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Results for "

Val-Leu

" in MedChemExpress (MCE) Product Catalog:

By Targets:	Bacterial (2) Biochemical Assay Reagents (2) Cathepsin (1) Fluorescent Dye (8) Kallikrein (1) PAI-1 (4) Ser/Thr Protease (1)
By Research Areas:	Cancer (1) Cardiovascular Disease (1) Infection (2)

Inhibitors & Agonists

Fluorescent Dyes

Peptides

Cat. No.	Product Name	Target	Research Areas	Chemical Structure

HY-131409

*D-Val-Leu-Lys-pNA dihydrochloride* D-Val-Leu-Lys-p-itoailide dihydrochloride; D-VLK-pNA dihydrochloride; S 2251 dihydrochloride	Fluorescent Dye	Others
D-Val-Leu-Lys-pNA (D-Val-Leu-Lys-p-nitroanilide) dihydrochloride is a chromogenic peptide substrate that serves as a characteristic substrate for plasmin and plasminogen. D-Val-Leu-Lys-pNA dihydrochloride acts as a sensitive substrate for the DFE27 serine protease derived from Bacillus subtilis DC27. Catalyzed by plasmin, D-Val-Leu-Lys-pNA dihydrochloride binds and hydrolyzes to release p-nitroaniline (pNA), which can be detected colorimetrically at 405 nm as a measure of fibrinolytic activity .

HY-P4668

Valylleucine Val-Leu; H-Val-Leu-OH	Bacterial	Infection
Valylleucine (Val-Leu; H-Val-Leu-OH) is a branched-chain dipeptide that can enter cells independently via bacterial dipeptide transport systems, and is hydrolyzed by dipeptidases to release Val and Leu. Valylleucine, as a model peptide, has its α-amino pK determined to be 7.90 by combining FDNB reaction kinetics with potentiometric titration .

HY-114150D

*D-Val-Leu-Arg-pNA acetate*	Kallikrein	Others
D-Val-Leu-Arg-pNA (acetate) is the acetate form of D-Pro-Phe-Arg-p-nitroanilide (pNa). D-Pro-Phe-Arg-p-nitroanilide (pNa) is the substrate for kallikrein and can be used to assay the activity of kallikrein .

HY-P4668A

Valylleucine TFA Val-Leu TFA; H-Val-Leu-OH TFA	Bacterial	Infection
Valylleucine (Val-Leu; H-Val-Leu-OH) TFA is a branched-chain dipeptide that can enter cells independently via bacterial dipeptide transport systems, and is hydrolyzed by dipeptidases to release Val and Leu. Valylleucine TFA, as a model peptide, has its α-amino pK determined to be 7.90 by combining FDNB reaction kinetics with potentiometric titration .

HY-P4341A

*D-Val-Leu-Lys-AMC TFA*	PAI-1 Fluorescent Dye	Others
D-Val-Leu-Lys-AMC TFA is a selective fluorogenic peptide substrate of plasmin. D-Val-Leu-Lys-AMC TFA can be used for the quantification of enzymatic activity of plasmin. Ex: 360-380 nm, Em: 440-460 nm .

HY-P4310

*Boc-Val-Leu-Lys-AMC*	Ser/Thr Protease	Others
Boc-Val-Leu-Lys-AMC is a sensitive, fluorogenic, and specific substrate of plasmin, as well as acrosin from the ascidian Halocynthia roretzi, porcine calpain isozymes I and II, and papain .

HY-P4337A

*Dansyl-Gly-Cys-Val-Leu-Ser TFA*	Fluorescent Dye	Others
Dansyl-Gly-Cys-Val-Leu-Ser TFA is a dansyl-labeled peptide .

HY-P3649

*D-Val-Leu-Lys-chloromethylketone*	Biochemical Assay Reagents	Cardiovascular Disease
D-Val-Leu-Lys-chloromethylketone is a polypeptide containing three amino acids. D-Val-Leu-Lys-chloromethylketone can act as an anticoagulant .

HY-P4341

*D-Val-Leu-Lys-AMC*	PAI-1 Fluorescent Dye	Others
D-Val-Leu-Lys-AMC is a selective fluorogenic peptide substrate of plasmin. D-Val-Leu-Lys-AMC can be used for the quantification of enzymatic activity of plasmin. Ex: 360-380 nm, Em: 440-460 nm .

