1TGS

THREE-DIMENSIONAL STRUCTURE OF THE COMPLEX BETWEEN PANCREATIC SECRETORY INHIBITOR (KAZAL TYPE) AND TRYPSINOGEN AT 1.8 ANGSTROMS RESOLUTION. STRUCTURE SOLUTION, CRYSTALLOGRAPHIC REFINEMENT AND PRELIMINARY STRUCTURAL INTERPRETATION

Structural Biology Knowledgebase: 1TGS SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.8 Å
  • R-Value Work: 0.186

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 1TGS

Classification: COMPLEX (PROTEINASE / INHIBITOR)

Total Structure Weight: 30178.06

Macromolecule Entities
Molecule Chains Length Organism Details
TRYPSINOGEN Z 229 Bos taurus EC#: 3.4.21.4 IUBMB
Gene Name(s):
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
PANCREATIC SECRETORY TRYPSIN INHIBITOR (KAZAL TYPE) I 56 Sus scrofa Gene Name(s): SPINK1 Gene View PSTI
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 2 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
SO4
Query on SO4

Z SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CA
Query on CA

Z CALCIUM ION
Ca
BHPQYMZQTOCNFJ-UHFFFAOYSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.8 Å
  • R-Value Observed:
  • Space Group: P 21 21 21
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 67.10 α = 90.00
b = 75.50 β = 90.00
c = 66.90 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1982-09-27
  • Released Date: 1983-01-18
  • Deposition author(s): Bolognesi, M., Gatti, G., Menegatti, E., Guarneri, M., Marquart, M., Papamokos, E., Huber, R.

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4