Androgen Receptor Degrader

Luxdegalutamide (ARV-766) is an orally active protein hydrolysis targeted chimeric (PROTAC) targeting androgen receptor (AR), which can degrade AR resistance related mutants, including T878/H875/L702 mutants. Luxdegalutamide has anti-tumor activity and can be used in the study of castration resistant prostate cancer.

BMS-986365 (CC-94676) is an orally active and selective targeted androgen receptor (AR) PROTAC degrader (DC₅₀ of 10-40 nM). BMS-986365 is capable of inducing cereblon (CRBN) E3 ligase-dependent ubiquitination and degradation of the androgen receptor (AR), as well as various AR mutants. BMS-986365 shows no degradation of the close AR family members estrogen receptor (ER), progesterone receptor (PR), and glucocorticoid receptor (GR). BMS-986365 shows significant in vivo potency, degrading AR, inhibiting AR signaling, and restricting tumor growth in animal models of advanced prostate cancer. BMS-986365 can be used for the study of metastatic castration-resistant prostate cancer (mCRPC).

BWA-522 is an orally active PROTAC degrader targeting full-length androgen receptor (AR-FL) and androgen receptor splice variant 7 (AR-V7). BWA-522 antagonizes the N-terminal domain (AR-NTD) of the androgen receptor, suppresses AR downstream signaling proteins and induces cancer cells apoptosis. BWA-522 inhibits tumor growth in LNCaP xenograft mouse model. BWA-522 can be used for the research of prostate cancer.

MTX-23 is a PROTAC degrader targeting androgen receptor splice variant 7 (AR-V7) and full-length androgen receptor (AR-FL), with DC₅₀ values of 0.37 μM and 2 μM, respectively. MTX-23 binds to the DNA-binding domains of AR-V7 and AR-FL, recruits the VHL E3 ubiquitin ligase (E3 ubiquitin ligase) and induces their degradation. MTX-23 reduces the proliferation of prostate cancer cells, promotes their apoptosis (apoptosis), and also inhibits tumor growth in mouse models. MTX-23 can be used for the research of prostate cancer.

EN1441 is a covalent degrader targeting the androgen receptor (AR) with an EC₅₀ value of 4.2 μM and its truncated variant AR-V7. EN1441 selectively and potently degrades both AR and AR-V7 in androgen-independent prostate cancer cells. EN1441 is promising for research of androgen-independent prostate cancers.

PROTAC AR-V7 degrader-1 is a selective AR-V7 degrader with a DC₅₀ of 0.32 μM. PROTAC AR-V7 degrader-1 inhibits cancer cell proliferation. PROTAC AR-V7 degrader-1 is applicable to the research of castration-resistant prostate cancer.

Galeterone (TOK-001) is a potent, orally active molecular glue degrader, which degrades androgen receptor (AR) and its splice variants (AR-Vs) and MAP kinase-interacting serine/threonine protein kinase Mnk1/2. Galeterone also functions as a CYP17 inhibitor (IC₅₀ = 47 nM). Galeterone induces cell apoptosis. Galeterone inhibits tumor growth in human prostate cancer xenograft mouse models. Galeterone can be used for castration resistant prostate cancer (CRPC) and pancreatic ductal adenocarcinoma (PDAC) research^[1][2].

Rosolutamide (ASC-JM17) is an orally active Nrf1/Nrf2 activator. Rosolutamide activates Hsf1 pathways, upregulates proteasome subunits and antioxidant enzymes, induces proteasome complex structural rearrangement, and enhances ubiquitin-proteasome system-mediated degradation. Rosolutamide reduces mutant androgen receptor and ataxin-3 aggregates, restores mitochondrial function, attenuates reactive oxygen species (ROS) levels, induces apoptosis and ferroptosis, and inhibits cancer cell growth. Rosolutamide can be used for the research of spinal and bulbar muscular atrophy, Huntington’s disease, and temozolomide-resistant glioblastoma.

ARD-69 is a PROTAC degrader based on the E3 ubiquitin ligase VHL and targeting the androgen receptor, which can induce androgen receptor (AR) protein degradation in AR-positive prostate cancer cells. ARD-69 inhibits AR-regulated gene expression, binds to the AR ligand binding domain at one end and binds to VHL at the other end, prompting AR to be recruited to the E3 ubiquitin ligase complex, triggering proteasome degradation, thereby inhibiting AR signaling pathways and downstream gene expression (such as PSA, TMPRSS2). ARD-69 can be used to study of castration-resistant prostate cancer (mCRPC).

GDC-2992 (Compound 28A) is an orally bioavailable androgen receptor (AR) PROTAC degrader. GDC-2992 degrads AR with a DC₅₀ value of 2.7 nM and inhibits proliferation with an IC₅₀ valude of 9.7 nM in VCaPcells. GDC-2992 can be used for prostatic cancer study.

