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ITC datum

Protein and Ligand
Protein name Trypsin
Ligand name N-alpha-(2-naphthylsulfonyl)-n(3-amidino-l-phenylalaninyl)-4-acetyl-piperazine N-alpha-(2-naphthylsulfonyl)-n(3-amidino-l-phenylalaninyl)-4-acetyl-piperazine diagram
N-alpha-(2-naphthylsulfonyl)-n(3-amidino-l-phenylalaninyl)-4-acetyl-piperazine
Interaction type Synthetic ligands
ITC data ITC data
Structure data Structure data
ITC Information
n ±  
ΔG -42.6 ± kJ/mol
ΔH -34.4 ± 0.8 kJ/mol
-TΔS 8.2 ± -0.9 kJ/mol
KD 0.03 ± 0.19 uM
ΔCP -2.56 ± 0.09 kJ/mol/K
Notes on error determination Not available
General comments
Warnings
Instrument Microcal MCS Titration Calorimeter
Temp. (K) 298.15 pH 7.8
Buffer Buffer Substance (Tris, Tris(hydroxymethyl)amino-methane; Tricine; N-tris(hydroxymethyl)methylglycine; Hepes; N-2-hydroxylethylpiperazine-N-2-ethanesulphonic acid; pyrophosphate) 50.00 mM PEG 8000 0.10 % Sodium Chloride Rubidium Chloride 100.00 mM
Cell content Protein
Reference J Mol Biol. [2001] 313, 593-614