1Z7K Hydrolase Hydrolase Inhibitor date Mar 25, 2005
title Crystal Structure Of Trypsin- Ovomucoid Turkey Egg White Inh Complex
authors B.Syed Ibrahim, V.Pattabhi
compound source
Molecule: Trypsin
Chain: A
Ec: 3.4.21.4
Organism_scientific: Sus Scrofa
Organism_common: Pig
Organism_taxid: 9823
Tissue: Pancreas

Molecule: Ovomucoid
Chain: B
Fragment: Second Domain, Residues 2-63

Organism_scientific: Meleagris Gallopavo
Organism_common: Turkey
Organism_taxid: 9103
Tissue: Egg White

Molecule: Ovomucoid
Chain: C
Fragment: First Domain, Residues 1-4

Organism_scientific: Meleagris Gallopavo
Organism_common: Turkey
Organism_taxid: 9103
Tissue: Egg White
symmetry Space Group: P 65
R_factor 0.172 R_Free 0.188
crystal
cell
length a length b length c angle alpha angle beta angle gamma
98.575 98.575 73.724 90.00 90.00 120.00
method X-Ray Diffractionresolution 1.90 Å
ligand NAG enzyme Hydrolase E.C.3.4.21.4 BRENDA
note 1Z7K is a representative structure and supersedes 1R0T
related structures by homologous chain: 1F0U, 1G36, 1LDT
Gene
Ontology
ChainFunctionProcessComponent
A


Primary referenceCrystal structure of trypsin-turkey egg white inhibitor complex., Ibrahim BS, Pattabhi V, Biochem Biophys Res Commun 2004 Jan 2;313(1):8-16. PMID:14672690
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (51 Kb) [Save to disk]
  • Biological Unit Coordinates (1z7k.pdb1.gz) 46 Kb
  • LPC: Ligand-Protein Contacts for 1Z7K
  • CSU: Contacts of Structural Units for 1Z7K
  • Likely Quarternary Molecular Structure file(s) for 1Z7K
  • Structure Factors (255 Kb)
  • Retrieve 1Z7K in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1Z7K from S2C, [Save to disk]
  • Re-refined 1z7k structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1Z7K 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 1Z7K
  • 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 1Z7K, from MSDmotif at EBI
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1z7k_A] [1z7k] [1z7k_C] [1z7k_B]
  • SWISS-PROT database: [P68390] [P00761]
  • Domain organization of [IOVO_MELGA] [TRYP_PIG] by SWISSPFAM
  • Domains found in 1Z7K: [KAZAL] [Tryp_SPc ] by SMART
  • Other resources with information on 1Z7K
  • Community annotation for 1Z7K 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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