1CB2 Hydrolase (O-Glycosyl) date Nov 25, 1995
title Cellobiohydrolase II, Catalytic Domain, Mutant Y169f
authors G.J.Kleywegt, M.Szardenings, T.A.Jones
compound source
Molecule: Cellobiohydrolase II
Chain: A, B
Fragment: Catalytic
Synonym: Cbh II (Y169f)
Engineered: Yes
Mutation: Yes
Organism_scientific: Hypocrea Jecorina
Organism_taxid: 51453
Gene: Cbh2 (Y169f)
Expression_system: Hypocrea Jecorina
Expression_system_taxid: 51453
Expression_system_gene: Cbh2 (Y169f)
symmetry Space Group: P 1 21 1
R_factor 0.210 R_Free 0.232
length a length b length c angle alpha angle beta angle gamma
49.100 75.800 92.900 90.00 103.20 90.00
method X-Ray Diffractionresolution 2.00 Å
ligand MAN, NAG enzyme Hydrolase E.C. BRENDA
related structures by homologous chain: 1QK0, 1QK2
A, B

Primary referenceThe active site of Trichoderma reesei cellobiohydrolase II: the role of tyrosine 169., Koivula A, Reinikainen T, Ruohonen L, Valkeajarvi A, Claeyssens M, Teleman O, Kleywegt GJ, Szardenings M, Rouvinen J, Jones TA, Teeri TT, Protein Eng 1996 Aug;9(8):691-9. PMID:8875646
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (119 Kb) [Save to disk]
  • Biological Unit Coordinates (1cb2.pdb1.gz) 57 Kb
  • Biological Unit Coordinates (1cb2.pdb2.gz) 57 Kb
  • LPC: Ligand-Protein Contacts for 1CB2
  • CSU: Contacts of Structural Units for 1CB2
  • Likely Quarternary Molecular Structure file(s) for 1CB2
  • Structure Factors (348 Kb)
  • Retrieve 1CB2 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1CB2 from S2C, [Save to disk]
  • Re-refined 1cb2 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1CB2 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 1CB2
  • 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 1CB2, from MSDmotif at EBI
  • Genome occurence of 1CB2's fold from GeneCensus
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1cb2a_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1cb2b_, region B [Jmol] [rasmolscript] [script source]
        - Domain d1i1cb2, region B:342-443 [Jmol] [rasmolscript] [script source]
        - Domain d1e1cb2, region B:476-638 [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: [1cb2] [1cb2_B] [1cb2_A]
  • SWISS-PROT database: [P07987]
  • Domain organization of [GUX2_TRIRE] by SWISSPFAM
  • Other resources with information on 1CB2
  • Community annotation for 1CB2 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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