1I7Q Lyase date Mar 10, 2001
title Anthranilate Synthase From S. Marcescens
authors G.Spraggon, C.Kim, X.Nguyen-Huu, M.C.Yee, C.Yanofsky, S.E.Mills
compound source
Molecule: Anthranilate Synthase
Chain: A, C
Synonym: Anthranilate Synthase Trpe
Ec: 4.1.3.27
Engineered: Yes
Organism_scientific: Serratia Marcescens
Organism_taxid: 615
Expression_system: Escherichia Coli
Expression_system_taxid: 562

Molecule: Trpg
Chain: B, D
Synonym: Anthranilate Synthase Trpg
Ec: 4.1.3.27
Engineered: Yes

Organism_scientific: Serratia Marcescens
Organism_taxid: 615
Expression_system: Escherichia Coli
Expression_system_taxid: 562
symmetry Space Group: P 1 21 1
R_factor 0.181 R_Free 0.246
crystal
cell
length a length b length c angle alpha angle beta angle gamma
87.316 68.984 116.363 90.00 108.52 90.00
method X-Ray Diffractionresolution 1.95 Å
ligand BEZ, GLU, MG, PYR enzyme Lyase E.C.4.1.3.27 BRENDA
related structures by homologous chain: 1I1Q, 1I7S
Gene
Ontology
ChainFunctionProcessComponent
A, C


D, B


Primary referenceThe structures of anthranilate synthase of Serratia marcescens crystallized in the presence of (i) its substrates, chorismate and glutamine, and a product, glutamate, and (ii) its end-product inhibitor, L-tryptophan., Spraggon G, Kim C, Nguyen-Huu X, Yee MC, Yanofsky C, Mills SE, Proc Natl Acad Sci U S A 2001 May 22;98(11):6021-6. PMID:11371633
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (248 Kb) [Save to disk]
  • Biological Unit Coordinates (1i7q.pdb1.gz) 243 Kb
  • LPC: Ligand-Protein Contacts for 1I7Q
  • CSU: Contacts of Structural Units for 1I7Q
  • Likely Quarternary Molecular Structure file(s) for 1I7Q
  • Structure Factors (913 Kb)
  • Retrieve 1I7Q in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1I7Q from S2C, [Save to disk]
  • Re-refined 1i7q structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1I7Q 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 1I7Q
  • 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 1I7Q, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1i7qa_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1i7qb_, region B [Jmol] [rasmolscript] [script source]
        - Domain d1i7qc_, region C [Jmol] [rasmolscript] [script source]
        - Domain d1i7qd_, 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: [1i7q] [1i7q_B] [1i7q_D] [1i7q_C] [1i7q_A]
  • SWISS-PROT database: [P00897] [P00900]
  • Domain organization of [TRPE_SERMA] [TRPG_SERMA] by SWISSPFAM
  • Other resources with information on 1I7Q
  • Community annotation for 1I7Q at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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