Reaction Details Report a problem with these data
Target
Cathepsin B
Ligand
BDBM19855
Substrate
BDBM19517
Meas. Tech.
Enzyme Inhibition Assay and Whole Cell Enzyme Occupancy Assay
pH
6±n/a
Temperature
295.15±n/a K
IC50
4800±200 nM
EC50
61±22 nM
Citation
 Falgueyret, JP; Desmarais, S; Oballa, R; Black, WC; Cromlish, W; Khougaz, K; Lamontagne, S; Massé, F; Riendeau, D; Toulmond, S; Percival, MD Lysosomotropism of basic cathepsin K inhibitors contributes to increased cellular potencies against off-target cathepsins and reduced functional selectivity. J Med Chem 48:7535-43 (2005) [PubMed]  Article 
Target
Name:
Cathepsin B
Synonyms:
APP secretase | APPS | CATB_HUMAN | CPSB | CTSB | Cathepsin B heavy chain | Cathepsin B light chain | Cathepsin B1
Type:
Enzyme
Mol. Mass.:
37819.69
Organism:
Homo sapiens (Human)
Description:
gi_63102437
Residue:
339
Sequence:
MWQLWASLCCLLVLANARSRPSFHPLSDELVNYVNKRNTTWQAGHNFYNVDMSYLKRLCGTFLGGPKPPQRVMFTEDLKLPASFDAREQWPQCPTIKEIRDQGSCGSCWAFGAVEAISDRICIHTNAHVSVEVSAEDLLTCCGSMCGDGCNGGYPAEAWNFWTRKGLVSGGLYESHVGCRPYSIPPCEHHVNGSRPPCTGEGDTPKCSKICEPGYSPTYKQDKHYGYNSYSVSNSEKDIMAEIYKNGPVEGAFSVYSDFLLYKSGVYQHVTGEMMGGHAIRILGWGVENGTPYWLVANSWNTDWGDNGFFKILRGQDHCGIESEVVAGIPRTDQYWEKI
  
Inhibitor
Name:
BDBM19855
Synonyms:
Balicatib | CHEMBL371064 | N-[1-(cyanomethylcarbamoyl)cyclohexyl]-4-(4-propylpiperazin-1-yl) | N-{1-[(cyanomethyl)carbamoyl]cyclohexyl}-4-(4-propylpiperazin-1-yl)benzamide | basic piperazine-containing compound, 10
Type:
Small organic molecule
Emp. Form.:
C23H33N5O2
Mol. Mass.:
411.5404
SMILES:
CCCN1CCN(CC1)c1ccc(cc1)C(=O)NC1(CCCCC1)C(=O)NCC#N
Structure:
Search PDB for entries with ligand similarity:
Substrate
Name:
BDBM19517
Synonyms:
Boc-Leu-Lys-Arg-AMC | Fluorogenic substrate
Type:
n/a
Emp. Form.:
n/a
Mol. Mass.:
n/a
SMILES:
n/a
Structure: