2D26 Hydrolase Hydrolase Inhibitor date Sep 03, 2005
title Active Site Distortion Is Sufficient For Proteinase Inhibit Crystal Structure Of Covalent Serpin-Proteinase Complex
authors A.Dementiev, J.Dobo, P.G.Gettins
compound source
Molecule: Alpha-1-Antitrypsin
Chain: A
Fragment: Residues 1-358
Synonym: Alpha-1 Protease Inhibitor, Alpha-1- Antiproteinas
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Tissue: Blood
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pqe30

Molecule: Alpha-1-Antitrypsin
Chain: B
Fragment: Residues 359-394
Synonym: Alpha-1 Protease Inhibitor, Alpha-1- Antiproteinas
Engineered: Yes

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Tissue: Blood
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pqe30

Molecule: Elastase-1
Chain: C
Ec: 3.4.21.36

Organism_scientific: Sus Scrofa
Organism_common: Pig
Organism_taxid: 9823
Organ: Pancreas
symmetry Space Group: C 1 2 1
R_factor 0.251 R_Free 0.312
crystal
cell
length a length b length c angle alpha angle beta angle gamma
109.830 85.180 76.260 90.00 121.01 90.00
method X-Ray Diffractionresolution 3.30 Å
ligand
enzyme Hydrolase E.C.3.4.21.36 BRENDA
Gene
Ontology
ChainFunctionProcessComponent
A
  • COPII vesicle coating

  • C


    Primary referenceActive site distortion is sufficient for proteinase inhibition by serpins. Structure of the covalent complex of alpha 1-proteinase inhibitor with porcine pancreatic elastase., Dementiev A, Dobo J, Gettins PG, J Biol Chem. 2005 Dec 1;. PMID:16321984
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (91 Kb) [Save to disk]
  • Biological Unit Coordinates (2d26.pdb1.gz) 84 Kb
  • CSU: Contacts of Structural Units for 2D26
  • Likely Quarternary Molecular Structure file(s) for 2D26
  • Structure Factors (98 Kb)
  • Retrieve 2D26 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2D26 from S2C, [Save to disk]
  • Re-refined 2d26 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2D26 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 2D26
  • 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 2D26, from MSDmotif at EBI
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2d26_C] [2d26_A] [2d26_B] [2d26]
  • SWISS-PROT database: [P01009] [P00772]
  • Domain organization of [A1AT_HUMAN] [CELA1_PIG] by SWISSPFAM
  • Domains found in 2D26: [SERPIN] [Tryp_SPc ] by SMART
  • Other resources with information on 2D26
  • Community annotation for 2D26 at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
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