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Results for "

chymotrypsin-like activity

" in MedChemExpress (MCE) Product Catalog:

30

Inhibitors & Agonists

3

Fluorescent Dyes

1

Biochemical Assay Reagents

12

Peptides

5

Natural
Products

1

Isotope-Labeled Compounds

1

GMP Molecules

Cat. No. Product Name Target Research Areas Chemical Structure
  • HY-13067
    Celastrol
    60+ Cited Publications

    Tripterine; Tripterin

    		 Proteasome Autophagy Mitophagy Apoptosis Endogenous Metabolite Antibiotic Bacterial Nuclear Hormone Receptor 4A/NR4A Infection Inflammation/Immunology Cancer
    Celastrol (Tripterine;Tripterin) is a proteasome inhibitor which potently and preferentially inhibits the chymotrypsin-like activity of a purified 20S proteasome with IC50 of 2.5 μM. In addition, Celastrol is also an antibiotic with potent antimicrobial activity against standard and clinical methicillin-resistant Staphylococcus aureus (MRSA) strains, inducing oxidative stress and inhibiting DNA synthesis by binding to P5CDH .
    Celastrol
  • HY-13821
    Epoxomicin
    20+ Cited Publications

    BU-4061T

    		 Proteasome Apoptosis Inflammation/Immunology Cancer
    Epoxomicin (BU-4061T) is an epoxyketone-containing natural product and a potent, selective and irreversible proteasome inhibitor. Epoxomicin covalently binds to the LMP7, X, MECL1, and Z catalytic subunits of the proteasome and potently inhibits primarily the chymotrypsin-like activity. Epoxomicin can cross the blood-brain barrier. Epoxomicin has strongly antitumor and anti-inflammatory activity .
    Epoxomicin
  • HY-13817
    IU1
    20+ Cited Publications

    		 Deubiquitinase Autophagy Apoptosis Cardiovascular Disease Neurological Disease Endocrinology Cancer
    IU1 is a selective, reversible USP14 inhibitor with an IC50 of 4-5 μM. IU1 binds USP14’s catalytic cleft to block deubiquitinase activity. IU1 induces calpain-dependent Tau cleavage, causes ATP deficits, reduces E1~Ub thioester levels and 26S proteasome assembly. IU1 enhances 26S proteasome chymotrypsin-like activity, modulates LC3B-dependent autophagy flux, reduces cancer cell proliferation and migration, and blocks G0/G1 to S phase cell cycle transition in follicular thyroid cancer cells. IU1 activates autophagy-lysosomal and ubiquitin-proteasome pathways, triggers apoptosis, and reduces cervical cancer cell growth. IU1 enhances degradation of proteasome substrates linked to neurodegenerative disease, accelerates oxidized protein degradation, and increases oxidative stress resistance. IU1 can be used for the research of Alzheimer’s disease, follicular thyroid cancer, ischemic stroke, cervical cancer, and neurodegenerative disease .
    IU1
  • HY-10454
    Delanzomib
    4 Publications Verification

    CEP-18770

    		 Proteasome NF-κB Apoptosis Cancer
    Delanzomib (CEP-18770) is a potent and orally active chymotrypsin-like activity of the proteasome inhibitor with an IC50 of 3.8 nM. Delanzomib inhibits NF-κB activity, induces cancer cell apoptotic, and has strong antiangiogenic and anti-cancer activities .
    Delanzomib
  • HY-108552
    MG-115
    1 Publications Verification

    		 Proteasome Apoptosis Cancer
    MG-115 is a potent and reversible proteasome inhibitor, with Kis of 21 nM and 35 nM for 20S and 26S proteasome, respectively. MG-115 specifically inhibit the chymotrypsin-like activity of the proteasome, induces p53-dependent apoptosis .
    MG-115
  • HY-B0961
    Merbromin

    Mercury dibromofluorescein disodium salt; ZP1

    		 Flavivirus Proteasome Others
    Merbromin is a mixed inhibitor of the 3-chymotrypsin-like protease (3CLpro) of SARS-CoV-2, with an IC50 of 2.7 μM. Merbromin effectively inhibits the replication of the Zika virus (ZIKV) and shows anti-ZIKV activity by inhibiting ZIKVpro. Merbromin can also be used as a topical disinfectant for cuts and scrapes, and it serves as a biological dye .
    Merbromin
  • HY-18741
    VR23
    1 Publications Verification

