9CGT Transferase date Sep 27, 1998
title Structure Of Cyclodextrin Glycosyltransferase Complexed With Maltopentaose
authors A.K.Schmidt, G.E.Schulz
compound source
Molecule: Protein (Cyclodextrin-Glycosyltransferase)
Chain: A
Synonym: Cyclodextrin Glucanotransferase, Cgtase, 1,4-Alpha
Glucan: 1,4-Alpha-D- Glucopyranosyltransferase (Cyclizing)
Ec: 2.4.1.19
Engineered: Yes
Mutation: Yes
Organism_scientific: Bacillus Circulans
Organism_taxid: 1397
Strain: 8
Cellular_location: Extracellular
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Tg1
Expression_system_vector_type: Phagemid
Expression_system_vector: Ptz19r
symmetry Space Group: P 21 21 21
R_factor 0.147 R_Free 0.182
crystal
cell
length a length b length c angle alpha angle beta angle gamma
94.600 104.700 113.600 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.50 Å
ligand 4SG, CA, GLC, Z9E enzyme Transferase E.C.2.4.1.19 BRENDA
related structures by homologous chain: 1CYG, 1EO7
Gene
Ontology
ChainFunctionProcessComponent
A


Primary referenceSubstrate binding to a cyclodextrin glycosyltransferase and mutations increasing the gamma-cyclodextrin production., Parsiegla G, Schmidt AK, Schulz GE, Eur J Biochem 1998 Aug 1;255(3):710-7. PMID:9738912
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (116 Kb) [Save to disk]
  • Biological Unit Coordinates (9cgt.pdb1.gz) 109 Kb
  • LPC: Ligand-Protein Contacts for 9CGT
  • CSU: Contacts of Structural Units for 9CGT
  • Likely Quarternary Molecular Structure file(s) for 9CGT
  • Structure Factors (392 Kb)
  • Retrieve 9CGT in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 9CGT from S2C, [Save to disk]
  • Re-refined 9cgt structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 9CGT 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 9CGT
  • 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 9CGT, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d9cgta4, region A:1-406 [Jmol] [rasmolscript] [script source]
        - Domain d9cgta3, region A:407-494 [Jmol] [rasmolscript] [script source]
        - Domain d9cgta1, region A:495-579 [Jmol] [rasmolscript] [script source]
        - Domain d9cgta2, region A:580-684 [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: [9cgt] [9cgt_A]
  • SWISS-PROT database: [P30920]
  • Domain organization of [CDGT1_BACCI] by SWISSPFAM
  • Domains found in 9CGT: [Aamy] [Aamy_C] [CBM_2 ] by SMART
  • Other resources with information on 9CGT
  • Community annotation for 9CGT 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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