E3 Ligase

Inhibitory Selectivity

Isoform-specific Inhibitors

E3 Ligase Products

New E3 Ligase Products
Catalog No. Information Product Use Citations Product Validations
S2225

TAME

Tosyl-L-Arginine Methyl Ester (TAME) is an APC inhibitor.

S2754

Xevinapant (AT406)

Xevinapant (AT406, ARRY-334543, Debio1143, SM-406) is a potent Smac mimetic and an antagonist of IAP (inhibitor of apoptosis protein via E3 ubiquitin ligase), binding to XIAP-BIR3, cIAP1-BIR3 and cIAP2-BIR3 with Ki of 66.4 nM, 1.9 nM, and 5.1 nM, 50- to 100-fold higher affinities than the Smac AVPI peptide. Phase 1.

S5315

PRT4165

PRT4165 is a Bmi1/Ring1A inhibitor with an IC50 of 3.9 µM in the cell-free assay and also inhibits PRC1-mediated H2A ubiquitylation in vivo and in vitro.

S9832New

CC-90009

CC-90009 is a novel cereblon (CRBN) E3 ligase modulator and specifically targets GSPT1 (G1 to S phase transition 1) for proteasomal degradation.

S9724New

SZL P1-41

SZL P1-41 (compound #25) is a specific inhibitor of S-phase kinase-associated protein 2 (Skp2) that indeed binds to Skp2, prevents Skp2-Skp1 interaction and inhibits Skp2 SCF E3 ligase activity, which consequently suppresses survival of cancer cells and cancer stem cells. SZL P1-41 causes higher apoptosis rates in cancer cells.

S2881New

Homo-PROTAC cereblon degrader 1

Homo-PROTAC cereblon degrader 1 (OUN20985) is a potent and efficient cereblon (CRBN) degrader with minimal effects on IKZF1 and IKZF3.

S0322

BC-1215

BC-1215 is an inhibitor of F-box protein 3 (Fbxo3, a ubiquitin E3 ligase component) with IC50 of 0.9 μg/mL and LC50 of 87 μg/ml for IL-1β release. BC-1215 inhibits the Fbxo3-TRAF activation pathway by destabilizing TRAF1-6.

S0095

VL285

VL285 is a potent VHL ligand that degrades HaloTag7 fusion proteins. Cotreatment with excess VL285, the core VHL ligand from which HaloPROTAC3 is derived, is able to significantly reduce HaloPROTAC3 mediated activity to 50% degradation.

S0097

(S,R,S)-AHPC (MDK7526)

(S,R,S)-AHPC (MDK7526, VH032-NH2, VHL ligand 1) is the VH032-based VHL ligand used in the recruitment of the von Hippel-Lindau (VHL) protein. (S,R,S)-AHPC is potential useful for the targeted degradation of the androgen receptor. (S,R,S)-AHPC can be connected to the ligand for protein such as BCR-ABL1 by a linker to form PROTACs such as GMB-475. GMB-475 induces the degradation of BCR-ABL1 with IC50 of 1.11 μM in Ba/F3 cells.

S8449

VH298

VH298 is a potent VHL (Von Hippel-Lindau, the E3 ligase) inhibitor that stabilizes HIF-α. VH298 blocks the VHL:HIF-α interaction with Kd of 90 nM in isothermal titration calorimetry (ITC) and 80 nM in a competitive fluorescence polarization assay. VH-298 can be used in PROTAC technology.

S8652

Skp2 inhibitor C1 (SKPin C1)

Skp2 inhibitor C1 (SKPin C1) is a specific and selective small-molecule inhibitor of Skp2-mediated p27 degradation by reducing p27 binding through key compound-receptor contacts.

S8979

THAL-SNS-032

THAL-SNS-032 is a selective Cyclin-dependent kinase 9 (CDK9) degrader PROTAC consisting of a CDK-binding SNS-032 ligand linked to a thalidomide derivative that binds the E3 ubiquitin ligase Cereblon (CRBN).

S9605

Apcin

Apcin (APC inhibitor) is an inhibitor of the E3 ligase activity of the mitotic anaphase-promoting complex/cyclosome (APC/C) that binds to Cdc20 and competitively inhibits the ubiquitylation of D-box-containing substrates.

