1GU3	Carbohydrate-Binding Module	date	Jan 22, 2002
title	Cbm4 Structure And Function
authors	D.Nurizzo, V.Notenboom, G.J.Davies
compound		source
Molecule: Endoglucanase C Chain: A Fragment: Carbohydrate Binding Module Family 4, Residues 1- Synonym: Endo-1,4-Beta-Glucanase, Cellulase C, Cellulase 9b Ec: 3.2.1.4 Engineered: Yes		Organism_scientific: Cellulomonas Fimi Organism_taxid: 1708 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Jm101 Expression_system_plasmid: Ptug Other_details: Carbohydrate Binding Module Of Cellulase 9b Cellulomonas Fimi
symmetry	Space Group: P 31 2 1	R_factor 0.209 R_Free 0.257
crystal cell	length a length b length c angle alpha angle beta angle gamma 77.634 77.634 55.630 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	2.30 Å
ligand	BGC	enzyme	Hydrolase E.C.3.2.1.4 BRENDA
related structures	by homologous chain: 1ULO
Gene Ontology	Chain Function Process Component A
Primary reference	Differential oligosaccharide recognition by evolutionarily-related beta-1,4 and beta-1,3 glucan-binding modules., Boraston AB, Nurizzo D, Notenboom V, Ducros V, Rose DR, Kilburn DG, Davies GJ, J Mol Biol 2002 Jun 21;319(5):1143-56. PMID:12079353

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (29 Kb) [Save to disk] Biological Unit Coordinates (1gu3.pdb1.gz) 46 Kb LPC: Ligand-Protein Contacts for 1GU3 CSU: Contacts of Structural Units for 1GU3 Likely Quarternary Molecular Structure file(s) for 1GU3 Structure Factors (60 Kb) Retrieve 1GU3 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1GU3 from S2C, [Save to disk] Re-refined 1gu3 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1GU3 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 1GU3

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 1GU3, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1gu3a_, region A [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: [1gu3_A] [1gu3] SWISS-PROT database: [P14090] Domain organization of [GUNC_CELFI] by SWISSPFAM

Other resources with information on 1GU3

Community annotation for 1GU3 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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