VPC285785 is an orally active SARS-CoV-2 main protease inhibitor with an IC50 of 0.8 μM and a Kd of 2.7 μM. VPC285785 functionally inhibits the viral main protease-mediated processing of viral polyprotein precursors required for viral replication. VPC285785 reduces viral loads in the liver, brain and spleen tissues of MHV-infected mice. VPC285785 is applicable to the research of coronavirus infections.

VP1 ligand-1 (Scheme 1 A 1) is a VP1 ligand. VP1 ligand-1 acts as a ligand for target protein for PROTAC (Ligands for Target Protein for PROTAC) and is used for the development and design of PROTAC-based VP1 degraders, such as Jun15702. VP1 ligand-1 is applicable to EV-D68 infection research.

VKT-17-P4-23 is a blood-brain barrier-permeable DksA inhibitor. DksA is a highly conserved transcriptional regulator in Gram-negative bacteria, with a Kd of 124 μM. Through the DksA-regulated, SPI-2-dependent survival pathway, VKT-17-P4-23 exhibits antibacterial activity against both planktonic and intracellular pathogens such as Salmonella, and also effectively combats persistent bacteria that are difficult to eliminate. VKT-17-P4-23 can be used in studies of Salmonella infection.

VHR-IN-8 (Compound SA8) is a selective vaccinia H1-related (VHR) phosphatase inhibitor with an IC50 of 2.4 μM. VHR-IN-8 can be used for the research of cervical cancer.

VHR-IN-6 is a selective vaccinia H1-related (VHR) phosphatase inhibitor with an IC50 of 74 nM. VHR-IN-6 shows very weaker inhibitory activity against MKP-1 (IC50 = 0.52 μM), CD45 (IC50 = 0.50 μM), Cdc25A (IC50 = 2.8 μM), PTP1B (IC50 = 0.42 μM), and HePTP (IC50 = 0.87 μM). VHR-IN-6 inhibits the proliferation of HeLa cells. VHR-IN-6 can be used for the research of cervical cancer.

VHR-IN-4 (Compound SA7) is a selective vaccinia H1-related (VHR) phosphatase inhibitor with an IC50 of 1.8 μM. VHR-IN-4 can be used for the research of cervical cancer.

VHR-IN-3 (Compound 1) is a selective vaccinia H1-related (VHR) phosphatase inhibitor with a Ki of 0.81 μM. VHR-IN-3 mimics the phosphate group through the sulfonic acid group and competitively binds to the catalytic active center of VHR. VHR-IN-3 can be used for the research of cervical cancer.

VHR-IN-2 (Compound SA9) is a selective vaccinia H1-related (VHR) phosphatase inhibitor with an IC50 of 3.1 μM. VHR-IN-2 can be used for the research of cervical cancer.

VHL Ligand 39 is a conjugate of an E3 ligase ligand, serving as a key intermediate in the synthesis of complete PROTAC molecules.

VEGFR2/HDAC-IN-1 is a dual selective enzymatic inhibitor of VEGFR2 kinase and HDAC6 with oral activity. VEGFR2/HDAC-IN-1 has an IC50 of 19.19 nM for VEGFR2 and 0.165 μM for HDAC6. VEGFR2/HDAC-IN-1 increases α-tubulin acetylation, exerts antiproliferative effects, inhibits tumor growth, and exhibits antiangiogenic activity. VEGFR2/HDAC-IN-1 can be used for the research of colorectal carcinoma and hepatocellular carcinoma.

VEGFR-2/c-Met/EGFR-IN-1 is a VEGFR-2/c-Met/EGFR inhibitor with IC50 values of 0.014 μM, 0.072 μM, and 0.94 μM, respectively. c-Met-IN-27 inhibits neovascularization in the chick chorioallantoic membrane (CAM) assay and exhibits in vivo anti-angiogenic activity. c-Met-IN-27 can be used in angiogenesis-related research.

Valyllysine (Val-Lys) is a renoprotective peptide. Valyllysine can be found in G. chorda soluble proteins following hydrolysis by thermolysin. Valyllysine effectively ameliorates pathological renal injury.

Val-Cit-Exatecan is a peptide-linked anti-tumor payload that can be used for the synthesis of antibody-drug conjugates (ADC). Val-Cit-Exatecan consists of DNA TopI inhibitor Exatecan and a cathepsin-cleavable ADC linker (valine-citrulline). Val-Cit-Exatecan can be used in the research of colorectal cancer, gastric cancer, breast cancer, non-small cell lung cancer, ovarian cancer, head and neck cancer, pancreatic cancer, cervical cancer, and melanoma.

