1GPQ	Hydrolase Inhibitor	date	Nov 08, 2001
title	Structure Of Ivy Complexed With Its Target, Hewl
authors	C.Abergel, V.Monchois, J.M.Claverie
compound		source
Molecule: Inhibitor Of Vertebrate Lysozyme Chain: A, B Synonym: Ivy Engineered: Yes Other_details: Complexed With Hewl In Crystal		Organism_scientific: Escherichia Coli Organism_taxid: 83333 Strain: K12 Expression_system: Escherichia Coli Expression_system_taxid: 562
Molecule: Lysozyme C Chain: C, D Ec: 3.2.1.17 Other_details: Complexed With Ivy In Crystal		Organism_scientific: Gallus Gallus Organism_common: Chicken Organism_taxid: 9031
symmetry	Space Group: P 1 21 1	R_factor 0.181 R_Free 0.212
crystal cell	length a length b length c angle alpha angle beta angle gamma 55.490 59.560 69.200 90.00 95.39 90.00
method	X-Ray Diffraction	resolution	1.60 Å
ligand		enzyme	Hydrolase E.C.3.2.1.17 BRENDA
note	1GPQ is a representative structure
related structures	by homologous chain: 1VDS, 1XS0, 1YIL
Gene Ontology	Chain Function Process Component A, B D, C
Primary reference	Structure and evolution of the Ivy protein family, unexpected lysozyme inhibitors in Gram-negative bacteria., Abergel C, Monchois V, Byrne D, Chenivesse S, Lembo F, Lazzaroni JC, Claverie JM, Proc Natl Acad Sci U S A. 2007 Apr 10;104(15):6394-9. Epub 2007 Apr 3. PMID:17405861

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (97 Kb) [Save to disk] Biological Unit Coordinates (1gpq.pdb1.gz) 90 Kb CSU: Contacts of Structural Units for 1GPQ Likely Quarternary Molecular Structure file(s) for 1GPQ Structure Factors (398 Kb) Retrieve 1GPQ in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1GPQ from S2C, [Save to disk] Re-refined 1gpq structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1GPQ 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 1GPQ

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 1GPQ, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1gpqa_, region A [Jmol] [rasmolscript] [script source]     - Domain d1gpqb_, region B [Jmol] [rasmolscript] [script source]     - Domain d1gpqc_, region C [Jmol] [rasmolscript] [script source]     - Domain d1gpqd_, region D [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: [1gpq_A] [1gpq_D] [1gpq] [1gpq_B] [1gpq_C] SWISS-PROT database: [P0AD59] [P00698] Domain organization of [IVY_ECOLI] [LYSC_CHICK] by SWISSPFAM Domain found in 1GPQ: [LYZ1 ] by SMART

Other resources with information on 1GPQ

Community annotation for 1GPQ at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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