1QSA Transferase date Jun 20, 1999
title Crystal Structure Of The 70 Kda Soluble Lytic Transglycosyla From Escherichia Coli At 1.65 Angstroms Resolution
authors E.J.Van Asselt, A.M.W.H.Thunnissen, B.W.Dijkstra
compound source
Molecule: Protein (Soluble Lytic Transglycosylase Slt70)
Chain: A
Fragment: Full Protein
Ec: 3.2.1.-
Engineered: Yes
Organism_scientific: Escherichia Coli
Organism_taxid: 562
Expression_system: Escherichia Coli
Expression_system_taxid: 562
symmetry Space Group: P 21 21 21
R_factor 0.168 R_Free 0.191
crystal
cell
length a length b length c angle alpha angle beta angle gamma
78.009 87.477 132.906 90.00 90.00 90.00
method X-Ray Diffractionresolution 1.65 Å
ligand ACT, GOL, SO4 enzyme Hydrolase E.C.3.2.1 BRENDA
note 1QSA is a representative structure
related structures by homologous chain: 1QTE
Gene
Ontology
ChainFunctionProcessComponent
A


Primary referenceHigh resolution crystal structures of the Escherichia coli lytic transglycosylase Slt70 and its complex with a peptidoglycan fragment., van Asselt EJ, Thunnissen AM, Dijkstra BW, J Mol Biol 1999 Aug 27;291(4):877-98. PMID:10452894
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (130 Kb) [Save to disk]
  • Biological Unit Coordinates (1qsa.pdb1.gz) 125 Kb
  • LPC: Ligand-Protein Contacts for 1QSA
  • CSU: Contacts of Structural Units for 1QSA
  • Likely Quarternary Molecular Structure file(s) for 1QSA
  • Structure Factors (728 Kb)
  • Retrieve 1QSA in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1QSA from S2C, [Save to disk]
  • Re-refined 1qsa structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1QSA 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 1QSA
  • 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 1QSA, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1qsaa1, region A:1-450 [Jmol] [rasmolscript] [script source]
        - Domain d1qsaa2, region A:451-618 [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: [1qsa_A] [1qsa]
  • SWISS-PROT database: [P0AGC3]
  • Domain organization of [SLT_ECOLI] by SWISSPFAM
  • Other resources with information on 1QSA
  • Community annotation for 1QSA 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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