PROTAC AR Degrader-8 is the PROTAC degrader for androgen receptor (AR) that degrades AR-FL with DC₅₀s of 0.018 μM and 0.14 μM in 22Rv1 cell and LNCaP cell, degrades AR-V7 with DC₅₀ of 0.026 μM in 22Rv1 cell. PROTAC AR Degrader-8 inhibits the proliferation of cancer cell 22Rv1 and LNCaP with IC₅₀ values of 0.038 μM and 1.11 μM. PROTAC AR Degrader-8 arrests cell cycle at G2/M phase, induces apoptosis in 22Rv1 cell. PROTAC AR Degrader-8 exhibits anticancer efficacy in mouse and zebrafish model. PROTAC AR Degrader-8 can be used for the research of prostate cancer, castration-resistant prostate cancer.

ARD-1676 is an orally active androgen receptor (AR) PROTAC degrader. ARD-1676 induces proteasomal degradation of AR, inhibits AR-regulated gene expression, suppresses cell growth, reduces AR protein levels and inhibits tumor growth in in vivo models. ARD-1676 can be used in studies related to AR⁺ human prostate cancer and spinal bulbar muscular atrophy.

ARD-2051 is a selective and orally active androgen receptor (AR) PROTAC degrader. ARD-2051 achieves DC₅₀ values of 0.6 nM for AR protein degradation in both the LNCaP and VCaP prostate cancer cell lines. ARD-2051 exhibits effective anti-tumor activity in VCaP xenograft mice model. ARD-2051 can be used for the research of prostate cancer.

VNPP433-3β (Galeterone 3β-imidazole) is an orally active molecular glue degrader, which degrades androgen receptor (AR) and its splice variants (AR-Vs) and MAP kinase-interacting serine/threonine protein kinase Mnk1/2. VNPP433-3β induces cell apoptosis. VNPP433-3β inhibits tumor growth in the CWR22Rv1 xenograft mouse model. VNPP433-3β can be used for the study of castration resistant prostate cancer (CRPC) and pancreatic ductal adenocarcinoma (PDAC).

SARD279 is a HyT degrader of androgen receptor (AR). SARD279 binds to AR, recruits HSP70, mediates ubiquitin-dependent proteasomal degradation, and competitively inhibits the transactivation of AR. SARD279 exhibits antiproliferative activity in AR-dependent prostate cancer cells and castration-resistant prostate cancer cells, including those harboring the AR^F876L mutation. SARD279 can be used in studies related to prostate cancer and castration-resistant prostate cancer.

VinclozolinM2-2204 is a androgen receptor (AR) AUTOTAC degrader, with an DC₅₀ of 200 nM in LNCaP prostate cancer cells. VinclozolinM2-2204 induces the formation of AR⁺LC3⁺ autophagic membranes. VinclozolinM2-2204 can be used for the research of cancer.(Pink: AR inhibitor (HY-168296); Black: linker (HY-128833); Blue: CRBN Ligand (HY-168293))

AZ‘3137 is an orally active PROTAC-type androgen receptor (AR) degrader with a DC₅₀ value of 22 nM. AZ‘3137 can degrade L702H mutant AR (DC₅₀ of 92 nM). AZ'3137 can inhibit cell proliferation of LNCaP, with a GI₅₀ value of 74 nM. AZ'3137 can inhibit AR signaling and tumor growth in prostate cancer mice.

PROTAC AR Degrader-12 is a highly efficient PROTAC targeting AR coactivator binding site (AR-CBS). PROTAC AR Degrader-12 induces AR degradation in a ubiquitin proteasome system (UPS) pathway-dependent manner. PROTAC AR Degrader-12 inhibits tumor cell growth by affecting DNA replication and cell division PROTAC AR Degrader-12 could not only effectively degrade AR, but also potently inhibit the proliferation of MCF-7 and multiple mutant or resistant BC cells. PROTAC AR Degrader-12 effectively blocked estrogen receptor α (ERα) signaling through a dual mechanism involving ERα protein downregulation and suppression of its transcriptional activity. PROTAC AR Degrader-12 significantly inhibits the mRNA expression of FOXA1, GREB1, SRC, and PELP1. PROTAC AR Degrader-12 can be used for the study of breast cancer.

WCA-814 is an androgen receptor (AR) antagonist-Hsp90 inhibitor conjugate. WCA-814 induces the degradation of full-length and AR-V7. WCA-814 has cytotoxic effect in prostatic cancer cells (IC₅₀: 171.2 nM, 26.5 nM for LNCaP, 22Rv1 cell).

PROTAC AR Degrader-10 (GT19) is a protein degrader targeting the androgen receptor (AR) with a DC₅₀ value ≤100 nM. PROTAC AR Degrader-10 can be used for prostate cancer study.