1CGI Serine Protease Inhibitor Complex date Oct 08, 1991
title Three-Dimensional Structure Of The Complexes Between Bovine Chymotrypsinogena And Two Recombinant Variants Of Human Pancreatic Secretory Trypsin Inhibitor (Kazal-Type)
authors H.J.Hecht, M.Szardenings, J.Collins, D.Schomburg
compound source
Molecule: Alpha-Chymotrypsinogen
Chain: E
Engineered: Yes
Organism_scientific: Bos Taurus
Organism_common: Cattle
Organism_taxid: 9913

Molecule: Pancreatic Secretory Trypsin Inhibitor (Kazal Type) Variant 3;
Chain: I
Engineered: Yes

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
symmetry Space Group: P 41 21 2
R_factor
R_Free NULL
crystal
cell
length a length b length c angle alpha angle beta angle gamma
84.400 84.400 86.700 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.30 Å
related structures by homologous chain: 1CGJ, 1HJA
Gene
Ontology
ChainFunctionProcessComponent
E


I


Primary referenceThree-dimensional structure of the complexes between bovine chymotrypsinogen A and two recombinant variants of human pancreatic secretory trypsin inhibitor (Kazal-type)., Hecht HJ, Szardenings M, Collins J, Schomburg D, J Mol Biol 1991 Aug 5;220(3):711-22. PMID:1870127
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (50 Kb) [Save to disk]
  • Biological Unit Coordinates (1cgi.pdb1.gz) 45 Kb
  • CSU: Contacts of Structural Units for 1CGI
  • Likely Quarternary Molecular Structure file(s) for 1CGI
  • Structure Factors (73 Kb)
  • Retrieve 1CGI in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1CGI from S2C, [Save to disk]
  • Re-refined 1cgi structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1CGI 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 1CGI
  • Cartoon representation from PDB Cartoon
  • 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
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 1CGI, from MSDmotif at EBI
  • Genome occurence of 1CGI's fold from GeneCensus
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1cgie_, region E [Jmol] [rasmolscript] [script source]
        - Domain d1cgii_, region I [Jmol] [rasmolscript] [script source]
  • Fold representative 1cgi 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: [1cgi_E] [1cgi_I] [1cgi]
  • SWISS-PROT database: [P00766] [P00995]
  • Domain organization of [CTRA_BOVIN] [ISK1_HUMAN] by SWISSPFAM
  • Domains found in 1CGI: [KAZAL] [Tryp_SPc ] by SMART
  • Alignments of the sequence of 1CGI with the sequences similar proteins can be viewed for 1CGI's classification [CTRA_BOVIN] [ISK1_HUMAN] at ProtoMap. Click on "Neighbors List", then on the "See Alignments" button below the list.
  • A sequence distance tree ("phylogenetic tree") can be viewed for 1ACL's classification [CTRA_BOVIN] [ISK1_HUMAN] at ProtoMap. Click on the Cluster number.
  • Other resources with information on 1CGI
  • Community annotation for 1CGI 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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