Protease K

Pathways Recommended:	Metabolic Enzyme/Protease PI3K/Akt/mTOR

By Targets:	Protease Activated Receptor (PAR) (1) Ser/Thr Protease (6) Apoptosis (1) Bacterial (2) Cathepsin (6) CCR (1) Cytochrome P450 (1) Filovirus (1) Fluorescent Dye (1) MALT1 (1) Parasite (2) SARS-CoV (2)
By Research Areas:	Cancer (7) Cardiovascular Disease (3) Infection (8) Inflammation/Immunology (5) Metabolic Disease (2)

Targets Recommended: Virus Protease HCV Protease HIV Protease Protease Activated Receptor (PAR) Ser/Thr Protease ClpP Enteropeptidase

Cat. No.	Product Name	Target	Research Areas	Chemical Structure

HY-108717

Proteinase K 5 Publications Verification Protease K	Ser/Thr Protease	Others
Proteinase K (Protease K) is a nonspecific serine protease that is useful for general digestion of proteins. Proteinase K is active in the presence of SDS or urea and over a wide range of pH (4-12), salt concentrations, and temperatures. Proteinase K can be use for promoting methods of viral nucleic acid extraction, and detection .

HY-Y0241

2-Cyanopyrimidine	Cathepsin	Metabolic Disease
2-Cyanopyrimidine is a potent and non-selective *cysteine protease* cathepsin K inhibitor with an IC₅₀** of 170 nM. 2-Cyanopyrimidine is used for osteoporos .

HY-143714

Cathepsin K inhibitor 2	Cathepsin	Inflammation/Immunology
Cathepsin K inhibitor 2 is a potent inhibitor of cathepsin K. Cathepsin K, Cat K is a cysteine protease expressed under the control of CTSK gene and closely related to osteoporosis, whose main function is to hydrolyze collagen. Cathepsin K inhibitor 2 has the potential for the research of osteoarthfitis (extracted from patent WO2021147882A1, compound 78) .

HY-N4332

Rivulariapeptolides 1121	Ser/Thr Protease	Infection Cancer
Rivulariapeptolides 1121 is a high potent and selective serine protease inhibitor with IC₅₀ values of 35.52 nM, 13.24 nM and 48.05 nM for chymotrypsin, elastase and proteinase K, respectively .

HY-N4331

Rivulariapeptolides 1185	Ser/Thr Protease	Infection Cancer
Rivulariapeptolides 1185 is a high potent and selective serine protease inhibitor with IC₅₀ values of 13.17 nM, 23.59 nM and 55.26 nM for chymotrypsin, elastase and proteinase K, respectively .

HY-N4333

Rivulariapeptolides 988	Ser/Thr Protease	Infection Cancer
Rivulariapeptolides 988 is a high potent and selective serine protease inhibitor with IC₅₀ values of 95.46 nM, 15.29 nM and 85.50 nM for chymotrypsin, elastase and proteinase K, respectively .

HY-119293

K777 1 Publications Verification	Cathepsin CCR Cytochrome P450 Parasite SARS-CoV Filovirus	Infection Cancer
K777 is a potent, orally active and irreversible cysteine protease inhibitor. K777 is also a potent CYP3A4 inhibitor with an IC₅₀ of 60 nM and a selective CCR4 antagonist featuring the potent chemotaxis inhibition. K777 irreversibly inhibits Cruzain, the major cysteine protease of Trypansoma cruzi, and cathepsins B and L. K777 is a broad-spectrum antiviral by targeting cathepsin-mediated cell entry. K777 inhibits SARS-CoV and EBOV pseudovirus entry with IC₅₀ values of 0.68 nM and 0.87 nM, respectively .

HY-143315

Protease-Activated Receptor-1 antagonist 3	Protease Activated Receptor (PAR)	Cardiovascular Disease
Protease-Activated Receptor-1 antagonist 3 is a potent protease-activated receptor-1 antagonist with an IC₅₀ value of 7 nM. Protease-Activated Receptor-1 antagonist 3 shows binding affinity for hERG K ⁺ channel with an IC₅₀ value of 9 µM .

HY-P3150

Recombinant Proteinase K	Ser/Thr Protease	Others
Recombinant Proteinase K is a serine protease that cleaves the carboxy-terminated peptide bonds of aliphatic and aromatic amino acids. Recombinant Proteinase K can be used to digest proteins and remove contamination from nucleic acid preparations .

