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Results for "

Arg-Arg-Arg-Arg

" in MedChemExpress (MCE) Product Catalog:

By Targets:	Amino Acid Derivatives (1) Apoptosis (12) Bacterial (9) Biochemical Assay Reagents (2) Calcium Channel (1) Caspase (1) Epigenetic Reader Domain (2) Estrogen Receptor/ERR (1) Fluorescent Dye (3) Fungal (2) GABA Receptor (1) Histone Demethylase (1) HIV (1) iGluR (1) JNK (2) MDM-2/p53 (1) METTL3 (2) nAChR (1) Necroptosis (1) Parasite (1) Phosphatase (2) PI3K (1) RABV (1) Radionuclide-Drug Conjugates (RDCs) (1) Ras (3) Reactive Oxygen Species (1) Ser/Thr Protease (2) STAT (2) TRP Channel (2) VEGFR (1) α-synuclein (1)
By Research Areas:	Cancer (16) Cardiovascular Disease (1) Infection (10) Inflammation/Immunology (1) Neurological Disease (11)

By Targets:

Amino Acid Derivatives (1)

Apoptosis (12)

Bacterial (9)

Biochemical Assay Reagents (2)

Calcium Channel (1)

Caspase (1)

Epigenetic Reader Domain (2)

Estrogen Receptor/ERR (1)

Fluorescent Dye (3)

Fungal (2)

GABA Receptor (1)

Histone Demethylase (1)

HIV (1)

iGluR (1)

JNK (2)

MDM-2/p53 (1)

METTL3 (2)

nAChR (1)

Necroptosis (1)

Parasite (1)

Phosphatase (2)

PI3K (1)

RABV (1)

Radionuclide-Drug Conjugates (RDCs) (1)

Ras (3)

Reactive Oxygen Species (1)

Ser/Thr Protease (2)

STAT (2)

TRP Channel (2)

VEGFR (1)

α-synuclein (1)

By Research Areas:

Cancer (16)

Cardiovascular Disease (1)

Infection (10)

Inflammation/Immunology (1)

Neurological Disease (11)

Inhibitors & Agonists

Peptides

Cat. No.	Product Name	Target	Research Areas	Chemical Structure

HY-P0121

ReACp53 2 Publications Verification	MDM-2/p53	Cancer
ReACp53 could inhibit p53 amyloid formation and rescue p53 function in cancer cell lines.

HY-P2500

(Arg)9, FAM-labeled	Fluorescent Dye	Others
(Arg)9, FAM-labeled, a cell-penetrating peptide (CPP), is a nona-arginine (ARG) with FAM label. CPPs have emerged as powerful tools for delivering bioactive cargoes into the cytosol of intact cells .

HY-P4250A

Arg-Arg-Arg-Arg acetate	Biochemical Assay Reagents	Others
Arg-Arg-Arg-Arg (acetate), consisting of four arginines, is used in cell-penetrating peptide-based gene delivery vehicles .

HY-P3349

*c[Arg-Arg-Arg-Arg-Nal-Nal-Nal]*	Bacterial	Infection
c[Arg-Arg-Arg-Arg-Nal-Nal-Nal] (Compound 9C) shows broad-spectrum activity against drug-resistant Gram-positive and Gram-negative bacteria, with MICs of 3.1, 3,1, 12.5, and 25 μg/mL for MRSA (ATCC BAA-1556), S. aureus (ATCC 29213), P. aeruginosa (ATCC 27883), and E. coli (ATCC 25922), respectively .

HY-P3348

*c[Arg-Arg-Arg-Arg-Dip-Dip-Dip]*	Bacterial	Infection
c[Arg-Arg-Arg-Arg-Dip-Dip-Dip] (Compound 8C) shows broad-spectrum activity against drug-resistant Gram-positive and Gram-negative bacteria, with MICs of 3.1, 3,1, 12.5, and 12.5 μg/mL for MRSA (ATCC BAA-1556), S. aureus (ATCC 29213), P. aeruginosa (ATCC 27883), and E. coli (ATCC 25922), respectively .

HY-P10168

11R-CaN-CON	Phosphatase	Others
11R-CaN-CON is a control inactive peptide and can be used as a negative control for 11R-CaN-AID (HY-P10167) .

HY-P10167

11R-CaN-AID	Phosphatase	Others
11R-CaN-AID is a potent and cell permeant inhibitor of calcineurin .

