1RXP

STRUCTURE OF TRYPSIN (ORTHORHOMBIC) WITH 1-(4-TERT-BUTYLCARBAMOYL- PIPERAZINE-1-CARBONYL)-3-(3-GUANIDINO-PROPYL)-4-OXO-AZETIDINE-2-CARBOXYLIC ACID


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.7 Å
  • R-Value Free: 0.222 
  • R-Value Work: 0.195 

wwPDB Validation 3D Report Full Report


This is version 1.2 of the entry. See complete history

Literature

Solid-phase synthesis and SAR of 4-carboxy-2-azetidinone mechanism-based tryptase inhibitors

Sutton, J.C.Bolton, S.A.Davis, M.E.Hartl, K.S.Jacobson, B.Mathur, A.Ogletree, M.L.Slusarchyk, W.A.Zahler, R.Seiler, S.M.Bisacchi, G.S.

(2004) Bioorg.Med.Chem.Lett. 14: 2233-2239

  • DOI: 10.1016/j.bmcl.2004.02.012

  • PubMed Abstract: 
  • A series of nonguanidine N1-activated C4-carboxy azetidinone tryptase inhibitors was prepared by solid-phase methodology to quickly assess the SAR associated with distal functionality on the N1-activating group. From these studies, potent inhibitors ...

    A series of nonguanidine N1-activated C4-carboxy azetidinone tryptase inhibitors was prepared by solid-phase methodology to quickly assess the SAR associated with distal functionality on the N1-activating group. From these studies, potent inhibitors with improved specificity were discovered.


    Related Citations: 
    • On the Disordered Activation Domain in Trypsinogen. Chemical Labelling and Low-Temperature Crystallography
      Walter, J.,Steigemann, W.,Singh, T.P.,Bartunik, H.,Bode, W.,Huber, R.
      (1982) Acta Crystallogr.,Sect.B 38: 1462


    Organizational Affiliation

    The Bristol-Myers Squibb Pharmaceutical Research Institute, PO Box 4000, Princeton, NJ 08543-4000, USA. james.sutton@bms.com




Macromolecules

Find similar proteins by: Sequence  |  Structure

Entity ID: 1
MoleculeChainsSequence LengthOrganismDetails
TRYPSIN
A
223Bos taurusEC: 3.4.21.4
Find proteins for P00760 (Bos taurus)
Go to UniProtKB:  P00760
Small Molecules
Ligands 3 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
169
Query on 169

Download SDF File 
Download CCD File 
A
1-(4-TERT-BUTYLCARBAMOYL-PIPERAZINE-1-CARBONYL)-3-(3-GUANIDINO-PROPYL)-4-OXO-AZETIDINE-2-CARBOXYLIC ACID
C18 H33 N7 O5
BVNQCAHTTOIOEK-STQMWFEESA-N
 Ligand Interaction
SO4
Query on SO4

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

Download SDF File 
Download CCD File 
A
CALCIUM ION
Ca
BHPQYMZQTOCNFJ-UHFFFAOYSA-N
 Ligand Interaction
External Ligand Annotations 
IDBinding Affinity (Sequence Identity %)
169IC50: 72 nM PDBBIND
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.7 Å
  • R-Value Free: 0.222 
  • R-Value Work: 0.195 
  • Space Group: P 21 21 21
Unit Cell:
Length (Å)Angle (°)
a = 54.290α = 90.00
b = 58.250β = 90.00
c = 66.680γ = 90.00
Software Package:
Software NamePurpose
X-PLORrefinement
AMoREphasing
DENZOdata reduction
SCALEPACKdata scaling

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History 

Deposition Data

Revision History 

  • Version 1.0: 2004-06-08
    Type: Initial release
  • Version 1.1: 2008-04-29
    Type: Version format compliance
  • Version 1.2: 2011-07-13
    Type: Version format compliance