    		 Proteasome Apoptosis Metabolic Disease Cancer
    VR23 is a small molecule that potently inhibits the activities of trypsin-like proteasomes (IC50=1 nM), chymotrypsin-like proteasomes (IC50=50-100 nM), and caspase-like proteasomes (IC50=3 μM).
    VR23
  • HY-P11306
    Biotin-(Oaa)3-epoxomicin

    		Proteasome NF-κB Inflammation/Immunology
    Biotin-(Oaa)3-epoxomicin is a biotin-labeled form of Epoxomicin (HY-13821), prepared by conjugating Epoxomicin with biotin via three hydrophilic oxaacetyl amino acid (Oaa) linkers. Biotin-(Oaa)3-epoxomicin is primarily used in proteomic studies for the capture, identification and target validation of proteasome complexes, to determine the intracellular targets of epoxomicin. Epoxomicin acts as a proteasome inhibitor and NF-κB inhibitor, which effectively blocks inflammatory responses in mouse ear edema assays. It inhibits proteasome activity via covalent binding to catalytic subunits including LMP7, X, MECL1 and Z, with the strongest inhibitory effect on chymotrypsin-like activity, and does not interfere with non-proteasomal proteases such as trypsin and papain .
    Biotin-(Oaa)3-epoxomicin
  • HY-148073
    MeO-Succ-Arg-Pro-Tyr-AMC TFA

    		Fluorescent Dye Ser/Thr Protease Others
    MeO-Succ-Arg-Pro-Tyr-AMC TFA is a fluorogenic peptide substrate for chymotrypsin-like proteases that detects protease activity . (measured at 460 nm)
    MeO-Succ-Arg-Pro-Tyr-AMC TFA
  • HY-P3414A
    Proteasome-activating peptide 1 TFA
    3 Publications Verification

    		 Proteasome Neurological Disease
    Proteasome-activating peptide 1 TFA is a peptide and a potent proteasome activator. Proteasome-activating peptide 1 TFA increases the chymotrypsin-like proteasomal catalytic activity and, consequently, proteolytic rates both in vitro and in culture. Proteasome-activating peptide 1 TFA prevents protein aggregation in a cellular model of amyotrophic lateral sclerosis .
    Proteasome-activating peptide 1 TFA
  • HY-13067R
    Celastrol (Standard)

    Tripterine (Standard); Tripterin (Standard)

    		 Reference Standards Proteasome Autophagy Mitophagy Apoptosis Endogenous Metabolite Inflammation/Immunology Cancer
    Celastrol (Standard) is the analytical standard of Celastrol. This product is intended for research and analytical applications. Celastrol (Tripterine;Tripterin) is a proteasome inhibitor which potently and preferentially inhibits the chymotrypsin-like activity of a purified 20S proteasome with IC50 of 2.5 μM.
    Celastrol (Standard)
  • HY-107412
    Proteasome inhibitor IX

    PS-IX; AM114

    		 Proteasome Cancer
    Proteasome inhibitor IX (PS-IX; AM114) is a Chalcone derivative and a chymotrypsin-like activity of the 20S proteasome inhibitor with an IC50 value of ~1 μM. Proteasome inhibitor IX exhibits HCT116 p53 +/+ cells growth inhibitory activity with an IC50 value of 1.49 μM. Proteasome inhibitor IX has potent anticancer activity .
    Proteasome inhibitor IX
  • HY-129867
    Z-Leu-Leu-Leu-AMC

    Z-LLL-AMC

    		 Proteasome Others
    Z-Leu-Leu-Leu-AMC is a fluorogenic substrate for measuring the chymotrypsin-like protease activity of the 20S proteasome .
    Z-Leu-Leu-Leu-AMC
  • HY-150226
    Enzyme-IN-1

    		Proteasome Inflammation/Immunology
    Enzyme-IN-1 (compound 1) is a peptide-based inhibitor of N-terminal nucleophile (Ntn) hydrolases. Specifically, Enzyme-IN-1 inhibits the chymotrypsin-like activity (CT-L) of the 20S proteasome. Enzyme-IN-1 may has potential antiinflammatory properties .
    Enzyme-IN-1
  • HY-P2483B
    Octaarginine acetate

    		Bacterial Proteasome Infection Inflammation/Immunology Cancer
    Octaarginine acetate is a cell-penetrating peptide and proteasome inhibitor. Octaarginine acetate exhibits mixed-type inhibition against 20S proteasome chymotrypsin-like, caspase-like, and trypsin-like activities, and inhibits 26S proteasome activity with decreased efficiency. Octaarginine acetate induces ubiquitin-conjugated protein accumulation, mediates HSPG-dependent cellular internalization via macropinocytosis, enhances liposomal cargo uptake and gene delivery. Octaarginine acetate can be used for the research of cervix carcinoma, collagen antibody-induced arthritis, and bacterial infections .
    Octaarginine acetate
  • HY-P2483
    Octaarginine

