1VEP Hydrolase date Apr 03, 2004
title Crystal Structure Analysis Of Triple (T47my164et328n)Malt Bacillus Cereus Beta-Amylase At Ph 6.5
authors A.Hirata, M.Adachi, S.Utsumi, B.Mikami
compound source
Molecule: Beta-Amylase
Chain: A
Synonym: 1,4-Alpha-D-Glucan Maltohydrolase, Glycoside Hydro Family 14;
Ec: 3.2.1.2
Engineered: Yes
Mutation: Yes
Organism_scientific: Bacillus Cereus
Organism_taxid: 1396
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Hms174
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet21d
symmetry Space Group: P 1 21 1
R_factor 0.183 R_Free 0.226
crystal
cell
length a length b length c angle alpha angle beta angle gamma
57.450 92.695 65.755 90.00 102.37 90.00
method X-Ray Diffractionresolution 2.06 Å
ligand BGC, CA, GLC enzyme Hydrolase E.C.3.2.1.2 BRENDA
related structures by homologous chain: 1B9Z, 1VEN
Gene
Ontology
ChainFunctionProcessComponent
A


Primary referenceEngineering of the pH optimum of Bacillus cereus beta-amylase: conversion of the pH optimum from a bacterial type to a higher-plant type., Hirata A, Adachi M, Utsumi S, Mikami B, Biochemistry 2004 Oct 5;43(39):12523-31. PMID:15449941
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (96 Kb) [Save to disk]
  • Biological Unit Coordinates (1vep.pdb1.gz) 91 Kb
  • LPC: Ligand-Protein Contacts for 1VEP
  • CSU: Contacts of Structural Units for 1VEP
  • Likely Quarternary Molecular Structure file(s) for 1VEP
  • Structure Factors (527 Kb)
  • Retrieve 1VEP in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1VEP from S2C, [Save to disk]
  • Re-refined 1vep structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1VEP 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 1VEP
  • 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 1VEP, from MSDmotif at EBI
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1vep] [1vep_A]
  • SWISS-PROT database: [P36924]
  • Domain organization of [AMYB_BACCE] by SWISSPFAM
  • Domain found in 1VEP: [CBM_2 ] by SMART
  • Other resources with information on 1VEP
  • Community annotation for 1VEP at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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