General Information of the Compound
Compound ID
CP0067537
Compound Name
(R)-1-((S)-2-amino-3-methylbutanoyl)pyrrolidin-2-ylboronic acid
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Synonyms
Boroproline compounds, DARA BioSciences
Boroproline compounds, Point Therapeutics
PT-100
Talabostat
Talabostat mesylate
Val-boro-Pro
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Structure
Formula
C9H19BN2O3
Molecular Weight
214.074
Canonical SMILES
CC(C)[C@H](N)C(=O)N1CCC[C@H]1B(O)O
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InChI
InChI=1S/C9H19BN2O3/c1-6(2)8(11)9(13)12-5-3-4-7(12)10(14)15/h6-8,14-15H,3-5,11H2,1-2H3/t7-,8-/m0/s1
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InChIKey
FKCMADOPPWWGNZ-YUMQZZPRSA-N
CAS
149682-77-9
Physicochemical Property
logP
-1.0273
Rotatable Bonds
3
Heavy Atom Count
15
Polar Areas
86.79
Hydrogen Bond Donor Count
3
Hydrogen Bond Acceptor Count
4
Complexity
15

"RO5" indicates the cutoff set by lipinski's rule of five:

(1) Molecular weight less than 500 Dalton;

(2) xlogp less than 5;

(3) No more than 5 hbonddonor (Hydrogen Bond Donor Count);

(4) No more than 10 hbondacc (Hydrogen Bond Acceptor Count);

(5) No more than 10 rotbonds (Rotatable Bond Count).

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PubChem ID
CID: 6918572
SID: 12015516
ChEMBL ID
CHEMBL67279
DrugBank ID
DB06182
Map of Molecular Bioactivity Related to the Compound
Map of Molecular Bioactivity Related to the Compound

Compound
Cell Line
Protein

Bioactivity Value:

<= 0.1 μM
> 0.1 μM and <= 10 μM
> 10 μM
Imprecise Activity
Table of Molecular Bioactivities Related to the Compound
Protein ID: PT00975, Dipeptidyl peptidase 8
Cell-based Assay
Cell Line ID Cell Line Name Cell Line Organism
CL000025 HEK-293T Homo sapiens (Human)  1
1
Ki = 1.5 nM
   TI
   LI
   LO
   TS
Biochemical Assays
1 IC50 = 5.5 nM
2 IC50 = 17 nM
Protein ID: PT01238, Dipeptidyl peptidase 9
Cell-based Assay
Cell Line ID Cell Line Name Cell Line Organism
CL000025 HEK-293T Homo sapiens (Human)  2
1
IC50 = 6800 nM
   TI
   LI
   LO
   TS
2
Ki = 0.76 nM
   TI
   LI
   LO
   TS
Biochemical Assays
1 IC50 = 2 nM
2 IC50 = 2.2 nM
Protein ID: PT03315, Prolyl endopeptidase FAP
Cell-based Assay
Cell Line ID Cell Line Name Cell Line Organism
CL000006 HEK293 Homo sapiens (Human)  2
1
IC50 = 66 nM
   TI
   LI
   LO
   TS
2
IC50 = 70 nM
   TI
   LI
   LO
   TS
Biochemical Assays
1 IC50 = 66 nM
Protein ID: PT01241, Prolyl endopeptidase FAP
Cell-based Assay
Cell Line ID Cell Line Name Cell Line Organism
CL000102 U-87MG ATCC Homo sapiens (Human)  1
1
IC50 = 224 nM
   TI
   LI
   LO
   TS
Biochemical Assays
1 IC50 = 12 nM
2 IC50 = 24 nM
3 IC50 = 66 nM
4 IC50 = 70 nM
5 Ki = 5 nM
6 Ki = 66 nM
Clinical Information about the Compound
Drug 1 ( Talabostat )
Drug Name Talabostat
Company Point Therapeutics; Tufts University School of Medicine
Indication
Constitutional neutropenia
Phase 3
Solid tumour/cancer
Phase 1
Target(s)
Prolyl endopeptidase FAP (FAP)
Inhibitor
Dipeptidyl peptidase 8 (DPP-8)
Inhibitor
Dipeptidyl peptidase 9 (DPP-9)
Inhibitor