    		Proteasome Bacterial Infection Inflammation/Immunology Cancer
    Octaarginine is a cell-penetrating peptide and proteasome inhibitor. Octaarginine exhibits mixed-type inhibition against 20S proteasome chymotrypsin-like, caspase-like, and trypsin-like activities, and inhibits 26S proteasome activity with decreased efficiency. Octaarginine induces ubiquitin-conjugated protein accumulation, mediates HSPG-dependent cellular internalization via macropinocytosis, enhances liposomal cargo uptake and gene delivery. Octaarginine can be used for the research of cervix carcinoma, collagen antibody-induced arthritis, and bacterial infections .
    Octaarginine
  • HY-P3414
    Proteasome-activating peptide 1

    		Proteasome Neurological Disease
    Proteasome-activating peptide 1 is a peptide, which increases the chymotrypsin-like proteasomal catalytic activity and, consequently, proteolytic rates both in vitro and in culture. Proteasome-activating peptide 1 prevents protein aggregation in a cellular model of amyotrophic lateral sclerosis .
    Proteasome-activating peptide 1
  • HY-127102
    GSK3494245

    DDD01305143​

    		 Parasite Proteasome Infection
    GSK3494245 (DDD01305143) is a potent, orally active, and selective inhibitor of the chymotrypsin-like activity of the parasite proteasome binding in a site sandwiched between the β4 and β5 subunits (IC50=0.16 μM for WT L. donovani proteasomes). GSK3494245 moderately inhibits chymotrypsin-like activity of human proteasome (IC50: purified 26S=13 µM; enriched THP-1 extracts IC50=40µM). GSK3494245 exhibits attractive biological and biosafety properties .
    GSK3494245
  • HY-100397
    Elastatinal

    		Elastase Inflammation/Immunology
    Elastatinal is a potent and competitive inhibitor of elastase, with a Ki of 0.21 μM. Elastatinal more potently inhibits pancreatic elastase versus leucocyte elastase. Elastatinal shows no activity on human leucocyte chymotrypsin-like protease .
    Elastatinal
  • HY-13067G
    Celastrol

    Tripterine; Tripterin

    		 Endogenous Metabolite Proteasome Antibiotic Apoptosis Bacterial Autophagy Mitophagy Infection Inflammation/Immunology Cancer
    Celastrol (GMP) (Tripterine (GMP)) is Celastrol (HY-10227) produced by using GMP guidelines. GMP small molecules works appropriately as an auxiliary reagent for cell therapy manufacture. Celastrol (Tripterine;Tripterin) is a proteasome inhibitor which potently and preferentially inhibits the chymotrypsin-like activity of a purified 20S proteasome with IC50 of 2.5 μM. In addition, Celastrol is also an antibiotic with potent antimicrobial activity against standard and clinical methicillin-resistant Staphylococcus aureus (MRSA) strains, inducing oxidative stress and inhibiting DNA synthesis by binding to P5CDH .
    Celastrol
  • HY-P4291
    Z-Leu-Leu-Tyr-COCHO

    		Proteasome Others
    Z-Leu-Leu-Tyr-COCHO is a potent chymotrypsin-like activity inhibitor with a Ki value of 3.0 nM .
    Z-Leu-Leu-Tyr-COCHO
  • HY-138096
    Z-LLF-CHO

    Z-Leu-Leu-Phe-CHO

    		 Proteasome Cancer
    Z-LLF-CHO (Z-Leu-Leu-Phe-CHO) is a potent inhibitor of the chymotrypsin-like activity of the pituitary multicatalytic proteinase complex (Ki = 460 nM). Z-LLF-CHO is also a NF-κB nuclear translocation inhibitor .
    Z-LLF-CHO
  • HY-P10007
    Z-Gly-Pro-Phe-Leu-CHO

    Z-GPFL-CHO

    		 Proteasome Cancer
    Z-Gly-Pro-Phe-Leu-CHO (Z-GPFL-CHO) is a tetrapeptide aldehyde that acts as a highly selective and potent proteasomal inhibitor (Ki = 1.5 µM for branched chain amino acid preferring, 2.3 µM for small neutral amino acid preferring, and 40.5 µM for chymotrypsin-like activities; IC50 = 3.1 µM for peptidyl-glutamyl peptide hydrolyzing activity) .
    Z-Gly-Pro-Phe-Leu-CHO
  • HY-W720448
    VR23-d8

