PXS 25 is a cation-independent mannose 6-phosphate receptor (CI-M6PR) inhibitor that inhibits CI-M6PR-mediated activation of latent TGF-β1. PXS 25 inhibits conversion of high glucose-induced latent TGF-β1 to active TGF-β1 in proximal tubule cells under normoxic conditions. PXS 25 suppresses high glucose-induced fibronectin, collagen IV production, and phosphorylated Smad 2 in proximal tubule cells under normoxic conditions. PXS 25 has antifibrotic properties in skin fibroblasts. PXS 25 can be used for the research of diabetic nephropathy.

PU-11 is a Hsp90α/Hsp90β inhibitor with IC50 values of 18.6 μM and 89.8 μM and Kd values of 2 and 4.2 μM. PU-11 binds to the ATP-binding pocket of Hsp90α and Hsp90β and displays selective binding preference for Hsp90α over Hsp90β, mediated by the nonconserved Hsp90α Ser52 residue. PU-11 can be used for the research of neurodegenerative disorders.

PTPN2-IN-3 (example 52) is a PTPN2 inhibitor that can be used in tumor research.

PTPN2-IN-2 is a potent and orally active PTPN2 inhibitor (IC50 = 7.05 nM) that enhances the IFN-γ signaling pathway. PTPN2-IN-2 inhibits PTP1B with an IC50 of 9.88 nM. PTPN2-IN-2 inhibits tumor growth, promotes the activation and infiltration of tumor immune cells in a B16-OVA mouse model. PTPN2-IN-2 can be used for the research of melanoma.

p-Toluenesulfonamide-15N is the 15N-labeled p-Toluenesulfonamide. p-Toluenesulfonamide is an intermediate and plasticizer. p-Toluenesulfonamide is also the main degradation product of the disinfectant Chloramine-T in water. p-Toluenesulfonamide facilitates the localization of fluorescent probes to the endoplasmic reticulum.

PTH1R agonist 4 (Example 63) is a parathyroid hormone 1 receptor (PTH1R) agonist with a pEC50 value greater than 7. PTH1R agonist 4 can be used for the study of bone diseases, such as osteoporosis.

PTH1R agonist 1 (Example 2) is a parathyroid hormone 1 receptor (PTH1R) agonist. PTH1R agonist 1 can be used for research of hypoparathyroidism and osteoporosis.

PTERi is a selective inhibitor of PTER with selectivity towards HDACs. PTERi increases the level of N-acetyltaurine in both lean and obese mice, and reduces food intake in obese mice. PTERi can be used in the research of obesity.

PRT-060318 (PRT318) dihydrochloride is a potent, selective and orally active tyrosine kinase Syk inhibitor with an IC50 of 3 nM. PRT-060318 dihydrochloride suppresses chronic lymphocytic leukemia (CLL) B cell activation and migration, and induces apoptosis. PRT-060318 dihydrochloride prevents Heparin-induced thrombocytopenia and thrombosis in a transgenic mouse model. PRT-060318 dihydrochloride can be used for CLL and thrombus research.

ProX1-(SS)-DOTAGA_R (Compound 25a) is the unbound radionuclide portion of the radiopharmaceutical and can be used for targeted delivery to diseases characterized by ACP3 expression.

Proteasome-IN-1 (Compound 130) is a proteasome inhibitor. Proteasome-IN-1 exhibits antiparasitic activity against P. faciparum 3D7.

PROTAC TG2 Degrader-3 is a TG2 PROTAC degrader. PROTAC TG2 Degrader-3 inhibits the adhesion and migration of ovarian cancer cells. PROTAC TG2 Degrader-3 can be used for the research of ovarian cancer. (Pink: Transglutaminase ligand ; Blue: Ligands for E3 Ligase and VHL ligand ; Black: linker ).

PROTAC TEAD degrader-2 (Compound 31) is an efficient TEAD1 PROTAC degrader with a DC50 of 0.6 nM. PROTAC TEAD degrader-2 inhibits the YAP/TAZ-TEAD interaction, with a IC50 of 1.8 nM. PROTAC TEAD degrader-2 exhibits significant selective inhibitory activity against YAP-dependent cancer cells and effectively suppresses the transcriptional activity mediated by YAP. PROTAC TEAD degrader-2 can be used for research on mesothelioma and glioma. (Pink: TEAD1 ligand ; Blue: Cereblon ligand ; Black: linker ).

PROTAC STAT6 degrader-4 (Compound 3u247) is a STAT6 PROTAC degrader with a DC50 of 0.04 nM. PROTAC STAT6 degrader-4 promotes the ubiquitination and degradation of STAT6, and is applicable to the research of immune diseases.

