CPI203 is a novel potent, selective and cell permeable inhibitor of the bromodomain and extra terminal (BET) family protein BRD4 with an IC50 of ~37 nM (BRD4 α-screen assay).
Bromosporine is a broad spectrum inhibitor for bromodomains with IC50 of 0.41 μM, 0.29 μM, 0.122 μM and 0.017 μM for BRD2, BRD4, BRD9 and CECR2, respectively.
IACS-9571 is a potent and selective inhibitor of TRIM24 and BRPF1, with IC50 of 8 nM for TRIM24, and Kds of 31 nM and 14 nM for TRIM24 and BRPF1, respectively.
PFI-4 is a potent and selective and cell permeable BRPF1 bromodomain inhibitor (IC50 = 80 nM). Exhibits >100-fold selectivity for BRPF1 over a panel of other bromodomains including BRPF2 (BRD1), BRPF3 and BRD4.
UNC669 is a small-molecule antagonist of methyl-lysine (KMe) reader protein with selectivity for L3MBTL1 and L3MBTL3 (IC50 of 4.2μM and 3.1μM respectively)
The bromodomain and extra terminal domain (BET) family of proteins, including BRD2, BRD3, and BRD4, play a key role in many cellular processes, including inflammatory gene expression, mitosis, and viral/host interaction by controlling the assembly of histone acetylation-dependent chromatin complexes.
PF-CBP1 is a highly selective inhibitor of the bromodomain of CREB-binding protein(CREBBP).It inhibits CREBBP and p300 bromodomains with IC50 of 125 and 363 nM respectively.
OF-1 is a chemical probe for BRPF bromodomains. OF-1 has been shown to bind to BRPF1B with a KD of 100 nM (ITC), to BRPF2 with a KD of 500 nM (ITC) and to BRPF3 with a KD of 2.4 uM (ITC).
GSK 5959 is a potent, selective and cell permeable BRPF1 bromodomain inhibitor with IC50 ~ 80 nM. Exhibits >100-fold selectivity for BRPF1 over a panel of 35 other bromodomains, including BRPF2/3 and BET family bromodomains.
GSK6853 is a potent and selective inhibitor of the BRPF1 bromodomain. shows excellent BRPF1 potency (pKd 9.5) and greater than 1600-fold selectivity over all other bromodomains tested.
ZL0420 is a potent and selective BRD4 inhibitor with IC50 values of 27 nM against BRD4 BD1 and 32 nM against BRD4 BD2 respectively and good selectivity over that of the related BRD2 homolog.
BAY1238097 is a potent and selective BET inhibitor. BAY1238097 binds to the acetylated lysine recognition motifs on the BRD of BET proteins, thereby preventing the interaction between BET proteins and histones.
ZL0420 is a potent and selective bromodomain-containing protein 4 (BRD4) inhibitor with IC50 values of 27 nM against BRD4 BD1 and 32 nM against BRD4 BD2.
JQ-1 carboxylic acid is a highly potent, selective and cell-permeable BRD4 inhibitor with IC50s of 77 nM and 33 nM for BRD4(1) and BRD4(2), respectively.
NI-57 is an inhibitor of bromodomain and plant homeodomain finger-containing (BRPF) famlily of proteins, with IC50s of 3.1, 46 and 140 nM for BRPF1, BRPF2 (BRD1) and BRPF3, respectively.