1QOP Lyase date Nov 15, 1999
title Crystal Structure Of Wild-Type Tryptophan Synthase Complexed Indole Propanol Phosphate
authors M.Weyand, I.Schlichting
compound source
Molecule: Tryptophan Synthase Alpha Chain
Chain: A
Ec: 4.2.1.20
Engineered: Yes
Other_details: Inhibitor Indole Propanol Phosphate Bound To Site;
Organism_scientific: Salmonella Typhimurium
Organism_taxid: 602
Gene: Trpa
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Cb149
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pstb7

Molecule: Tryptophan Synthase Beta Chain
Chain: B
Ec: 4.2.1.20
Engineered: Yes

Organism_scientific: Salmonella Typhimurium
Organism_taxid: 602
Gene: Trpb
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Cb149
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pstb7
symmetry Space Group: C 1 2 1
R_factor 0.150 R_Free 0.177
crystal
cell
length a length b length c angle alpha angle beta angle gamma
182.200 60.300 67.400 90.00 94.70 90.00
method X-Ray Diffractionresolution 1.40 Å
ligand IPL, NA, PLP enzyme Lyase E.C.4.2.1.20 BRENDA
note 1QOP is a representative structure
related structures by homologous chain: 1K8Y
Gene
Ontology
ChainFunctionProcessComponent
A


B


Primary referenceCrystal structure of wild-type tryptophan synthase complexed with the natural substrate indole-3-glycerol phosphate., Weyand M, Schlichting I, Biochemistry 1999 Dec 14;38(50):16469-80. PMID:10600108
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (237 Kb) [Save to disk]
  • Biological Unit Coordinates (1qop.pdb1.gz) 459 Kb
  • LPC: Ligand-Protein Contacts for 1QOP
  • CSU: Contacts of Structural Units for 1QOP
  • Likely Quarternary Molecular Structure file(s) for 1QOP
  • Structure Factors (1000 Kb)
  • Retrieve 1QOP in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1QOP from S2C, [Save to disk]
  • Re-refined 1qop structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1QOP 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 1QOP
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Conformational Epitope Prediction for 1QOP 1QOPA 1QOPB from the CEP Server.
  • Electron Density related parameters from EDS Electron Density Server, at Upsala
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 1QOP, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1qopa_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1qopb_, region B [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: [1qop_A] [1qop_B] [1qop]
  • SWISS-PROT database: [P00929] [P0A2K1]
  • Domain organization of [TRPA_SALTY] [TRPB_SALTY] by SWISSPFAM
  • Other resources with information on 1QOP
  • Community annotation for 1QOP at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Domain movements in 1QOP from the Database of Macromolecular Movements.
  • Images from IMB Jena Image Library of Biological Macromolecules.

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