HY-155130

Antimalarial agent 31

Parasite Infection

Antimalarial agent 31 (compound 7k) is an orally active Plasmodium falciparum aspartic protease plasmepsin X (PMX) inhibitor .

Antimalarial agent 31	Parasite	Infection
Antimalarial agent 31 (compound 7k) is an orally active Plasmodium falciparum aspartic protease plasmepsin X (PMX) inhibitor .

HY-144063

INSCoV-600K(1)	SARS-CoV	Infection
INSCoV-600K(1) is a potent inhibitor of M ^pro (3CL ^pro). Proteases (PL ^pro and 3CL ^pro) are involved with transcription and replication of the virus. INSCoV-600K(1) has the potential for the research of SARS-CoV-2 infection (extracted from patent WO2021219089A1) .

HY-N4330

Rivulariapeptolides 1155	Ser/Thr Protease	Metabolic Disease
Rivulariapeptolides 1155 is a potent serine protease inhibitor with IC₅₀s of 41.84, 4.94, 56.54 nM for chymotrypsin, elastase, prpteinase K, respectively .

HY-P5924

L-K6L9	Bacterial	Infection
L-K6L9 shows antimicrobial and antibiofilm activities against P. aeruginosa from cystic fibrosis patients. L-K6L9 is stable and resistant to degradation by cystic fibrosis sputum proteases and will not induce bacterial resistance .

HY-P5924A

D-K6L9	Bacterial	Infection
D-K6L9 shows antimicrobial and antibiofilm activities against P. aeruginosa from cystic fibrosis patients. D-K6L9 is stable and resistant to degradation by cystic fibrosis sputum proteases and will not induce bacterial resistance .

HY-P2628

Dabcyl-YVADAPV-EDANS	Fluorescent Dye	Others
Dabcyl-YVADAPV-EDANS is a fluorogenic interleukin-1β converting enzyme (ICE) substrate for measuring ICE-like protease activity. Dabcyl-YVADAPV-EDANS detects fluorescence at 360 nm excitation and 480 nm emission wavelengths. ICE-like protease is a critical mediator of K ⁺ deprivation-induced apoptosis of cerebellar granule neurons .

HY-144812

Gü1303	Cathepsin	Inflammation/Immunology Cancer
Gü1303 is a potent, reversible, slow-binding cathepsin K (CatK) inhibitor with a K_i of 0.91 nM for mature CatK (mCatK). Gü1303 suppresses the autocatalytic activation of the cathepsin K zymogen .

HY-144813

Gü2602	Cathepsin	Inflammation/Immunology Cancer
Gü2602 is a potent, reversible cathepsin K (CatK) inhibitor with a K_i of 0.013 nM for mature CatK (mCatK). Gü2602 suppresses the autocatalytic activation of the cathepsin K zymogen .

HY-162268

MALT1-IN-13	MALT1 Apoptosis	Inflammation/Immunology Cancer
MALT1-IN-13 (compound 10m) is inhibitor for mucosa-associated lymphoid tissue lymphoma translocation protein 1 (MALT1), which to binds MALT1 protease covalently and irreversibly, inhibits MALT1 with the IC₅₀ of 1.7 μM. MALT1-IN-13 inhibits proliferation against ABC-DLBCL and induces apoptosis in ABC-DLBCL HBL1. MALT1-IN-13 regulates mTOR and PI3K-Akt pathways .

HY-146584

Cathepsin C-IN-5	Cathepsin	Inflammation/Immunology
Cathepsin C-IN-5 (compound SF38) is a potent, selective and orally active Cathepsin C inhibitor with IC₅₀s of 59.9 nM, 4.26 µM, >5 µM, >5 µM, >5 µM for Cat C, Cat L, Cat S, Cat B, Cat K, respectively. Cathepsin C-IN-5 inhibits the Cat C activity in bone marrow and blood. Cathepsin C-IN-5 decreases the activation of NSPs (neutrophil serine proteases). Cathepsin C-IN-5 shows anti-inflammatory activity .

Cat. No.	Product Name	Type

HY-P2628

Dabcyl-YVADAPV-EDANS	Fluorescent Dyes/Probes
Dabcyl-YVADAPV-EDANS is a fluorogenic interleukin-1β converting enzyme (ICE) substrate for measuring ICE-like protease activity. Dabcyl-YVADAPV-EDANS detects fluorescence at 360 nm excitation and 480 nm emission wavelengths. ICE-like protease is a critical mediator of K ⁺ deprivation-induced apoptosis of cerebellar granule neurons .

