1OVO

CRYSTALLOGRAPHIC REFINEMENT OF JAPANESE QUAIL OVOMUCOID, A KAZAL-TYPE INHIBITOR, AND MODEL BUILDING STUDIES OF COMPLEXES WITH SERINE PROTEASES

• PDB DOI: https://doi.org/10.2210/pdb1OVO/pdb

• Classification: PROTEINASE INHIBITOR (KAZAL)
• Organism(s): Coturnix japonica
• Mutation(s): No 


• Deposited: 1982-01-18 Released: 1982-05-26 
• Deposition Author(s): Weber, E., Papamokos, E., Bode, W., Huber, R., Kato, I., Laskowskijunior, M.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å

Literature

Crystallographic refinement of Japanese quail ovomucoid, a Kazal-type inhibitor, and model building studies of complexes with serine proteases.

Papamokos, E., Weber, E., Bode, W., Huber, R., Empie, M.W., Kato, I., Laskowski Jr., M.

(1982) J Mol Biology 158: 515-537

• PubMed: 6752426 
• DOI: https://doi.org/10.1016/0022-2836(82)90212-1
• Primary Citation of Related Structures:  
  1OVO

Biological Assembly 1  

Global Symmetry: Cyclic - C4  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

Biological assembly 1 assigned by authors and generated by PISA,PQS (software)

Biological Assembly 2  

Global Symmetry: Cyclic - C4  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

Biological assembly 2 assigned by authors and generated by PQS (software)

Biological Assembly 3  

Global Symmetry: Cyclic - C4  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

Biological assembly 3 assigned by authors and generated by PQS (software)

Macromolecule Content

• Total Structure Weight: 24.27 kDa 
• Atom Count: 1,730 
• Modelled Residue Count: 224 
• Deposited Residue Count: 224 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
OVOMUCOID THIRD DOMAIN	A, B, C, D	56	Coturnix japonica	Mutation(s): 0
UniProt
Find proteins for P01003 (Coturnix japonica) Explore P01003  Go to UniProtKB:  P01003

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å

Space Group: P 4 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 92	α = 90
b = 92	β = 90
c = 64	γ = 90

Software Package:

Software Name	Purpose
REAL-SPACE	refinement

Structure Validation

Entry History 

Deposition Data

• Released Date: 1982-05-26 
Deposition Author(s): Weber, E., Papamokos, E., Bode, W., Huber, R., Kato, I., Laskowskijunior, M.

Revision History  

• Version 1.0: 1982-05-26
  Type: Initial release
  
• Version 1.1: 2008-03-25
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Derived calculations, Version format compliance
• Version 1.3: 2024-06-05
  Changes: Data collection, Database references, Other
• Version 1.4: 2024-10-16
  Changes: Structure summary