HY-P0133

(Arg)9 Nona-L-Arginine; Peptide R9	Ser/Thr Protease	Neurological Disease
(Arg)9 (Nona-L-arginine) is a cell-penetrating peptide (CPP) made up of 9 arginine residues, which is an inhibitor of serine endoprotease Furin. (Arg)9 has neuroprotective property, exhibits neuroprotective activity with an IC₅₀ of 0.78 μM in the glutamic acid model .

HY-P0133A

(Arg)9 TFA Nona-L-Arginine TFA; Peptide R9 TFA	Ser/Thr Protease	Neurological Disease
(Arg)9 (Nona-L-arginine) TFA is a cell-penetrating peptide (CPP) made up of 9 arginine residues. (Arg)9 TFA has neuroprotective property, exhibits neuroprotective activity with an IC₅₀ of 0.78 μM in the glutamic acid model .

HY-P4083

(Arg)9,TAMRA-labeled	Fluorescent Dye	Others
(Arg)9,TAMRA-labeled is a TAMRA-labeled cell permeable peptide. (Arg)9 is a cell-permeable peptide used for drug delivery .

HY-P3245

HXR9	Apoptosis	Cancer
HXR9 is a cell-permeable peptide and a competitive antagonist of HOX/PBX interaction. HXR9 antagonizes the interaction between HOX and a second transcrip-tion factor (PBX), which binds to HOX proteins in paralogue groups1 to 8. HXR9 selectively decreases cell proliferation and promotes apoptosis in cells with a high level of expression of the HOXA/PBX3 genes, such as MLL-rearranged leukemic cells .

HY-P2247

JTP10-△-R9 TFA	JNK	Cancer
JTP10-△-R9 TFA is a selective JNK2 peptide inhibitor, with an IC₅₀ of 89 nM, exhibiting 10-fold selectivity for JNK2 over JNK1 and JNK3 .

HY-P10387A

RSM3 TFA	METTL3 Apoptosis	Cancer
RSM3 TFA, a stapled peptide, is a METTL3-METTL14 inhibitor with an K_d of 3.10 μM. RSM3 TFA inhibits tumor growth while induces cell apoptosis. RSM3 TFA can be used for study of cancer .

HY-P10387

RSM3	METTL3 Apoptosis	Cancer
RSM3, a stapled peptide, is a METTL3-METTL14 inhibitor with an K_d of 3.10 μM. RSM3 inhibits tumor growth while induces cell apoptosis. RSM3 can be used for study of cancer .

HY-P2483

Octaarginine	Bacterial	Infection
Octaarginine is a cell-penetrating peptide (CPP). CPPs show membrane translocation activities. CPPs are used for intracellular delivery of various membrane-impermeable bioactive agents because of their intrinsic ability to gain access to cell interiors. CPPs have also been used to deliver antibacterial agents to target intracellular bacteria .

HY-P2483A

Octaarginine TFA	Bacterial	Others
Octaarginine TFA is a cell-penetrating peptide (CPP). CPPs show membrane translocation activities. CPPs are used for intracellular delivery of various membrane-impermeable bioactive agents because of their intrinsic ability to gain access to cell interiors. CPPs have also been used to deliver antibacterial agents to target intracellular bacteria .

HY-P10553

ARF(26–44), cell-permeable	Apoptosis	Cancer
ARF(26–44), cell-permeable is a cell-penetrating peptide derived from a specific amino acid sequence of the p14ARF tumor suppressor protein. As a functional inhibitor of FoxM1, ARF(26–44) cell-permeable shows significant anti-tumor activity in the treatment of mouse hepatocellular carcinoma (HCC), significantly increasing tumor cell apoptosis and reducing tumor cell proliferation and angiogenesis. ARF(26–44), cell-permeable can be used in research on tumor therapy .

HY-P10150

IN-2-LF	Bacterial	Infection
IN-2-LF is an inhibitor of lethal factor. IN-2-LF also inhibits furin with an IC₅₀ of 2 μM. IN-2-LF enhances protection against anthrax lethal toxin when in combination with D6R .

HY-P10116

APTSTAT3-9R, scrambled APTscr-9R	STAT	Others
APTSTAT3-9R, scrambled (APTscr-9R) is a control peptide that forms a structure similar to that of APTSTAT3-9R but possesses a scrambled sequence in the target-binding region .

