1K1I

BOVINE TRYPSIN-INHIBITOR COMPLEX

Structural Biology Knowledgebase: 1K1I SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.2 Å
  • R-Value Observed: 0.165

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 1K1I

Classification: HYDROLASE

Total Structure Weight: 23873.08

Macromolecule Entities
Molecule Chains Length Organism Details
TRYPSIN A 223 Bos taurus EC#: 3.4.21.4 IUBMB
Gene Name(s):

Small Molecules
Ligands 2 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
FD1
Query on FD1

A N-ALPHA-(2-NAPHTHYLSULFONYL)-N-(3-AMIDINO- L-PHENYLALANINYL)-D-PIPECOLINIC ACID
C26 H28 N4 O5 S
GNANSBQAIRJZPA-XZOQPEGZSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CA
Query on CA

A CALCIUM ION
Ca
BHPQYMZQTOCNFJ-UHFFFAOYSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
FD1 N/A in BindingDB
Kd: 264 nM  BindingMOAD
Kd: 264 nM  PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.2 Å
  • R-Value Observed: 0.165
  • Space Group: P 21 21 21
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 54.90 α = 90.00
b = 58.88 β = 90.00
c = 67.18 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2001-09-25
  • Released Date: 2001-11-28
  • Deposition author(s): Stubbs, M.T.

Revision History

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