4XIA	Isomerase(Intramolecular Oxidoreductase)	date	Jul 05, 1989
title	Structures Of D-Xylose Isomerase From Arthrobacter Strain B3 Containing The Inhibitors Xylitol And D-Sorbitol At 2.5 Ang 2.3 Angstroms Resolution, Respectively
authors	K.Henrick, C.A.Collyer, D.M.Blow
compound		source
Molecule: D-Xylose Isomerase Chain: A, B Ec: 5.3.1.5 Engineered: Yes		Organism_scientific: Arthrobacter Sp. Organism_taxid: 1669 Strain: Nrrl B3728
symmetry	Space Group: P 31 2 1	R_factor R_Free NULL
crystal cell	length a length b length c angle alpha angle beta angle gamma 105.800 105.800 153.400 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	2.30 Å
ligand	MG, SOR	enzyme	Isomerase E.C.5.3.1.5 BRENDA
note	4XIA (Molecule of the Month:pdb74)
related structures	by homologous chain: 2XIN, 4XIM
Gene Ontology	Chain Function Process Component A, B
Primary reference	Structures of D-xylose isomerase from Arthrobacter strain B3728 containing the inhibitors xylitol and D-sorbitol at 2.5 A and 2.3 A resolution, respectively., Henrick K, Collyer CA, Blow DM, J Mol Biol 1989 Jul 5;208(1):129-57. PMID:2769749

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (136 Kb) [Save to disk] Biological Unit Coordinates (4xia.pdb1.gz) 259 Kb LPC: Ligand-Protein Contacts for 4XIA CSU: Contacts of Structural Units for 4XIA Likely Quarternary Molecular Structure file(s) for 4XIA Retrieve 4XIA in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 4XIA from S2C, [Save to disk]

View 4XIA 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 4XIA

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 4XIA, from MSDmotif at EBI Genome occurence of 4XIA's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d4xiaa_, region A [Jmol] [rasmolscript] [script source]     - Domain d4xiab_, region B [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: [4xia] [4xia_A] [4xia_B] SWISS-PROT database: [P12070] Domain organization of [XYLA_ARTS7] by SWISSPFAM

Other resources with information on 4XIA

Community annotation for 4XIA at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

Movements, Movies and Images

Domain movements in 4XIA from the Database of Macromolecular Movements. Images from IMB Jena Image Library of Biological Macromolecules.

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