [script source]     - Domain d3pcgn_, region N [Jmol] [rasmolscript] [script source]     - Domain d3pcgo_, region O [Jmol] [rasmolscript] [script source]     - Domain d3pcgp_, region P [Jmol] [rasmolscript] [script source]     - Domain d3pcgq_, region Q [Jmol] [rasmolscript] [script source]     - Domain d3pcgr_, region R [Jmol] [rasmolscript] [script source] Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH Summaries and structural analyses of PDB data files from PDBSum Identification of Protein Pockets & Cavities at CASTp

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3pcg_D] [3pcg_C] [3pcg_E] [3pcg_M] [3pcg_P] [3pcg_R] [3pcg_Q] [3pcg_O] [3pcg_F] [3pcg] [3pcg_N] [3pcg_A] [3pcg_B] SWISS-PROT database: [P00436] [P00437] Domain organization of [PCXA_PSEPU] [PCXB_PSEPU] by SWISSPFAM

Other resources with information on 3PCG

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

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