Cat. No.	Product Name	Type

HY-108717

Proteinase K 5 Publications Verification Protease K	Biochemical Assay Reagents
Proteinase K (Protease K) is a nonspecific serine protease that is useful for general digestion of proteins. Proteinase K is active in the presence of SDS or urea and over a wide range of pH (4-12), salt concentrations, and temperatures. Proteinase K can be use for promoting methods of viral nucleic acid extraction, and detection .

Cat. No.	Product Name	Target	Research Area

HY-P1918

Activated Protein C (390-404), human 4 Publications Verification	Peptides	Cardiovascular Disease
Activated Protein C (390-404), human is a peptide of the activated protein C (a vitamin K-dependent serine protease), potently inhibits APC anticoagulant activity .

HY-P5924

L-K6L9	Bacterial	Infection
L-K6L9 shows antimicrobial and antibiofilm activities against P. aeruginosa from cystic fibrosis patients. L-K6L9 is stable and resistant to degradation by cystic fibrosis sputum proteases and will not induce bacterial resistance .

HY-P5924A

D-K6L9	Bacterial	Infection
D-K6L9 shows antimicrobial and antibiofilm activities against P. aeruginosa from cystic fibrosis patients. D-K6L9 is stable and resistant to degradation by cystic fibrosis sputum proteases and will not induce bacterial resistance .

HY-P1918A

Activated Protein C (390-404), human TFA	Peptides	Cardiovascular Disease
Activated Protein C (390-404), human TFA, a peptide of the activated protein C (a vitamin K-dependent serine protease), potently inhibits APC anticoagulant activity .

HY-P2628

Dabcyl-YVADAPV-EDANS	Fluorescent Dye	Others
Dabcyl-YVADAPV-EDANS is a fluorogenic interleukin-1β converting enzyme (ICE) substrate for measuring ICE-like protease activity. Dabcyl-YVADAPV-EDANS detects fluorescence at 360 nm excitation and 480 nm emission wavelengths. ICE-like protease is a critical mediator of K ⁺ deprivation-induced apoptosis of cerebellar granule neurons .

HY-P5377

Abz-HPGGPQ-EDDnp Cathepsin K substrate	Peptides	Others
Abz-HPGGPQ-EDDnp (Cathepsin K substrate) is a biological active peptide. (Cathepsins are a class of globular lysosomal proteases, playing a vital role in mammalian cellular turnover. They degrade polypeptides and are distinguished by their substrate specificities. Cathepsin K is the lysosomal cysteine protease involved in bone remodeling and resorption. It has potential as a drug target in autoimmune diseases and osteoporosis.This FRET peptide can be used to monitor selectively cathepsin K activity in physiological fluids and cell lysates. Abz-HPGGPQ-EDDnp [where Abz represents o-aminobenzoic acid and EDDnp represents N -(2, 4-dinitrophenyl)-ethylenediamine], a substrate initially developed for trypanosomal enzymes, is efficiently cleaved at the Gly-Gly bond by cathepsin K. This peptide is resistant to hydrolysis by cathepsins B, F, H, L, S and V, Ex/Em=340 nm/420 nm.)

Cat. No.	Product Name	Category	Target	Chemical Structure

HY-N4332

Rivulariapeptolides 1121	Natural Products Microorganisms Source classification	Ser/Thr Protease
Rivulariapeptolides 1121 is a high potent and selective serine protease inhibitor with IC₅₀ values of 35.52 nM, 13.24 nM and 48.05 nM for chymotrypsin, elastase and proteinase K, respectively .

HY-N4331

Rivulariapeptolides 1185	Natural Products Microorganisms Source classification	Ser/Thr Protease
Rivulariapeptolides 1185 is a high potent and selective serine protease inhibitor with IC₅₀ values of 13.17 nM, 23.59 nM and 55.26 nM for chymotrypsin, elastase and proteinase K, respectively .

HY-N4333

Rivulariapeptolides 988	Natural Products Microorganisms Source classification	Ser/Thr Protease
Rivulariapeptolides 988 is a high potent and selective serine protease inhibitor with IC₅₀ values of 95.46 nM, 15.29 nM and 85.50 nM for chymotrypsin, elastase and proteinase K, respectively .

HY-N4330

Rivulariapeptolides 1155	Natural Products Microorganisms Source classification	Ser/Thr Protease
Rivulariapeptolides 1155 is a potent serine protease inhibitor with IC₅₀s of 41.84, 4.94, 56.54 nM for chymotrypsin, elastase, prpteinase K, respectively .

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