4ABJ

Co-complex structure of bovine trypsin with a modified Bowman-Birk inhibitor (IcA)SFTI-1(1,14), that was 1,5-disubstituted with 1,2,3- trizol to mimic a cis amide bond


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.45 Å
  • R-Value Free: 0.204 
  • R-Value Work: 0.190 

wwPDB Validation 3D Report Full Report


This is version 1.3 of the entry. See complete history

Literature

Braces for the Peptide Backbone: Insights Into Structure-Activity Relation-Ships of Protease Inhibitor Mimics with Locked Amide Conformations

Tischler, M.Nasu, D.Empting, M.Schmelz, S.Heinz, D.Rottmann, P.Kolmar, H.Buntkowsky, G.Tietze, D.Avrutina, O.

(2012) Angew.Chem.Int.Ed.Engl. 51: 3708


Macromolecules

Find similar proteins by: Sequence  |  Structure

Entity ID: 1
MoleculeChainsSequence LengthOrganismDetails
CATIONIC TRYPSIN
A
223Bos taurusEC: 3.4.21.4
Find proteins for P00760 (Bos taurus)
Go to UniProtKB:  P00760
Entity ID: 2
MoleculeChainsSequence LengthOrganismDetails
TRYPSIN INHIBITOR 1
B
13Helianthus annuusGene Names: sfti1
Find proteins for Q4GWU5 (Helianthus annuus)
Go to UniProtKB:  Q4GWU5
Small Molecules
Ligands 4 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
SO4
Query on SO4

Download SDF File 
Download CCD File 
A
SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
 Ligand Interaction
GOL
Query on GOL

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Download CCD File 
A
GLYCEROL
GLYCERIN; PROPANE-1,2,3-TRIOL
C3 H8 O3
PEDCQBHIVMGVHV-UHFFFAOYSA-N
 Ligand Interaction
CA
Query on CA

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Download CCD File 
A
CALCIUM ION
Ca
BHPQYMZQTOCNFJ-UHFFFAOYSA-N
 Ligand Interaction
DMF
Query on DMF

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Download CCD File 
A
DIMETHYLFORMAMIDE
C3 H7 N O
ZMXDDKWLCZADIW-UHFFFAOYSA-N
 Ligand Interaction
Biologically Interesting Molecules 1 Unique
IDChainsNameType/Class2D Diagram3D Interactions
PRD_000846
Query on PRD_000846
BTRYPSIN INHIBITOR 1Peptide-like / Inhibitor

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Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.45 Å
  • R-Value Free: 0.204 
  • R-Value Work: 0.190 
  • Space Group: P 21 21 21
Unit Cell:
Length (Å)Angle (°)
a = 61.800α = 90.00
b = 63.400β = 90.00
c = 69.300γ = 90.00
Software Package:
Software NamePurpose
HKL-2000data reduction
REFMACrefinement
PHASERphasing
DENZOdata scaling

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History 

Deposition Data

Revision History 

  • Version 1.0: 2012-03-07
    Type: Initial release
  • Version 1.1: 2012-04-18
    Type: Other
  • Version 1.2: 2012-05-16
    Type: Other
  • Version 1.3: 2012-11-30
    Type: Other