brd4 (1)

(+)-JQ-1 (JQ1) is a specific, reversible BET bromine domain inhibitor that targets BRD4 (1 2) with IC50 values of 77 33 nM. (+)-JQ-1 induces cell autophagy and inhibits cell proliferation.

PROTAC BRD4 ligand-1, a component of Protac GNE-987, is a ligand for BRD4 and acts as an inhibitor of BET.

PROTAC BRD4 Degrader-1 is an efficacious degrader of BRD4(BRD4 BD1,IC50 of 41.8 nM).

PROTAC BRD2 BRD4 degrader-1 (compound 15) is a potent, selective degrader of BET proteins BRD4 and BRD2, achieving rapid, reversible, and unexpectedly selective elimination compared to BRD3. It effectively suppresses solid tumors with minimal cytotoxic effects and comprises a BET inhibitor, a connecting linker, and thalidomide as the ligand for cereblon (CRBN) cullin 4A[1].

PROTAC BRD4-binding moiety 1 is a BRD4 ligand that binds to the cereblon ligand via a linker, facilitating the formation of a PROTAC complex which efficiently degrades BRD4[1].

PROTAC BRD4 degrader for PAC-1 (compound 5) is a chimeric BET degrader GNE-987 conjugated with a disulfide-containing linker[1]. This PROTAC-linker conjugate specifically targets and degrades BRD4, enabling selective proteolysis of PAC-1.

PROTACBRD4-DCAF1 degrader-1 (I-907) is a PROTAC degrader targeting BRD4-DCAF1, exhibiting a DC50 range of 10~100 nM.

BRD4 Ligand-Linker Conjugate 1 is a compound consisting of a ligand and a linker, specifically designed to bind to the target protein BRD4. This conjugate serves as a valuable tool for synthesizing PROTACs, molecules utilized for targeted protein degradation.

ARV-771 is an effective BET degrader based on PROTAC technology. The Kd for BRD2(1), BRD2(2), BRD3(1), BRD3(2), BRD4(1) and BRD4(2) are 34 and 4.7 respectively. , 8.3, 7.6, 9.6 and 7.6 nM.

JQ-1 (carboxylic acid) is a cell-permeable BRD4 inhibitor with IC50s of 77 nM for BRD4(1) and 33 nM for BRD4(2)

Tz-Thalidomide is a tetrazine-modified Thalidomide (E3 ligase ligand) with some affinity for BRD4.

BET-IN-6, a ligand with potent and high affinity for inhibiting BRD2 BRD4, plays a crucial role in the synthesis of PROTAC BRD2 BRD4 degrader-1 [1], targeting the protein BRD2 4.

GNE-987 is a highly active chimeric BET degrader. GNE-987 binds equipotently to the BD1 and BD2 bromodomains of BRD4 with low nanomolar affinities (IC50: 4.7 and 4.4 nM, respectively). GNE-987 exhibits picomolar cell BRD4 degradation activity (DC50: 0.03

PROTAC BRD9 Degrader-1 is a leading PROTAC BRD9 chemical degrader with an IC50 of 13.5 nM.

Azido-PEG1-CH2CO2H, a PROTAC linker characterized by an alkyl ether combination, can be utilized to synthesize PROTAC BRD4 Degrader-1[1].

SNIPER(BRD)-1 is a chemical compound composed of a derivative of the IAP antagonist LCL-161 and the BET inhibitor (+)-JQ-1, linked together. It promotes the degradation of BRD4 through the ubiquitin-proteasome pathway and effectively degrades cIAP1, cIAP2, and XIAP with IC50 values of 6.8 nM, 17 nM, and 49nM, respectively[1].

Azido-PEG1-CH2COO-Cl (compound 43a) is an alkyl ether-based PROTAC linker commonly used in the synthesis of PROTAC BRD4 Degrader-1[1].

KB02-JQ1 is a potent and specific proteolysis targeting chimera (PROTAC) that specifically degrades BRD4, acting as a molecular glue. It does not degrade BRD2 or BRD3. The mechanism of action involves covalent modification of the E3 ligase DCAF16, thereby promoting BRD4 degradation. Importantly, KB02-JQ1 demonstrates enhanced stability and durability in facilitating protein degradation within biological systems. The compound forms a complex with the ubiquitin E3 ligase ligand KB02 through a linker, resulting in the formation of KB02-JQ1[1].

Lenalidomide-PEG1-azide is an E3 ligase ligand-linker conjugate that incorporates the cereblon ligand based on Lenalidomide and a linker. It is designed for use in the development of PROTAC BRD4 Degrader-2[1].

Pomalidomide-PEG1-azide is an E3 ligase ligand-linker conjugate that combines the cereblon ligand based on Pomalidomide with a linker. This compound is instrumental in designing PROTAC BRD4 Degrader-1[1].

Thalidomide-NH-C4-NH2 TFA (compound 29c) is a conjugate composed of an E3 ligase ligand-linker that integrates a Thalidomide-based cereblon ligand and a linker moiety. This compound is used as a component in PROTAC BRD2 BRD4 degrader-1, a highly potent and selective degrader targeting BET proteins BRD4 and BRD2[1].

SJ46421, a PROTAC protein degrader derived from (+)-JQ-1, targets KLHDC2. It efficiently forms a stable ternary complex with KLHDC2, exhibiting an IC50 of 7.8 nM. Furthermore, SJ46421 promotes the polyubiquitination of the BD2 domain of BRD2, BRD3, or BRD4.

JQ-1 (carboxylic acid)-NH-C2-NH-AMPRO-222 incorporates a BRD4 ligand and a PROTAC linker, and is used in the synthesis of PROTAC BRD4 Degrader-29.

DP-15 acts as a degrader of GSPT1 and BRD4, with DC50 values of 5.25 nM and 0.48 nM, respectively. This compound exhibits antiproliferative activity in AML and NHL cells, showing IC50 values in the nanomolar range, induces G1 phase cell cycle arrest, and triggers apoptosis in MOLM13 cells. Additionally, DP-15 demonstrates anti-leukemic properties in the MOLM-13 xenograft mouse model. [Pink: ligand for target protein JQ-1 carboxylic acid; Black: linker; Blue: ligand for E3 ligaseCereblonThalidomide-5-OH]