HY-P4086

Chimeric Rabies Virus Glycoprotein Fragment (RVG-9R)	RABV	Infection
Chimeric Rabies Virus Glycoprotein Fragment (RVG-9R), a chimeric peptide consisting of 29 amino acids, is synthesized by adding nona-arginine motif to the carboxy terminus of RVG (rabies virus glycoprotein). Chimeric Rabies Virus Glycoprotein Fragment (RVG-9R) is positively charged and able to bind negatively charged nucleic acids via charge interaction .

HY-P2282

APTSTAT3-9R 1 Publications Verification	STAT	Cancer
APTSTAT3-9R, a specific STAT3-binding peptide, inhibits STAT3 activation and downstream signaling by specifically blocking STAT3 phosphorylation. APTSTAT3-9R exerts antiproliferative effects and antitumor activity .

HY-P1925A

GO-203 TFA 2 Publications Verification	PI3K Reactive Oxygen Species Apoptosis	Cancer
GO-203 TFA is a potent MUC1-C oncoprotein inhibitor. GO-203 TFA is an all D-amino acid peptide that consists of a poly-R transduction domain linked to a CQCRRKN motif that binds to the MUC1-C cytoplasmic tail and blocks MUC1-C homodimerization. GO-203 TFA downregulates TIGAR (TP53-induced glycolysis and apoptosis regulator) protein synthesis by inhibiting the PI3K-AKT-S6K1 pathway. GO-203 TFA induces the production of ROS and loss of mitochondrial transmembrane potential. GO-203 TFA inhibits the growth of colon cancer cells in vitro and as xenografts in nude mice .

HY-126810A

NP213 TFA	Fungal	Infection
NP213 TFA is a rapidly acting, novel, first-in-class synthetic antimicrobial peptide (AMP), has anti-fungal activities. NP213 TFA targets the fungal cytoplasmic membrane and plays it role via membrane perturbation and disruption. NP213 TFA is effective and well-tolerated in resolving nail fungal infections .

HY-P5107

Low molecular weight protamine LMWP	VEGFR	Cancer
Low molecular weight protamine is a cell-penetrating peptide with vascular endothelial growth factor (VEGF) inhibitory activity. Low molecular weight protamine can inhibit tumor growth and is used in cancer research .

HY-P5552

Melimine	Bacterial Parasite Fungal	Infection
Melimine is a hybrid antimicrobial peptide of Melittin (HY-P0233) and Protamine. Melimine is active against P. aeruginosa and S. aureus. Melimine has broad spectrum activity against bacteria, fungi and protozoa .

HY-P4247

Hexaarginine	Amino Acid Derivatives	Others
Hexa-arginine, consisting of six arginines, is a polycationic peptide that can penetrate cells efficiently and is mainly used for the intracellular delivery of low-molecular-weight agents, biomolecules, and particles .

HY-P1028A

Hexa-D-arginine TFA 4 Publications Verification Furin Inhibitor II TFA	Bacterial	Infection
Hexa-D-arginine TFA (Furin Inhibitor II TFA) is a stable furin inhibitor with K_i values 106 nM, 580 nM and 13.2 μM for furin, PACE4 and prohormone convertase-1 (PC1), respectively. Hexa-D-arginine TFA blocks Pseudomonas exotoxin A and anthrax toxins toxicity in vitro and in vivo .

HY-P1028

Hexa-D-arginine 4 Publications Verification Furin Inhibitor II	Bacterial	Infection
Hexa-D-arginine (Furin Inhibitor II) is a stable furin inhibitor with K_i values 106 nM, 580 nM and 13.2 μM for furin, PACE4 and prohormone convertase-1 (PC1), respectively. Hexa-D-arginine blocks Pseudomonas exotoxin A and anthrax toxins toxicity in vitro and in vivo .

HY-P10028

DC432	Fluorescent Dye	Cancer
HCT116 is a peptidomimetic inhibitor of N-terminal methyltransferase 1/2 (NTMT1/2) with an IC₅₀ of 54 nM. HCT116 can inhibit the N-terminal methylation level of NTMT1/2 substrates in HCT116 cells, and is used for the study of NTMT1/2 probes.

HY-P10600

BIMAX2	Ras	Others
BIMAX2 is a high affinity nuclear localization signal (NLS) peptide. BIMAX2 can mimic the activity of the classical nuclear localization signal (cNLS) and competitively bind to importin α, thereby inhibiting the binding of cNLS-cargo proteins to importin α. BIMAX2 can be used to study the role of RBBP4 in regulating nuclear import efficiency and cell senescence .