PROTAC STAT6 degrader-2 is a highly efficient PROTAC degrader targeting STAT6. PROTAC STAT6 degrader-2 has a DC50 value of 1-10 nM for STAT6 in human PBMC cells and a DC50 value of less than 100 nM for STAT6 in HEK293-HIBiT-STAT6 cells. PROTAC STAT6 degrader-2 can be used for STAT6-mediated diseases.

PROTAC SMARCA2 degrader-36 (Compound 26) is a selective and potent SMARCA2 PROTAC degrader with a DC50 of 51 nM. PROTAC SMARCA2 degrader-36 promotes ubiquitination and degradation of SMARCA2. PROTAC SMARCA2 degrader-36 exhibits anticancer activity against non-small cell lung cancer. PROTAC SMARCA2 degrader-36 can be used in studies related to SMARCA4-deficient cancers. (Pink: Epigenetic Reader Domain Target protein ligand; Blue: Ligands for E3 Ligase and VHL ligand ; Black: linker).

PROTAC SKP2 Degrader-1 is a PROTAC degrader targeting SKP2, with a Kd value of 6.28 μM. PROTAC SKP2 Degrader-1 induces targeted degradation of SKP2 via the ubiquitin-proteasome system. PROTAC SKP2 Degrader-1 stabilizes the expression of SOCS1 and regulates the expression of immunoproteasomes through the JAK/STAT pathway, thereby inhibiting tumor cell proliferation. PROTAC SKP2 Degrader-1 is applicable for cancer-related research. (Pink: COX and NF-κB ligand ; Blue: Ligands for E3 Ligase and VHL ligand ; Black: linker ).

PROTAC SARS-CoV-2 Mpro degrader-8 is an antiviral PROTAC degrader targeting the SARS-CoV-2 main protease (Mpro), with weak direct binding affinity to Mpro (Kd=80.5 μM). PROTAC SARS-CoV-2 Mpro degrader-8 exhibits broad-spectrum antiviral activity against SARS-CoV-2 and the human endemic coronavirus HCoV-OC43. It can be used for research on coronavirus infections. (Pink: SARS-CoV Target protein ligand; Blue: VHL ligand ; Black: ).

PROTAC SAMHD1 Degrader-1 is an orally active targeted SAMHD1 PROTAC degrader, with an IC50 of 6.3 μM against the dNTP hydrolase activity of SAMHD1. PROTAC SAMHD1 Degrader-1 binds to SAMHD1 inside cells and mediates its degradation, with low off-target effects. PROTAC SAMHD1 Degrader-1 inhibits the production of pro-inflammatory cytokines and interferes with the cascade amplification process of inflammatory responses. PROTAC SAMHD1 Degrader-1 delays the progression of pulmonary fibrosis and exerts protective effects on lung tissues. PROTAC SAMHD1 Degrader-1 can be used in pulmonary fibrosis-related research. (Pink: Ligands for Target Protein for PROTAC and HIV ligand ; Blue: Ligands for E3 Ligase ligand ; Black: linker ).

PROTAC RET Degrader 1 (Compound 20) is an orally active and blood-brain barrier-crossing RET PROTAC degrader with DC50 values for RET (WT), RET (G810S), RET (G810C), and RET (G810R) of 1.7, 3, 12, and 21 nM, respectively. PROTAC RET Degrader 1 exhibits potent anti-proliferative activity in cancer cell lines carrying oncogenic RET fusions (such as KIF5B-RET, CCDC6-RET) or mutations (such as RET (C634W)). PROTAC RET Degrader 1 shows significant anti-tumor activity in human tumor xenograft (PDX) mouse models. PROTAC RET Degrader 1 can be used for the study of RET-positive cancers Pink: RET ligand; Blue: CRBN ligand; Black: Linker).

PROTAC PLK1 Degrader-3 (Compound DD-1) is a PLK1 PROTAC degrader based on the N-deglycosylation pathway, with a Kd value of 2.2 μM. The cell penetration ability of PROTAC PLK1 Degrader-3 is limited and a higher concentration is required to achieve significant degradation effects. PROTAC PLK1 Degrader-3 can be used for research on non-small cell lung cancer. (Pink: PLK1 ligand ; Blue: Ligands for E3 Ligase ligand ; Black: linker).