HY-114150

*D-Val-Leu-Arg-pNA*	PAI-1	Others
D-Val-Leu-Arg-pNA is a glandular kininoreleasing enzyme substrate that also acts as a substrate for tissue-type plasminogen activator (t-PA) with no apparent affinity for fibrin .

HY-P4337

*Dansyl-Gly-Cys-Val-Leu-Ser*	Fluorescent Dye	Others
Dansyl-Gly-Cys-Val-Leu-Ser is a dansyl-labeled peptide .

HY-P5386

*H-d-Val-Leu-Arg-AFC*	Biochemical Assay Reagents	Others
H-d-Val-Leu-Arg-AFC is a biological active peptide. (kallikrein substrate)

HY-168378

*D-Val-Leu-Lys-pNA* S-2251	Fluorescent Dye	Others
D-Val-Leu-Lys-pNA (S-2251) is a chromogenic peptide substrate that serves as a characteristic substrate for plasmin and plasminogen. D-Val-Leu-Lys-pNA acts as a sensitive substrate for the DFE27 serine protease derived from Bacillus subtilis DC27. Catalyzed by plasmin, D-Val-Leu-Lys-pNA binds and hydrolyzes to release p-nitroaniline (pNA), which can be detected colorimetrically at 405 nm as a measure of fibrinolytic activity .

HY-P5356

*H-D-Val-Leu-Lys-AFC* Plasmin substrate	Fluorescent Dye	Others
H-D-Val-Leu-Lys-AFC (Plasmin substrate) is a biological active peptide. (This is a fluorescent plasmin substrate, Abs/Em=380/500 nm.Plasmin belongs to the family of serine proteases. It plays a key role in fibrinolysis by dissolving fibrin in blood clots. Besides fibrinolysis, plasmin is also involved in such physiological and pathological processes as wound healing, liver repair, and the maintenance of liver homeostasis.)

HY-114150B

*D-Val-Leu-Arg-pNA hydrochloride*	PAI-1	Others
D-Val-Leu-Arg-pNA hydrochloride is a substrate for glandular kinin-releasing enzymes. D-Val-Leu-Arg-pNA hydrochloride can be used to determine the activities of plasminogen activator and plasmin. D-Val-Leu-Arg-pNA hydrochloride is also used to study the fibrinolytic activity of various organisms, such as bacteria and worms .

HY-153614

Ac-VLPE-FMK Ac-Val-Leu-Pro-Glu(OMe)-CH2F	Cathepsin	Cancer
Ac-VLPE-FMK, a tetrapeptidyl mono-fluoromethyl ketone (m-FMK), is a Cat-B and Cat-L inhibitor. Ac-VLPE-FMK can be used for the research of cancer aggressiveness .

HY-168378A

*D-Val-Leu-Lys-pNA acetate* S-2251 acetate	Fluorescent Dye	Others
D-Val-Leu-Lys-pNA acetate (S-2251 acetate) is a chromogenic peptide substrate that serves as a characteristic substrate for plasmin and plasminogen. D-Val-Leu-Lys-pNA acetate acts as a sensitive substrate for the DFE27 serine protease derived from Bacillus subtilis DC27. Catalyzed by plasmin, D-Val-Leu-Lys-pNA acetate binds and hydrolyzes to release p-nitroaniline (pNA), which can be detected colorimetrically at 405 nm as a measure of fibrinolytic activity .

Cat. No.	Product Name	Type

HY-131409

*D-Val-Leu-Lys-pNA dihydrochloride* D-Val-Leu-Lys-p-itoailide dihydrochloride; D-VLK-pNA dihydrochloride; S 2251 dihydrochloride	Fluorescent Dyes
D-Val-Leu-Lys-pNA (D-Val-Leu-Lys-p-nitroanilide) dihydrochloride is a chromogenic peptide substrate that serves as a characteristic substrate for plasmin and plasminogen. D-Val-Leu-Lys-pNA dihydrochloride acts as a sensitive substrate for the DFE27 serine protease derived from Bacillus subtilis DC27. Catalyzed by plasmin, D-Val-Leu-Lys-pNA dihydrochloride binds and hydrolyzes to release p-nitroaniline (pNA), which can be detected colorimetrically at 405 nm as a measure of fibrinolytic activity .

