3RXF

Crystal structure of Trypsin complexed with 4-aminopyridine


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.7 Å
  • R-Value Free: 0.180 
  • R-Value Work: 0.162 

wwPDB Validation 3D Report Full Report


This is version 1.0 of the entry. See complete history

Literature

In-crystal affinity ranking of fragment hit compounds reveals a relationship with their inhibitory activities

Yamane, J.Yao, M.Zhou, Y.Hiramatsu, Y.Fujiwara, K.Yamaguchi, T.Yamaguchi, H.Togame, H.Tsujishita, H.Takemoto, H.Tanaka, I.

(2011) J.Appl.Crystallogr. 44: 798-804


Macromolecules

Find similar proteins by: Sequence  |  Structure

Entity ID: 1
MoleculeChainsSequence LengthOrganismDetails
Cationic trypsin
A
223Bos taurusMutation(s): 0 
EC: 3.4.21.4
Find proteins for P00760 (Bos taurus)
Go to UniProtKB:  P00760
Small Molecules
Ligands 4 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
GOL
Query on GOL

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

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A
CALCIUM ION
Ca
BHPQYMZQTOCNFJ-UHFFFAOYSA-N
 Ligand Interaction
4AP
Query on 4AP

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Download CCD File 
A
4-AMINOPYRIDINE
C5 H7 N2
NUKYPUAOHBNCPY-UHFFFAOYSA-O
 Ligand Interaction
DMS
Query on DMS

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Download CCD File 
A
DIMETHYL SULFOXIDE
C2 H6 O S
IAZDPXIOMUYVGZ-UHFFFAOYSA-N
 Ligand Interaction
External Ligand Annotations 
IDBinding Affinity (Sequence Identity %)
4APIC50: 2500000 nM PDBBIND
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.7 Å
  • R-Value Free: 0.180 
  • R-Value Work: 0.162 
  • Space Group: P 21 21 21
Unit Cell:
Length (Å)Angle (°)
a = 54.481α = 90.00
b = 58.391β = 90.00
c = 66.624γ = 90.00
Software Package:
Software NamePurpose
MOLREPphasing
SCALEPACKdata scaling
CrystalCleardata collection
HKL-2000data reduction
REFMACrefinement

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History 

Deposition Data

Revision History 

  • Version 1.0: 2011-08-24
    Type: Initial release