PROTAC MLLT1 Degrader-1 is a PROTAC degrader targeting MLLT1. PROTAC MLLT1 Degrader-1 inhibits AML cell proliferation and viability, suppresses tumor growth in human AML xenograft models, and can block the oncogene transcriptional program. PROTAC MLLT1 Degrader-1 can be used for the research of MLL-rearranged acute myeloid leukemia (AML).

PROTAC mHTT Degrader-1 is a blood-brain barrier-penetrant mutant huntingtin (mHTT) PROTAC degrader. PROTAC mHTT Degrader-1 specifically recognizes pathogenic mHTT aggregates and recruits Cereblon (CRBN), thereby inducing ubiquitination and proteasomal degradation of mHTT. PROTAC mHTT Degrader-1 alleviates mHTT-induced cytotoxicity and neuroinflammation. In the R6/2 Huntington's disease mouse model, PROTAC mHTT Degrader-1 reduces cerebral protein aggregation levels and improves body weight, motor coordination and survival rate of animals. PROTAC mHTT Degrader-1 can be used for research on PROTAC therapies for Huntington's disease and other neurodegenerative diseases. (Pink: Huntingtin ligand ; Blue: Cereblon ligand ; Black: linker ).

PROTAC LRRK2 Degrader-3 (compound 6) is a PROTAC LRRK2 degrader with a DC50 of 0.17 nM. PROTAC LRRK2 Degrader-3 can be used for research in Parkinson’s disease and inflammation. (Pink: LRRK2 ligand ; Blue: Cereblon ligand ; Black: linker ).

PROTAC LRRK2 Degrader-2 is a PROTAC-based degrader targeting LRRK2 with a DC50 of 0.14 nM. PROTAC LRRK2 Degrader-2 recruits LRRK2 or its mutants to the cereblon E3 ubiquitin ligase, thereby mediating the targeted ubiquitination and subsequent proteasomal degradation of LRRK2. PROTAC LRRK2 Degrader-2 can be used in research related to Parkinson's disease.

PROTAC LRRK2 Degrader-1 (compound 18) is a leucine-rich repeat kinase 2 (LRRK2) PROTAC degrader with an IC50 value less than 10 nM. PROTAC LRRK2 Degrader-1 can be used in the research of Parkinson's disease.

PROTAC KAT2A/B degrader-1 is an orally active CRBN-baed histone acetyltransferase KAT2A/KAT2B PROTAC degrader. PROTAC KAT2A/B degrader-1 induces degradation of KAT2A and KAT2B proteins. PROTAC KAT2A/B degrader-1 inhibits proliferation of acute myeloid leukemia and small cell lung cancer cells. PROTAC KAT2A/B degrader-1 can be used for the research of acute myeloid leukemia, small cell lung cance.

PROTAC IKKβ/NR4A1 degrader-1 is a highly efficient and effective dual-PROTAC degrader targeting IKKβ and NR4A1. PROTAC IKKβ/NR4A1 degrader-1 can increase the levels of caspase 3 and cleaved caspase 3 proteins, while the necroptosis marker RIP kinase remained unchanged, indicating that it can induce apoptosis. PROTAC IKKβ/NR4A1 degrader-1 can be used for the study of Acute myeloid leukemia (AML). Red: IKKβ/NR4A1 ligand; Blue: E3 ligase CRBN ligand; Black: Linker. (Pink: Nur77/NR4A1 ligand ; Blue: Cereblon ligand ; Black: linker).

PROTAC HMGCR Degrader-1 is an orally active HMGCR PROTAC degrader with IC50 of 1.32 μM. PROTAC HMGCR Degrader-1 is a lactone prodrug of PROTAC HMGCR Degrader-2. PROTAC HMGCR Degrader-1 achieves high plasma exposure of the active ingredient leading to robust HMGCR degradation and demonstrating promising cholesterol-lowering efficacy in vivo. PROTAC HMGCR Degrader-1 can be used for hyperlipidemia research.

PROTAC HIF-1α degrader-2 is a highly efficient and selective PROTAC degrader targeting HIF-1α. PROTAC HIF-1α degrader-2 promotes HIF-1α degradation via the ubiquitin-proteasome pathway by facilitating the formation of a HIF-1α/VHL ternary complex. PROTAC HIF-1α degrader-2 inhibits HeLa cell proliferation, migration, and colony formation, and induces apoptosis. PROTAC HIF-1α degrader-2 reduces p-MEK and p-AKT expression in the MAPK and PI3K/AKT pathways. PROTAC HIF-1α degrader-2 can be used for the study of cervical cancer. (Pink: HIF-1α ligand ; Blue: VHL ligand ; Black: linker).