1TF4 Glycosyl Hydrolase date May 30, 1997
title Endoexocellulase From Thermomonospora
authors J.Sakon, D.B.Wilson, P.A.Karplus
compound source
Molecule: T. Fusca Endoexo-Cellulase E4 Catalytic Domain And Cellulose-Binding Domain;
Chain: A, B
Fragment: Catalytic Domain And Cellulose-Binding Domain
Synonym: Endo-1,4-Beta-D-Glucanase
Ec: 3.2.1.4
Engineered: Yes
Organism_scientific: Thermobifida Fusca
Organism_taxid: 2021
Gene: Bamh1-Pst1 Fragment Of T. Fusc
Expression_system: Streptomyces Lividans Tk24
Expression_system_taxid: 457428
Expression_system_strain: Tk24
Expression_system_plasmid: Pij702
Expression_system_gene: Bamh1-Pst1 Fragment Of T. Fusca Genomic Dna Carrying Native E4 Gene
symmetry Space Group: P 41 21 2
R_factor 0.200 R_Free 0.250
crystal
cell
length a length b length c angle alpha angle beta angle gamma
145.680 145.680 157.080 90.00 90.00 90.00
method X-Ray Diffractionresolution 1.90 Å
ligand CA enzyme Hydrolase E.C.3.2.1.4 BRENDA
related structures by homologous chain: 1JS4
Gene
Ontology
ChainFunctionProcessComponent
A, B


Primary referenceStructure and mechanism of endo/exocellulase E4 from Thermomonospora fusca., Sakon J, Irwin D, Wilson DB, Karplus PA, Nat Struct Biol 1997 Oct;4(10):810-8. PMID:9334746
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (230 Kb) [Save to disk]
  • Biological Unit Coordinates (1tf4.pdb1.gz) 114 Kb
  • Biological Unit Coordinates (1tf4.pdb2.gz) 114 Kb
  • LPC: Ligand-Protein Contacts for 1TF4
  • CSU: Contacts of Structural Units for 1TF4
  • Likely Quarternary Molecular Structure file(s) for 1TF4
  • Structure Factors (997 Kb)
  • Retrieve 1TF4 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1TF4 from S2C, [Save to disk]
  • Re-refined 1tf4 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1TF4 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 1TF4
  • 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 1TF4, from MSDmotif at EBI
  • Genome occurence of 1TF4's fold from GeneCensus
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1tf4a1, region A:1-460 [Jmol] [rasmolscript] [script source]
        - Domain d1tf4a2, region A:461-605 [Jmol] [rasmolscript] [script source]
        - Domain d1tf4b1, region B:1-460 [Jmol] [rasmolscript] [script source]
        - Domain d1tf4b2, region B:461-605 [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: [1tf4_A] [1tf4_B] [1tf4]
  • SWISS-PROT database: [P26221]
  • Domain organization of [GUN4_THEFU] by SWISSPFAM
  • Domain found in 1TF4: [CBM_3 ] by SMART
  • Other resources with information on 1TF4
  • Community annotation for 1TF4 at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Domain movements in 1TF4 from the Database of Macromolecular Movements.
  • Images from IMB Jena Image Library of Biological Macromolecules.

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