HY-P10600A

BIMAX2 acetate	Ras	Others
BIMAX2 acetate is a high affinity nuclear localization signal (NLS) peptide. BIMAX2 acetate can mimic the activity of the classical nuclear localization signal (cNLS) and competitively bind to importin α, thereby inhibiting the binding of cNLS-cargo proteins to importin α. BIMAX2 acetate can be used to study the role of RBBP4 in regulating nuclear import efficiency and cell senescence .

HY-P5557

TP4 (Nile tilapia piscidin)	Bacterial Necroptosis	Cancer
TP4 (Nile tilapia piscidin) is an orally active piscidin-like antimicrobial peptide. TP4 inhibits multiple gram positive and negative strains (MIC: 0.03-10 μg/mL). TP4 shows hemolytic activities. TP4 enhances immune response, antioxidant activity, and intestinal health against bacterial infections. TP4 also has anti-tumor effect, and induces necrosis by triggering mitochondrial dysfunction in cancer cells .

HY-P4869

Biotin-KRpep-2d acetate	Ras	Others
Biotin-KRpep-2d acetate is a biotin-labeled KRpep-2d (HY-P3277) .

HY-P1175A

L-R4W2 TFA	TRP Channel	Neurological Disease
L-R4W2 TFA is a potent antagonist of vanilloid receptor 1 (VR1, TRPV1), with an IC₅₀ of 0.1 μM. L-R4W2 TFA may act as a potent analgesic .

HY-P1175

L-R4W2	TRP Channel	Neurological Disease
L-R4W2 is a potent antagonist of vanilloid receptor 1 (VR1, TRPV1), with an IC₅₀ of 0.1 μM. L-R4W2 may act as a potent analgesic .

HY-P10669

NDI-Lyso	Caspase Apoptosis	Cancer
NDI-Lyso is a lysosome-targeted anticancer agent that induces the formation of rigid long fibers in cancer cell lysosomes through an enzyme-instructed self-assembly (EISA) mechanism catalyzed by cathepsin B. This process triggers lysosomal swelling, membrane permeabilization (LMP), and membrane disruption, ultimately leading to cancer cell apoptosis via a non-classical caspase-independent pathway. NDI-Lyso exhibits significant selective anticancer activity in various cancer cell lines and drug-resistant cancer cells (IC₅₀ ~10 μM) while showing low toxicity to normal cells (IC₅₀ > 60 μM) .

HY-P10843

R4K1	Estrogen Receptor/ERR	Cancer
R4K1 is a cell-permeable stapled peptide. R4K1 binds to the estrogen receptor (ER) α with high affinity and inhibits its interaction with coactivators. R4K1 can enter breast cancer cells to regulate gene transcription and inhibit cell proliferation. R4K1 can be used in the study of cancer .

HY-P1586

HIV-1 Rev (34-50) HIV-1 rev Protein (34-50)	HIV	Infection
HIV-1 Rev (34-50) is a 17-aa peptide derived from the Rev-responsive element (RRE)-binding domains of Rev in HIV-1, with anti-HIV-1 activity.

HY-P10898

GeX-2	nAChR Calcium Channel GABA Receptor	Neurological Disease
GeX-2 is a truncated analogue of αO-conotoxin. GeX-2 activates GABA_B receptor. GeX-2 inhibits α9α10 nAChR and Ca_V2.2 channels. GeX-2 alleviates pain in the rat model of chronic constriction injury .

HY-P10445

TAT-PiET	Epigenetic Reader Domain	Cancer
TAT-PiET is a cell-penetrating peptide targeting the extra-terminal (ET) domain of BRD4 that disrupts the BRD4/JMJD6 interaction. BRD4/JMJD6 is a protein complex that is critical for oncogene expression and breast cancer, and TAT-PiET inhibits BRD4/JMJD6 target gene expression and breast cancer cell growth. TAT-PiET also resists endocrine resistance in ERα-positive breast cancer cells and is a potential inhibitor of breast cancer .

HY-P10401

TAT-GluR6-9c	Apoptosis iGluR	Cardiovascular Disease Neurological Disease
TAT-GluR6-9c is a GluR6-PSD95 interaction blocker. By regulating the GluR6 mediated signaling pathway, TAT-GluR6-9c inhibits the activation of JNK and phosphorylation of c-Jun, reduces the expression of Fas L and thus reduces the occurrence of apoptosis. TAT-GluR6-9c can be used to study cerebral ischemia and neuroprotective strategies .