D-Val-Leu-Lys-pNA dihydrochloride

D-Val-Leu-Lys-p-itoailide dihydrochloride; D-VLK-pNA dihydrochloride; S 2251 dihydrochloride

Fluorescent Dyes

D-Val-Leu-Lys-pNA (D-Val-Leu-Lys-p-nitroanilide) dihydrochloride is a chromogenic peptide substrate that serves as a characteristic substrate for plasmin and plasminogen. D-Val-Leu-Lys-pNA dihydrochloride acts as a sensitive substrate for the DFE27 serine protease derived from Bacillus subtilis DC27. Catalyzed by plasmin, D-Val-Leu-Lys-pNA dihydrochloride binds and hydrolyzes to release p-nitroaniline (pNA), which can be detected colorimetrically at 405 nm as a measure of fibrinolytic activity .

Cat. No.	Product Name	Target	Research Area

HY-131409

*D-Val-Leu-Lys-pNA dihydrochloride* D-Val-Leu-Lys-p-itoailide dihydrochloride; D-VLK-pNA dihydrochloride; S 2251 dihydrochloride	Fluorescent Dye	Others
D-Val-Leu-Lys-pNA (D-Val-Leu-Lys-p-nitroanilide) dihydrochloride is a chromogenic peptide substrate that serves as a characteristic substrate for plasmin and plasminogen. D-Val-Leu-Lys-pNA dihydrochloride acts as a sensitive substrate for the DFE27 serine protease derived from Bacillus subtilis DC27. Catalyzed by plasmin, D-Val-Leu-Lys-pNA dihydrochloride binds and hydrolyzes to release p-nitroaniline (pNA), which can be detected colorimetrically at 405 nm as a measure of fibrinolytic activity .

HY-P4668

Valylleucine Val-Leu; H-Val-Leu-OH	Bacterial	Infection
Valylleucine (Val-Leu; H-Val-Leu-OH) is a branched-chain dipeptide that can enter cells independently via bacterial dipeptide transport systems, and is hydrolyzed by dipeptidases to release Val and Leu. Valylleucine, as a model peptide, has its α-amino pK determined to be 7.90 by combining FDNB reaction kinetics with potentiometric titration .

HY-114150D

*D-Val-Leu-Arg-pNA acetate*	Kallikrein	Others
D-Val-Leu-Arg-pNA (acetate) is the acetate form of D-Pro-Phe-Arg-p-nitroanilide (pNa). D-Pro-Phe-Arg-p-nitroanilide (pNa) is the substrate for kallikrein and can be used to assay the activity of kallikrein .

HY-P4668A

Valylleucine TFA Val-Leu TFA; H-Val-Leu-OH TFA	Bacterial	Infection
Valylleucine (Val-Leu; H-Val-Leu-OH) TFA is a branched-chain dipeptide that can enter cells independently via bacterial dipeptide transport systems, and is hydrolyzed by dipeptidases to release Val and Leu. Valylleucine TFA, as a model peptide, has its α-amino pK determined to be 7.90 by combining FDNB reaction kinetics with potentiometric titration .

HY-P4341A

*D-Val-Leu-Lys-AMC TFA*	PAI-1 Fluorescent Dye	Others
D-Val-Leu-Lys-AMC TFA is a selective fluorogenic peptide substrate of plasmin. D-Val-Leu-Lys-AMC TFA can be used for the quantification of enzymatic activity of plasmin. Ex: 360-380 nm, Em: 440-460 nm .

HY-P4310

*Boc-Val-Leu-Lys-AMC*	Ser/Thr Protease	Others
Boc-Val-Leu-Lys-AMC is a sensitive, fluorogenic, and specific substrate of plasmin, as well as acrosin from the ascidian Halocynthia roretzi, porcine calpain isozymes I and II, and papain .

HY-P4337A

*Dansyl-Gly-Cys-Val-Leu-Ser TFA*	Fluorescent Dye	Others
Dansyl-Gly-Cys-Val-Leu-Ser TFA is a dansyl-labeled peptide .

HY-P4755

*N-((RS)-2-Hydroxy-propyl)-Val-Leu-anilide*	Peptides	Others
N-((RS)-2-Hydroxy-propyl)-Val-Leu-anilide is a polypeptide that can be found by peptide screening. Peptide screening is a research tool that pools active peptides primarily by immunoassay. Peptide screening can be used for protein interaction, functional analysis, epitope screening, especially in the field of agent research and development .

HY-148337

Thr-Val-Leu	Peptides	Others
Thr-Val-Leu is a central nervous system tripeptide and reduces Thr-Val-Leu content in schizophrenic brain tissue .

HY-P3649

*D-Val-Leu-Lys-chloromethylketone*	Biochemical Assay Reagents	Cardiovascular Disease
D-Val-Leu-Lys-chloromethylketone is a polypeptide containing three amino acids. D-Val-Leu-Lys-chloromethylketone can act as an anticoagulant .