    		Isotope-Labeled Compounds Proteasome Apoptosis Metabolic Disease
    VR23-d8 is the deuterium labeled VR23 (HY-18741). VR23 is a small molecule that potently inhibits the activities of trypsin-like proteasomes (IC50=1 nM), chymotrypsin-like proteasomes (IC50=50-100 nM), and caspase-like proteasomes (IC50=3 μM).
    VR23-d8
  • HY-W614623
    (S)-ML188

    		Virus Protease SARS-CoV Infection
    (S)-ML188 is a SARS-CoV 3-chymotrypsin-like protease (3CLpro) inhibitor (IC50: 1.5 μM). (S)-ML188 has antiviral activity with an EC50 value of 12.9 μM against SARS-CoV. (S)-ML188 inhibits the activity of 3CLpro via non-covalent binding and can be used in the study of SARS-CoV .
    (S)-ML188
  • HY-129407
    AAF-CMK TFA

    Ala-ala-phe-chloromethylketone tfa; N-Ala-Ala-Phe-CMK; Tripeptidyl Peptidase inhibitor II

    		 Proteasome Infection
    AAF-CMK TFA (Ala-ala-phe-chloromethylketone tfa; N-Ala-Ala-Phe-CMK) is a subtilisin-type serine peptidase that removes tripeptides from the free NH2 termini of oligopeptides. AAF-CMK TFA is an irreversible inhibitor of TPPII and is typically used at concentrations of 10-100 μM. It does not significantly interfere with the chymotrypsin-like activity of the proteasome. AAF-CMK also inhibits bleomycin hydrolase and puromycin-sensitive aminopeptidase when used at a concentration of 50 μM.
    AAF-CMK TFA
  • HY-P2483A
    Octaarginine TFA

    		Proteasome Bacterial Infection Neurological Disease Cancer
    Octaarginine TFA is a cell-penetrating peptide and proteasome inhibitor. Octaarginine TFA exhibits mixed-type inhibition against 20S proteasome chymotrypsin-like, caspase-like, and trypsin-like activities, and inhibits 26S proteasome activity with decreased efficiency. Octaarginine TFA induces ubiquitin-conjugated protein accumulation, mediates HSPG-dependent cellular internalization via macropinocytosis, enhances liposomal cargo uptake and gene delivery. Octaarginine TFA can be used for the research of cervix carcinoma, collagen antibody-induced arthritis, and bacterial infections .
    Octaarginine TFA
  • HY-N15365
    Antcin B

    		Virus Protease SARS-CoV Infection
    Antcin B is a SARS-CoV-2 3-chymotrypsin-like protease (3CL Pro) inhibitor. Antcin B binds to multiple key amino acid residues of 3CL Pro(such as Leu141, Asn142, Glu166, His163, etc.) through hydrogen bonds, salt bridges, and hydrophobic interactions, thereby inhibiting the activity of 3CL Pro, blocking the cleavage process of viral polyproteins, and suppressing the replication of the SARS-CoV-2 virus in host cells. Antcin B is promising for research of COVID-19 .
    Antcin B
  • HY-W051530
    8-Methoxyquinoline

    		Drug Derivative Cancer

    8-Methoxyquinoline is a structural analogue of 8-hydroxyquinoline (HY-B1005). 8-Methoxyquinoline does not bind copper. 8-Methoxyquinoline could neither inhibit the chymotrypsin-like activity of the proteasome in breast cancer cell cultures nor induce cancer cell death. 8-Methoxyquinoline can be used in the research of breast cancer .
    8-Methoxyquinoline
  • HY-107412R
    Proteasome inhibitor IX (Standard)

    PS-IX (Standard); AM114 (Standard)

    		 Reference Standards Proteasome Cancer
    Proteasome inhibitor IX (Standard) is the analytical standard of Proteasome inhibitor IX (HY-107412). This product is intended for research and analytical applications. Proteasome inhibitor IX (PS-IX; AM114) is a Chalcone derivative and a chymotrypsin-like activity of the 20S proteasome inhibitor with an IC50 value of ~1 μM. Proteasome inhibitor IX exhibits HCT116 p53+/+ cells growth inhibitory activity with an IC50 value of 1.49 μM. Proteasome inhibitor IX has potent anticancer activity .
    Proteasome inhibitor IX (Standard)

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