1XCW Hydrolase date Sep 03, 2004
title Acarbose Rearrangement Mechanism Implied By The Kinetic And Analysis Of Human Pancreatic Alpha-Amylase In Complex With And Their Elongated Counterparts
authors C.Li, A.Begum, S.Numao, K.H.Park, S.G.Withers, G.D.Brayer
compound source
Molecule: Alpha-Amylase
Chain: A
Synonym: 1,4-Alpha-D-Glucan Glucanohydrolase, Pancreatic Al Amylase, Pa;
Ec: 3.2.1.1
Engineered: Yes
 Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Amy2a
Expression_system: Pichia Pastoris
Expression_system_taxid: 4922
symmetry Space Group: P 21 21 21
R_factor 0.174 R_Free 0.215
crystal
cell
length a length b length c angle alpha angle beta angle gamma
52.900 69.000 131.900 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.00 Å
ligand AC1, CA, CL, GLC, NAG, PCA enzyme Hydrolase E.C.3.2.1.1 BRENDA
related structures by homologous chain: 1CPU, 1XD0
Gene
Ontology
ChainFunctionProcessComponent
A


Primary referenceAcarbose Rearrangement Mechanism Implied by the Kinetic and Structural Analysis of Human Pancreatic alpha-Amylase in Complex with Analogues and Their Elongated Counterparts(,)., Li C, Begum A, Numao S, Park KH, Withers SG, Brayer GD, Biochemistry 2005 Mar 8;44(9):3347-3357. PMID:15736945
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (87 Kb) [Save to disk]
  • Biological Unit Coordinates (1xcw.pdb1.gz) 82 Kb
  • LPC: Ligand-Protein Contacts for 1XCW
  • CSU: Contacts of Structural Units for 1XCW
  • Likely Quarternary Molecular Structure file(s) for 1XCW
  • Structure Factors (236 Kb)
  • Retrieve 1XCW in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1XCW from S2C, [Save to disk]
  • Re-refined 1xcw structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
    • View 1XCW 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 1XCW
  • 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 1XCW, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1xcwa2, region A:1-403 [Jmol] [rasmolscript] [script source]
        - Domain d1xcwa1, region A:404-496 [Jmol] [rasmolscript] [script source]
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1xcw] [1xcw_A]
  • SWISS-PROT database: [P04746]
  • Domain organization of [AMYP_HUMAN] by SWISSPFAM
  • Domains found in 1XCW: [Aamy] [Aamy_C ] by SMART
    • Other resources with information on 1XCW
  • Community annotation for 1XCW 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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