2XN2 Hydrolase date Jul 30, 2010
title Structure Of Alpha-Galactosidase From Lactobacillus Acidophi With Galactose
authors F.Fredslund, M.Abou Hachem, R.J.Larsen, P.G.Sorensen, L.Lo Leggi B.Svensson
compound source
Molecule: Alpha-Galactosidase
Chain: A
Ec: 3.2.1.22
Engineered: Yes
Organism_scientific: Lactobacillus Acidophilus Ncfm
Organism_taxid: 272621
Expression_system: Escherichia Coli
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_vector: Pet28a
symmetry Space Group: I 2 2 2
R_factor 0.131 R_Free 0.155
crystal
cell
length a length b length c angle alpha angle beta angle gamma
91.610 126.700 148.360 90.00 90.00 90.00
method X-Ray Diffractionresolution 1.58 Å
ligand GLA, GOL, IMD, SME enzyme Hydrolase E.C.3.2.1.22 BRENDA
Gene
Ontology
ChainFunctionProcessComponent
A


Primary referenceCrystal Structure of alpha-Galactosidase from Lactobacillus acidophilus NCFM: Insight into Tetramer Formation and Substrate Binding., Fredslund F, Abou Hachem M, Jonsgaard Larsen R, Gerd Sorensen P, Coutinho PM, Lo Leggio L, Svensson B, J Mol Biol. 2011 Jul 30. PMID:21827767
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (363 Kb) [Save to disk]
  • Biological Unit Coordinates (2xn2.pdb1.gz) 1412 Kb
  • LPC: Ligand-Protein Contacts for 2XN2
  • CSU: Contacts of Structural Units for 2XN2
  • Structure Factors (960 Kb)
  • Retrieve 2XN2 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2XN2 from S2C, [Save to disk]
  • Re-refined 2xn2 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2XN2 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 2XN2
  • 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 2XN2, from MSDmotif at EBI
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2xn2_A] [2xn2]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Other resources with information on 2XN2
  • Community annotation for 2XN2 at PDBWiki (http://pdbwiki.org)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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