1M4W	Hydrolase	date	Jul 05, 2002
title	Thermophilic B-1,4-Xylanase From Nonomuraea Flexuosa
authors	N.Hakulinen, O.Turunen, J.Janis, M.Leisola, J.Rouvinen
compound		source
Molecule: Endoxylanase Chain: A Ec: 3.2.1.8 Engineered: Yes		Organism_scientific: Thermopolyspora Flexuosa Organism_taxid: 103836 Expression_system: Hypocrea Jecorina Expression_system_taxid: 51453
symmetry	Space Group: P 61	R_factor 0.146 R_Free 0.209
crystal cell	length a length b length c angle alpha angle beta angle gamma 37.034 37.034 191.808 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	2.10 Å
ligand	ACT, BMA, GOL, MAN, NAG	enzyme	Hydrolase E.C.3.2.1.8 BRENDA
related structures	by homologous chain: 1AXK, 1HIX
Gene Ontology	Chain Function Process Component A
Primary reference	Three-dimensional structures of thermophilic beta-1,4-xylanases from Chaetomium thermophilum and Nonomuraea flexuosa. Comparison of twelve xylanases in relation to their thermal stability., Hakulinen N, Turunen O, Janis J, Leisola M, Rouvinen J, Eur J Biochem 2003 Apr;270(7):1399-412. PMID:12653995

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (40 Kb) [Save to disk] Biological Unit Coordinates (1m4w.pdb1.gz) 35 Kb LPC: Ligand-Protein Contacts for 1M4W CSU: Contacts of Structural Units for 1M4W Likely Quarternary Molecular Structure file(s) for 1M4W Structure Factors (62 Kb) Retrieve 1M4W in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1M4W from S2C, [Save to disk] Re-refined 1m4w structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1M4W 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 1M4W

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 1M4W, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1m4wa_, 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: [1m4w_A] [1m4w] SWISS-PROT database: [Q8GMV7] Domain organization of [Q8GMV7_9ACTO] by SWISSPFAM

Other resources with information on 1M4W

Community annotation for 1M4W at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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