2XM2	Hydrolase	date	Jul 22, 2010
title	Btgh84 In Complex With Lognac
authors	Y.He, G.J.Davies
compound		source
Molecule: O-Glcnacase Bt_4395 Chain: A, B Synonym: Beta-Hexosaminidase, N-Acetyl-Beta-Glucosaminidase Beta-N-Acetylhexosaminidase, Hexosaminidase B, Gh84; Ec: 3.2.1.52 Engineered: Yes		Organism_scientific: Bacteroides Thetaiotaomicron Vpi-5482 Organism_taxid: 226186 Atcc: 29148 Expression_system: Escherichia Coli Expression_system_taxid: 511693 Expression_system_strain: Bl21 Expression_system_vector_type: Plasmid Expression_system_plasmid: Ysbllicpet28
symmetry	Space Group: P 1	R_factor 0.181 R_Free 0.221
crystal cell	length a length b length c angle alpha angle beta angle gamma 51.510 93.440 98.920 104.12 94.26 102.92
method	X-Ray Diffraction	resolution	1.95 Å
ligand	GOL, LOG	enzyme	Hydrolase E.C.3.2.1.52 BRENDA
Gene Ontology	Chain Function Process Component A, B
Primary reference	Inhibition of a bacterial O-GlcNAcase homologue by lactone and lactam derivatives: structural, kinetic and thermodynamic analyses., He Y, Bubb AK, Stubbs KA, Gloster TM, Davies GJ, Amino Acids. 2011 Mar;40(3):829-39. Epub 2010 Aug 6. PMID:20689974

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (459 Kb) [Save to disk] Biological Unit Coordinates (2xm2.pdb1.gz) 225 Kb Biological Unit Coordinates (2xm2.pdb2.gz) 230 Kb LPC: Ligand-Protein Contacts for 2XM2 CSU: Contacts of Structural Units for 2XM2 Structure Factors (920 Kb) Retrieve 2XM2 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2XM2 from S2C, [Save to disk] Re-refined 2xm2 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2XM2 in 3D

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Visual 3D analysis of 2XM2

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 2XM2, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2xm2] [2xm2_A] [2xm2_B] SWISS-PROT database: Domain organization of by SWISSPFAM

Other resources with information on 2XM2

Community annotation for 2XM2 at PDBWiki (http://pdbwiki.org)

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