1TLD

CRYSTAL STRUCTURE OF BOVINE BETA-TRYPSIN AT 1.5 ANGSTROMS RESOLUTION IN A CRYSTAL FORM WITH LOW MOLECULAR PACKING DENSITY. ACTIVE SITE GEOMETRY, ION PAIRS AND SOLVENT STRUCTURE

Structural Biology Knowledgebase: 1TLD SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.5 Å
  • R-Value Work: 0.167

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 1TLD

Classification: HYDROLASE

Total Structure Weight: 23460.54

Macromolecule Entities
Molecule Chains Length Organism Details
BETA-TRYPSIN A 223 Bos taurus EC#: 3.4.21.4 IUBMB

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

A CALCIUM ION
Ca
BHPQYMZQTOCNFJ-UHFFFAOYSA-N
Ligand Explorer
 
JSmol
SO4
Query on SO4

A SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
Ligand Explorer
 
JSmol

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.5 Å
  • R-Value Observed:
  • Space Group: P 21 21 21

Unit Cell:

Length (Å) Angle (°)
a = 63.70 α = 90.00
b = 63.50 β = 90.00
c = 68.90 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1989-07-24
  • Released Date: 1990-01-15
  • Deposition author(s): Bartunik, H.D., Summers, L.J., Bartsch, H.H.

Revision History

  • 2012-06-06
    Type: Citation | Details: Citation update
  • 2012-06-06
    Type: Data collection | Details: Added synchrotron source
  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4