VA-111913 (VT-913) is a vasopressin receptor V1A antagonist (Ki = 1.74 nM). VA-111913 reduces uterine contractions and improves uterine blood flow by inhibiting vasopressin, thereby alleviating dysmenorrhea. VA-111913 can be used for research on menstrual pain.

V11294 is a phosphodiesterase 4 (PDE4) inhibitor with a Ki value of 436 nM against human lung PDE4. V11294 exhibits anti-inflammation activity.

USP1-IN-16 is a USP1 inhibitor with an USP1-UAF1 IC50 value of 0.002 μM. USP1-IN-16 can be used in the research of USP1-related malignancies.

USP1-IN-14 (compound 27) is a ubiquitin-specific protease 1 (USP1) inhibitor with an IC50 of 0.001 µM. USP1-IN-14 can be used for USP1-related cancers, autoimmune and inflammatory disorders research.

Usistapide (JNJ-16269110) is a microsomal triglyceride transfer protein (MTP) inhibitor. Usistapide is promising for research of obesity.

UDP-α-sulfoquinovose is a nucleoside metabolite.

UDP-N-acetylmuramoyl-L-alanyl-D-glutamyl-6-carboxy-L-lysyl-D-alanyl-D-alanine is a nucleoside metabolite.

UDP-Mannose exists in mouse brain, especially hypothalamus and neocortex at a higher concentration compared to other organs. UDP-Mannose regulates glycosylation, in particular mannosylation in specific organs or conditions. UDP-Mannose can be used as a substrate for structural study of glycosyltransferase.

UDP-2-alkyne-GlcNAc (Compound 3) is a UDP-GlcNAc derivative. UDP-2-alkyne-GlcNAc can be used for the remodeling of cell surface glycans.

UCM-A86 is a selective positive allosteric modulator of GluN1/GluN3 NMDA receptors with EC50 values of 21 µM and 19 µM at GluN1/GluN3A and GluN1/GluN3B receptors, respectively. UCM-A86 selectively potentiates responses from GluN1/GluN3A/B over GluN1/GluN2A-D receptors. UCM-A86 can be used in the research of central nervous system diseases.

UAWJ-247 is a potent and reversible SARS-CoV-2 main protease (Mpro) inhibitor with an IC50 of 0.042 μM and a Ki of 0.035 μM. UAWJ-247 can be used for the research of covid-19.

UAB116 is a Liver X Receptor (LXR)/Retinoid X Receptor (RXR) agonist. UAB116 can decreases metastatic phenotype in hepatoblastoma by inhibiting the Wnt/β-Catenin pathway via upregulation of TRIM29. UAB116 can reduce proliferation, stemness and invasiveness of metastatic hepatoblastoma cells.

UA2239 is an antimalarial agent and acyclic nucleoside phosphonate. UA2239 disrupts the essential cGMP-dependent egress pathway by decreasing cGMP levels. UA2239 targets guanylyl cyclase α. UA2239 demonstrates rapid and irreversible inhibitory effects on Plasmodium parasites.

U 88204 is a potent HIV-1 reverse transcriptase (RT) inhibitor with an IC50 of 0.25 μM. U 88204 blocks HIV-1 replication in infected cells. U 88204 can be used for the research on HIV-infection and of acquired immunodeficiency syndrome (AIDs).

Tyrosine kinase-IN-11 (Compound 4b) is a tyrosine kinase inhibitor. Tyrosine kinase-IN-11 decreases general tyrosine kinase activity, selectively inhibits PDGFR-β, SRC, and c-MET kinases. Tyrosine kinase-IN-11 induces apoptosis, accompanied by reduced ERK signalings. Tyrosine kinase-IN-11 exhibits selective anticancer activity against pancreatic cancer and renal cancer.

Tyrosinase-IN-50 (Compound 14) is a Tyrosinase inhibitor (with a Tyrosinase IC50 of 0.06 μM in MNT-1 cells and a Tyrosinase IC50 of 0.16 μM in B16-F10 cells). Tyrosinase-IN-50 inhibits melanogenesis in multiple cell types. Tyrosinase-IN-50 can be used for the research of hyperpigmentation-related diseases.

Tyk2-IN-23 is a potent, orally active, selective TYK2 inhibitor (IC50 = 18 nM), exhibiting more than > 70-fold selectivity over JAK1/2/3 isoforms. Tyk2-IN-23 potently inhibits p-STAT3 in TYK2-dependent signaling activated by IFN-α and IL-10. Tyk2-IN-23 potently inhibits IFN-α-induced STAT1 phosphorylation in H9 cells. Tyk2-IN-23 can be used for the study of alopecia areata and allergic Rhinitis.