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NI-57 | Antagonist of BRPF1, BRD1, BRPF3
RATINGS:
Cellular Use: (3 reviews)

In Model Organisms: (3 reviews)
Probe Summary
Selectivity
Potency
In Vivo
Control Compounds
Chemical Information
References
Vendors
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Probe Summary

Targets Biochemical/Biophysical Potency Cellular Potency
BRPF1
  • Kd:31 nM
  • IC50:70 nM
BRD1
  • Kd:110 nM
  • IC50:70 nM
BRPF3
  • Kd:410 nM
  • IC50:70 nM
Antagonist
Up to 500 nM

Selectivity

In Vitro Selectivity Assessment

Potency: KD - BRD9: 1,000 nM

Selectivity Assessment Description:
NI-57 was screened for binding by DSF against a panel of 47 Bromodomains, and it showed excellent se ...

Potency
Cellular
In Vitro

BRPF1

Mode of Action: Antagonist

Structure-Activity-Relationship data available? No

DOI Reference: 10.1021/acs.jmedchem.7b00611

BRD1

Mode of Action: Antagonist

Structure-Activity-Relationship data available? No

DOI Reference: 10.1021/acs.jmedchem.7b00611

BRPF3

Mode of Action: Antagonist

Structure-Activity-Relationship data available? Yes

DOI Reference: 10.1021/acs.jmedchem.7b00611

In Vivo Validations

Mouse
Dose: 3 mg/kg (oral), 1 mg/kg (IV)
Route of delivery: Intravenous, Oral
Plasma half life: 1.6 h
Systemic clearance: 21 mL/min/kg (IV)
Organ of interest (O): Blood

DOI Reference: 10.1021/acs.jmedchem.7b00611

Negative Control Compounds

NI-198

Orthogonal Probes def

OF-1
GSK6853

Chemical Information

Molecular Formula C19H17N3O4S
SMILEs COc1cc(C#N)ccc1S(=O)(=O)Nc1ccc2c(c1)cc(C)c(=O)n2C
InChI InChI=1S/C19H17N3O4S/c1-12-8-14-10-15(5-6-16(14)22(2)19(12)23)21-27(24,25)18-7-4-13(11-20)9-17(18)26-3/h4-10,21H,1-3H3
Molecular weight 383.09 Da
AlogP 2.5280000000000005
HBond acceptors 7
HBond donors 1
Atoms 44

References

Publications

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Vendors

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Expert Reviews

by SERP
(on 16 May 2020 )
Cellular Use Rating
In Model Organisms
NI-57 is reported as a pan BRFP inhibitor. At the recommended cellular compound concentration (up to 500nM), the cellular effect observed will be mainly due to BRPF1 inhibition and maybe to some...
by SERP
(on 16 May 2020 )
Cellular Use Rating
In Model Organisms
NI-57 is a selective agent to probe BRPF1, BRD1 and BRPF3. The recommended concentration of 500 nM in cells appears appropriate, but the caveat is that the bromodomain selectivity in-cell through target...
by SERP
(on 2 Jun 2020 )
Cellular Use Rating
In Model Organisms
Context and in vitro properties: The chemical probe NI-57 is a pan-BRPF chemical probe of the bromodomain of BRPF1, BRPF2 (BRD1), and BRPF3 (Igoe et al., J. Med Chem, 2017). It is closely related...
Note: The Chemical Probes Portal only endorses compounds as chemical probes for use as specific and selective modulators of the proposed target if they receive three or more (3-4) stars. Read more about our evaluation criteria