HY-P10275

Tat-NTS peptide	Apoptosis	Neurological Disease
Tat-NTS peptide is a cell-penetrating peptide with neuroprotective effects. Tat-NTS peptide can specifically inhibit the nuclear translocation of ANXA1 and reduce neuronal apoptosis in ischemic areas. Moreover, Tat-NTS peptide can reduce the volume of cerebral ischemic infarction and can be used in the research of ischemic stroke .

HY-P10048

TAT-JIP	JNK	Inflammation/Immunology
TAT-JIP inhibits the phosphorylation of endogenous c-jun activated by PHA–PMA .

HY-P10819

S9-CMC1 TFA	Histone Demethylase Apoptosis	Cancer
S9-CMC1 TFA is a covalent peptide lysine-specific demethylase 1 (LSD1) inhibitor with an IC₅₀ value of 2.53 μM. S9-CMC1 TFA specifically recognizes Cys360 in the enzyme-active region. S9-CMC1 TFA inhibits LSD1 activity, increasing H3K4me1 and H3K4me2 levels, leading to G1 cell cycle arrest and apoptosis and inhibiting cell proliferation. S9-CMC1 TFA significantly inhibits tumor growth in A549 xenograft animal models .

HY-P10360

Tat-βsyn-degron	α-synuclein	Neurological Disease
Tat-βsyn-degron is an α-synuclein knockdown peptide that effectively degrades α-synuclein protein via the proteasome pathway. Tat-βsyn-degron effectively reduces α-synuclein protein levels in primary rat cortical neuron cultures. In a Parkinson's mouse toxicity model, Tat-βsyn-degron can alleviate parkinsonian toxin-induced neuronal damage and movement disorders .

HY-P10446

TAT-PiET-PROTAC	Radionuclide-Drug Conjugates (RDCs) Epigenetic Reader Domain	Cancer
TAT-PiET-PROTAC is a proteolysis-targeting chimera (PROTAC)-modified TAT-PiET (HY-P10445). TAT-PiET is a cell-penetrating peptide targeting the extra-terminal (ET) domain of BRD4. TAT-PiET-PROTAC can disrupt the interaction between the breast cancer oncogene BRD4/JMJD6 and inhibit the growth of breast cancer cells. TAT-PiET-PROTAC also resists the endocrine resistance of ERα-positive breast cancer cells and is a potential inhibitor of breast cancer . TAT-PiET-PROTAC can be used for the synthesis/research of Radionuclide-Drug Conjugates (RDCs).

HY-P10598

BIMAX1	Biochemical Assay Reagents	Others
BIMAX1 is a tool peptide used in experiments to examine the interaction of RBBP4 with importin β1 and the effects on the nuclear import pathway. BIMAX1 can be used to study the role of RBBP4 in regulating nuclear import efficiency and cellular senescence .

HY-P5754A

TAT-NEP1-40 TFA	Apoptosis	Neurological Disease
TAT-NEP1-40 TFA is a BBB-penatrable peptide. TAT-NEP1-40 TFA protects PC12 cells against oxygen and glucose deprivation (OGD), and promotes neurite outgrowth. TAT-NEP1-40 TFA also improves ischemia-induced neurologic outcomes by inhibiting cell apoptosis in ischemic brains. TAT-NEP1-40 TFA can be used for research of CNS injuries, such as axonal regeneration and functional recovery after stroke .

HY-P5754B

TAT-NEP1-40 acetate	Apoptosis	Neurological Disease
TAT-NEP1-40 acetate is a therapeutic candidate for axonal regeneration and functional recovery after stroke. TAT-NEP1-40 acetate can protect PC12 cells against oxygen and glucose deprivation (OGD) and promote neurite outgrowth. TAT-NEP1-40 acetate protects the brain against ischemia/reperfusion injury through inhibition of neuronal apoptosis. TAT-NEP1-40 acetate can be efficiently delivered into the rat brains .

HY-P5754

TAT-NEP1-40	Apoptosis	Neurological Disease
TAT-NEP1-40 is a BBB-penatrable peptide. TAT-NEP1-40 protects PC12 cells against oxygen and glucose deprivation (OGD), and promotes neurite outgrowth. TAT-NEP1-40 also improves ischemia-induced neurologic outcomes by inhibiting cell apoptosis in ischemic brains. TAT-NEP1-40 can be used for research of CNS injuries, such as axonal regeneration and functional recovery after stroke .

Cat. No.	Product Name	Target	Research Area