1EAI Serine Proteinase date Mar 25, 1999
title Complex Of Ascaris Chymotrpsinelastase Inhibitor With Porci Elastase
authors K.Huang, N.C.J.Strynadka, V.D.Bernard, R.J.Peanasky, M.N.G.James
compound source
Molecule: Protein (Elastase)
Chain: A, B
Ec: 3.4.21.36
 Organism_scientific: Sus Scrofa
Organism_common: Pig
Organism_taxid: 9823
Organ: Pancreas

Molecule: Protein (Chymotrypsinelastase Isoinhibitor 1)
Chain: C, D
Organism_scientific: Ascaris Suum
Organism_common: Pig Roundworm
Organism_taxid: 6253
symmetry Space Group: P 32 2 1
R_factor
R_Free NULL
crystal
cell
length a length b length c angle alpha angle beta angle gamma
84.020 84.020 190.930 90.00 90.00 120.00
method X-Ray Diffractionresolution 2.40 Å
ligand
enzyme Hydrolase E.C.3.4.21.36 BRENDA
note 1EAI is a representative structure
related structures by homologous chain: 1JIM, 2EST
Gene
Ontology
ChainFunctionProcessComponent
A, B


D, C
  • serine-type endopeptidase in...


    • Primary referenceThe molecular structure of the complex of Ascaris chymotrypsin/elastase inhibitor with porcine elastase., Huang K, Strynadka NC, Bernard VD, Peanasky RJ, James MN, Structure 1994 Jul 15;2(7):679-89. PMID:7922044
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (100 Kb) [Save to disk]
  • Biological Unit Coordinates (1eai.pdb1.gz) 95 Kb
  • Biological Unit Coordinates (1eai.pdb2.gz) 49 Kb
  • Biological Unit Coordinates (1eai.pdb3.gz) 48 Kb
  • CSU: Contacts of Structural Units for 1EAI
  • Likely Quarternary Molecular Structure file(s) for 1EAI
  • Retrieve 1EAI in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1EAI from S2C, [Save to disk]
    • View 1EAI 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 1EAI
  • Ramachandran plot from PDBSum
    • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 1EAI, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1eaia_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1eaib_, region B [Jmol] [rasmolscript] [script source]
        - Domain d1eaic_, region C [Jmol] [rasmolscript] [script source]
        - Domain d1eaid_, region D [Jmol] [rasmolscript] [script source]
  • 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: [1eai] [1eai_B] [1eai_D] [1eai_C] [1eai_A]
  • SWISS-PROT database: [P00772] [P07851]
  • Domain organization of [CELA1_PIG] [ICE1_ASCSU] by SWISSPFAM
  • Domain found in 1EAI: [Tryp_SPc ] by SMART
    • Other resources with information on 1EAI
  • Community annotation for 1EAI 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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