HY-P4341

*D-Val-Leu-Lys-AMC*	PAI-1 Fluorescent Dye	Others
D-Val-Leu-Lys-AMC is a selective fluorogenic peptide substrate of plasmin. D-Val-Leu-Lys-AMC can be used for the quantification of enzymatic activity of plasmin. Ex: 360-380 nm, Em: 440-460 nm .

HY-114150

*D-Val-Leu-Arg-pNA*	PAI-1	Others
D-Val-Leu-Arg-pNA is a glandular kininoreleasing enzyme substrate that also acts as a substrate for tissue-type plasminogen activator (t-PA) with no apparent affinity for fibrin .

HY-P4789

*N-Me-Val-Leu-anilide*	Peptides	Others
N-Me-Val-Leu-anilide is a polypeptide that can be found by peptide screening. Peptide screening is a research tool that pools active peptides primarily by immunoassay. Peptide screening can be used for protein interaction, functional analysis, epitope screening, especially in the field of agent research and development .

HY-P4337

*Dansyl-Gly-Cys-Val-Leu-Ser*	Fluorescent Dye	Others
Dansyl-Gly-Cys-Val-Leu-Ser is a dansyl-labeled peptide .

HY-P5386

*H-d-Val-Leu-Arg-AFC*	Biochemical Assay Reagents	Others
H-d-Val-Leu-Arg-AFC is a biological active peptide. (kallikrein substrate)

HY-P3760

*H-Pro-Phe-Thr-Arg-Asn-Tyr-Tyr-Val-Arg-Ala-Val-Leu-His-Leu-OH*	Peptides	Others
H-Pro-Phe-Thr-Arg-Asn-Tyr-Tyr-Val-Arg-Ala-Val-Leu-His-Leu-OH is an peptide. H-Pro-Phe-Thr-Arg-Asn-Tyr-Tyr-Val-Arg-Ala-Val-Leu-His-Leu-OH can be used for the research of various biochemical studies .

HY-P4758

*N-2-Cyanoethyl-Val-Leu-anilide*	Peptides	Others
N-2-Cyanoethyl-Val-Leu-anilide is a polypeptide that can be found by peptide screening. Peptide screening is a research tool that pools active peptides primarily by immunoassay. Peptide screening can be used for protein interaction, functional analysis, epitope screening, especially in the field of agent research and development .

HY-P4761

*N-2-Hydroxyethyl-Val-Leu-anilide*	Peptides	Others
N-2-Hydroxyethyl-Val-Leu-anilide is a polypeptide that can be found by peptide screening. Peptide screening is a research tool that pools active peptides primarily by immunoassay. Peptide screening can be used for protein interaction, functional analysis, epitope screening, especially in the field of agent research and development .

HY-P4756

*N-(2-Carbamoyl-ethyl)-Val-Leu-anilide*	Peptides	Others
N-(2-Carbamoyl-ethyl)-Val-Leu-anilide is a polypeptide that can be found by peptide screening. Peptide screening is a research tool that pools active peptides primarily by immunoassay. Peptide screening can be used for protein interaction, functional analysis, epitope screening, especially in the field of agent research and development .

HY-P5356

*H-D-Val-Leu-Lys-AFC* Plasmin substrate	Fluorescent Dye	Others
H-D-Val-Leu-Lys-AFC (Plasmin substrate) is a biological active peptide. (This is a fluorescent plasmin substrate, Abs/Em=380/500 nm.Plasmin belongs to the family of serine proteases. It plays a key role in fibrinolysis by dissolving fibrin in blood clots. Besides fibrinolysis, plasmin is also involved in such physiological and pathological processes as wound healing, liver repair, and the maintenance of liver homeostasis.)

HY-168378A

*D-Val-Leu-Lys-pNA acetate* S-2251 acetate	Fluorescent Dye	Others
D-Val-Leu-Lys-pNA acetate (S-2251 acetate) is a chromogenic peptide substrate that serves as a characteristic substrate for plasmin and plasminogen. D-Val-Leu-Lys-pNA acetate acts as a sensitive substrate for the DFE27 serine protease derived from Bacillus subtilis DC27. Catalyzed by plasmin, D-Val-Leu-Lys-pNA acetate binds and hydrolyzes to release p-nitroaniline (pNA), which can be detected colorimetrically at 405 nm as a measure of fibrinolytic activity .

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