S2678

NSC 207895

NSC 207895 (XI-006) suppresses MDMX with IC50 of 2.5 μM, leading to enhanced p53 stabilization/activation and DNA damage, and also regulates MDM2, an E3 ligase.

S1061

Nutlin-3

Nutlin-3 is a potent and selective Mdm2 (RING finger-dependent ubiquitin protein ligase for itself and p53) antagonist with IC50 of 90 nM in a cell-free assay; stabilizes p73 in p53-deficient cells.

S8300New

CC-885

CC-885 is a novel cereblon (CRBN) modulator. CC-885 selectively promotes CRBN- and p97-dependent PLK1 ubiquitination and degradation.

S8975

Mezigdomide (CC-92480)

Mezigdomide (CC-92480) is a novel protein degrader and a cereblon E3 ligase modulator (CELMoD) that has anti-myeloma activity.

S3502New

(S,R,S)-AHPC-PEG4-NH2 hydrochloride

(S,R,S)-AHPC-PEG4-NH2 hydrochloride (VH032-PEG4-NH2 hydrochloride, VHL Ligand-Linker Conjugates 4 hydrochloride, E3 ligase Ligand-Linker Conjugates 7) is a PROTAC E3 ligase ligand-linker conjugate that incorporates the (S,R,S)-AHPC based VHL ligand and 4-unit PEG linker.

S8888

GMB-475

GMB-475 is a proteolysis-targeting chimera (PROTAC) that allosterically targets BCR-ABL1 protein and recruit the E3 ligase Von Hippel-Lindau (VHL), resulting in ubiquitination and subsequent degradation of the oncogenic fusion protein.

S6794

Thalidomide-O-COOH (Cereblon ligand 3)

Thalidomide-O-COOH (Cereblon ligand 3, E3 ligase Ligand 3), a Thalidomide-based Cereblon (CRBN) ligand, is used in the recruitment of CRBN protein. Thalidomide-O-COOH (Cereblon ligand 3) can be connected to the ligand for protein by a linker to form PROTACs (Proteolysis Targeting Chimera).

Catalog No. Information Product Use Citations Product Validations
S2225

TAME

Tosyl-L-Arginine Methyl Ester (TAME) is an APC inhibitor.

S2754

Xevinapant (AT406)

Xevinapant (AT406, ARRY-334543, Debio1143, SM-406) is a potent Smac mimetic and an antagonist of IAP (inhibitor of apoptosis protein via E3 ubiquitin ligase), binding to XIAP-BIR3, cIAP1-BIR3 and cIAP2-BIR3 with Ki of 66.4 nM, 1.9 nM, and 5.1 nM, 50- to 100-fold higher affinities than the Smac AVPI peptide. Phase 1.

S5315

PRT4165

PRT4165 is a Bmi1/Ring1A inhibitor with an IC50 of 3.9 µM in the cell-free assay and also inhibits PRC1-mediated H2A ubiquitylation in vivo and in vitro.

S9832New

CC-90009

CC-90009 is a novel cereblon (CRBN) E3 ligase modulator and specifically targets GSPT1 (G1 to S phase transition 1) for proteasomal degradation.

S9724New

SZL P1-41

SZL P1-41 (compound #25) is a specific inhibitor of S-phase kinase-associated protein 2 (Skp2) that indeed binds to Skp2, prevents Skp2-Skp1 interaction and inhibits Skp2 SCF E3 ligase activity, which consequently suppresses survival of cancer cells and cancer stem cells. SZL P1-41 causes higher apoptosis rates in cancer cells.

S2881New

Homo-PROTAC cereblon degrader 1

Homo-PROTAC cereblon degrader 1 (OUN20985) is a potent and efficient cereblon (CRBN) degrader with minimal effects on IKZF1 and IKZF3.

S0322

BC-1215

BC-1215 is an inhibitor of F-box protein 3 (Fbxo3, a ubiquitin E3 ligase component) with IC50 of 0.9 μg/mL and LC50 of 87 μg/ml for IL-1β release. BC-1215 inhibits the Fbxo3-TRAF activation pathway by destabilizing TRAF1-6.

