1GOK	Hydrolase	date	Oct 22, 2001
title	Thermostable Xylanase I From Thermoascus Aurantiacus- Crysta
authors	L.Lo Leggio, R.W.Pickersgill
compound		source
Molecule: Endo-1,4-Beta-Xylanase Chain: A Synonym: Xylanase, 1,4-Beta-D-Xylan Xylanohydrolase, Taxi Ec: 3.2.1.8		Organism_scientific: Thermoascus Aurantiacus Organism_taxid: 5087
symmetry	Space Group: P 1 21 1	R_factor 0.180 R_Free 0.193
crystal cell	length a length b length c angle alpha angle beta angle gamma 46.220 59.240 51.310 90.00 109.80 90.00
method	X-Ray Diffraction	resolution	1.14 Å
ligand	PCA	enzyme	Hydrolase E.C.3.2.1.8 BRENDA
note	1GOK supersedes 1TAX
related structures	by homologous chain: 1K6A, 1TA3
Gene Ontology	Chain Function Process Component A
Primary reference	Substrate specificity and subsite mobility in T. aurantiacus xylanase 10A., Lo Leggio L, Kalogiannis S, Eckert K, Teixeira SC, Bhat MK, Andrei C, Pickersgill RW, Larsen S, FEBS Lett. 2001 Dec 7;509(2):303-8. PMID:11741607

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (56 Kb) [Save to disk] Biological Unit Coordinates (1gok.pdb1.gz) 52 Kb LPC: Ligand-Protein Contacts for 1GOK CSU: Contacts of Structural Units for 1GOK Likely Quarternary Molecular Structure file(s) for 1GOK Structure Factors (675 Kb) Retrieve 1GOK in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1GOK from S2C, [Save to disk] Re-refined 1gok structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1GOK 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 1GOK

Ramachandran plot from PDBSum

Structure-derived information

Conformational Epitope Prediction for 1GOK from the CEP Server. Electron Density related parameters from EDS Electron Density Server, at Upsala Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1GOK, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1goka_, 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: [1gok_A] [1gok] SWISS-PROT database: [P23360] Domain organization of [XYNA_THEAU] by SWISSPFAM Domain found in 1GOK: [Glyco_10 ] by SMART

Other resources with information on 1GOK

Community annotation for 1GOK 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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