1CPU Hydrolase date Jun 07, 1999
title Subsite Mapping Of The Active Site Of Human Pancreatic Alpha Using Substrates, The Pharmacological Inhibitor Acarbose, A Active Site Variant
authors G.D.Brayer, G.Sidhu, R.Maurus, E.H.Rydberg, C.Braun, Y.Wang, N.T.N C.M.Overall, S.G.Withers
compound source
Molecule: Protein (Alpha-Amylase)
Chain: A
Ec: 3.2.1.1
Engineered: Yes
Other_details: Modified Acarbose Bound At Active Site
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Organ: Pancreas
Expression_system: Pichia Pastoris
Expression_system_taxid: 4922
symmetry Space Group: P 21 21 21
R_factor 0.170 R_Free NULL
crystal
cell
length a length b length c angle alpha angle beta angle gamma
52.910 68.900 131.770 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.00 Å
ligand AGL, CA, CL, GLC, HMC, NAG, PCA enzyme Hydrolase E.C.3.2.1.1 BRENDA
related structures by homologous chain: 1MFV, 1XCW
Gene
Ontology
ChainFunctionProcessComponent
A


Primary referenceSubsite mapping of the human pancreatic alpha-amylase active site through structural, kinetic, and mutagenesis techniques., Brayer GD, Sidhu G, Maurus R, Rydberg EH, Braun C, Wang Y, Nguyen NT, Overall CM, Withers SG, Biochemistry 2000 Apr 25;39(16):4778-91. PMID:10769135
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (89 Kb) [Save to disk]
  • Biological Unit Coordinates (1cpu.pdb1.gz) 85 Kb
  • LPC: Ligand-Protein Contacts for 1CPU
  • CSU: Contacts of Structural Units for 1CPU
  • Likely Quarternary Molecular Structure file(s) for 1CPU
  • Retrieve 1CPU in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1CPU from S2C, [Save to disk]
  • View 1CPU 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 1CPU
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 1CPU, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1cpua2, region A:1-403 [Jmol] [rasmolscript] [script source]
        - Domain d1cpua1, region A:404-496 [Jmol] [rasmolscript] [script source]
  • Fold representative 1cpu from FSSP and Dali (Families of Structurally Similar Proteins)
  • Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH
  • Summaries and structural analyses of PDB data files from PDBSum
  • Identification of Protein Pockets & Cavities at CASTp
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1cpu] [1cpu_A]
  • SWISS-PROT database: [P04746]
  • Domain organization of [AMYP_HUMAN] by SWISSPFAM
  • Domains found in 1CPU: [Aamy] [Aamy_C ] by SMART
  • Other resources with information on 1CPU
  • Community annotation for 1CPU 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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