S0095

VL285

VL285 is a potent VHL ligand that degrades HaloTag7 fusion proteins. Cotreatment with excess VL285, the core VHL ligand from which HaloPROTAC3 is derived, is able to significantly reduce HaloPROTAC3 mediated activity to 50% degradation.

S0097

(S,R,S)-AHPC (MDK7526)

(S,R,S)-AHPC (MDK7526, VH032-NH2, VHL ligand 1) is the VH032-based VHL ligand used in the recruitment of the von Hippel-Lindau (VHL) protein. (S,R,S)-AHPC is potential useful for the targeted degradation of the androgen receptor. (S,R,S)-AHPC can be connected to the ligand for protein such as BCR-ABL1 by a linker to form PROTACs such as GMB-475. GMB-475 induces the degradation of BCR-ABL1 with IC50 of 1.11 μM in Ba/F3 cells.

S8449

VH298

VH298 is a potent VHL (Von Hippel-Lindau, the E3 ligase) inhibitor that stabilizes HIF-α. VH298 blocks the VHL:HIF-α interaction with Kd of 90 nM in isothermal titration calorimetry (ITC) and 80 nM in a competitive fluorescence polarization assay. VH-298 can be used in PROTAC technology.

S8652

Skp2 inhibitor C1 (SKPin C1)

Skp2 inhibitor C1 (SKPin C1) is a specific and selective small-molecule inhibitor of Skp2-mediated p27 degradation by reducing p27 binding through key compound-receptor contacts.

S8979

THAL-SNS-032

THAL-SNS-032 is a selective Cyclin-dependent kinase 9 (CDK9) degrader PROTAC consisting of a CDK-binding SNS-032 ligand linked to a thalidomide derivative that binds the E3 ubiquitin ligase Cereblon (CRBN).

S9605

Apcin

Apcin (APC inhibitor) is an inhibitor of the E3 ligase activity of the mitotic anaphase-promoting complex/cyclosome (APC/C) that binds to Cdc20 and competitively inhibits the ubiquitylation of D-box-containing substrates.

Catalog No. Information Product Use Citations Product Validations
S2678

NSC 207895

NSC 207895 (XI-006) suppresses MDMX with IC50 of 2.5 μM, leading to enhanced p53 stabilization/activation and DNA damage, and also regulates MDM2, an E3 ligase.

Catalog No. Information Product Use Citations Product Validations
S1061

Nutlin-3

Nutlin-3 is a potent and selective Mdm2 (RING finger-dependent ubiquitin protein ligase for itself and p53) antagonist with IC50 of 90 nM in a cell-free assay; stabilizes p73 in p53-deficient cells.

Catalog No. Information Product Use Citations Product Validations
S8300New

CC-885

CC-885 is a novel cereblon (CRBN) modulator. CC-885 selectively promotes CRBN- and p97-dependent PLK1 ubiquitination and degradation.

S8975

Mezigdomide (CC-92480)

Mezigdomide (CC-92480) is a novel protein degrader and a cereblon E3 ligase modulator (CELMoD) that has anti-myeloma activity.

Catalog No. Information Product Use Citations Product Validations
S3502New

(S,R,S)-AHPC-PEG4-NH2 hydrochloride

(S,R,S)-AHPC-PEG4-NH2 hydrochloride (VH032-PEG4-NH2 hydrochloride, VHL Ligand-Linker Conjugates 4 hydrochloride, E3 ligase Ligand-Linker Conjugates 7) is a PROTAC E3 ligase ligand-linker conjugate that incorporates the (S,R,S)-AHPC based VHL ligand and 4-unit PEG linker.

S8888

GMB-475

GMB-475 is a proteolysis-targeting chimera (PROTAC) that allosterically targets BCR-ABL1 protein and recruit the E3 ligase Von Hippel-Lindau (VHL), resulting in ubiquitination and subsequent degradation of the oncogenic fusion protein.

S6794

Thalidomide-O-COOH (Cereblon ligand 3)

Thalidomide-O-COOH (Cereblon ligand 3, E3 ligase Ligand 3), a Thalidomide-based Cereblon (CRBN) ligand, is used in the recruitment of CRBN protein. Thalidomide-O-COOH (Cereblon ligand 3) can be connected to the ligand for protein by a linker to form PROTACs (Proteolysis Targeting Chimera).