3LB9	Hydrolase	date	Jan 08, 2010
title	Crystal Structure Of The B. Circulans Cpa123 Circular Permut
authors	I.D'Angelo, S.Reitinger, M.Ludwiczek, N.Strynadka, S.G.Withers, L.P.Mcintosh
compound		source
Molecule: Endo-1,4-Beta-Xylanase Chain: A, B, C Fragment: Residues 65-182 And 2-63 Synonym: Xylanase, 1,4-Beta-D-Xylan Xylanohydrolase Ec: 3.2.1.8 Engineered: Yes		Organism_scientific: Bacillus Circulans Organism_taxid: 1397 Gene: Xlna Expression_system: Escherichia Coli Expression_system_taxid: 469008 Expression_system_strain: Bl21( De3)
symmetry	Space Group: C 1 2 1	R_factor 0.192 R_Free 0.268
crystal cell	length a length b length c angle alpha angle beta angle gamma 69.810 114.970 65.030 90.00 113.47 90.00
method	X-Ray Diffraction	resolution	3.00 Å
ligand		enzyme	Hydrolase E.C.3.2.1.8 BRENDA
Gene Ontology	Chain Function Process Component A, C, B
Primary reference	Circular permutation of Bacillus circulans xylanase: a kinetic and structural study., Reitinger S, Yu Y, Wicki J, Ludwiczek M, D'Angelo I, Baturin S, Okon M, Strynadka NC, Lutz S, Withers SG, McIntosh LP, Biochemistry. 2010 Mar 23;49(11):2464-74. PMID:20163191

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (88 Kb) [Save to disk] Biological Unit Coordinates (3lb9.pdb1.gz) 29 Kb Biological Unit Coordinates (3lb9.pdb2.gz) 29 Kb Biological Unit Coordinates (3lb9.pdb3.gz) 57 Kb CSU: Contacts of Structural Units for 3LB9 Structure Factors (153 Kb) Retrieve 3LB9 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3LB9 from S2C, [Save to disk] Re-refined 3lb9 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

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Visual 3D analysis of 3LB9

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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 3LB9, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3lb9_C] [3lb9] [3lb9_B] [3lb9_A] SWISS-PROT database: Domain organization of by SWISSPFAM

Other resources with information on 3LB9

Community annotation for 3LB9 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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