2JKA	Hydrolase	date	Aug 23, 2008
title	Native Structure Of A Family 97 Alpha-Glucosidase From Bacteroides Thetaiotaomicron
authors	T.M.Gloster, J.P.Turkenburg, J.R.Potts, B.Henrissat, G.J.Davies
compound		source
Molecule: Alpha-Glucosidase (Alpha-Glucosidase Susb) Chain: A, B Fragment: Residues 22-738 Ec: 3.2.1.20 Engineered: Yes		Organism_scientific: Bacteroides Thetaiotaomicron Organism_taxid: 226186 Strain: Vpi-5482 Expression_system: Escherichia Coli Expression_system_taxid: 511693 Expression_system_strain: Bl21
symmetry	Space Group: P 1 21 1	R_factor 0.154 R_Free 0.203
crystal cell	length a length b length c angle alpha angle beta angle gamma 75.629 111.554 102.442 90.00 100.85 90.00
method	X-Ray Diffraction	resolution	1.90 Å
ligand	CA, EDO	enzyme	Hydrolase E.C.3.2.1.20 BRENDA
Gene Ontology	Chain Function Process Component A, B
Primary reference	Divergence of Catalytic Mechanism within a Glycosidase Family Provides Insight into Evolution of Carbohydrate Metabolism by Human Gut Flora., Gloster TM, Turkenburg JP, Potts JR, Henrissat B, Davies GJ, Chem Biol. 2008 Oct 20;15(10):1058-67. Epub 2008 Oct 9. PMID:18848471

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (270 Kb) [Save to disk] Biological Unit Coordinates (2jka.pdb1.gz) 264 Kb LPC: Ligand-Protein Contacts for 2JKA CSU: Contacts of Structural Units for 2JKA Likely Quarternary Molecular Structure file(s) for 2JKA Structure Factors (1511 Kb) Retrieve 2JKA in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2JKA from S2C, [Save to disk] Re-refined 2jka structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2JKA in 3D

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Visual 3D analysis of 2JKA

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 2JKA, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2jka] [2jka_B] [2jka_A] SWISS-PROT database: [P71094] Domain organization of [P71094_BACTN] by SWISSPFAM

Other resources with information on 2JKA

Community annotation for 2JKA at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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