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Results for "

Arg-Arg-Arg-Arg

" in MedChemExpress (MCE) Product Catalog:

72

Inhibitors & Agonists

82

Peptides

Cat. No. Product Name Target Research Area
  • HY-P1028
    Hexa-D-arginine
    Maximum Cited Publications
    6 Publications Verification

    Furin Inhibitor II

    		 Bacterial Infection
    Hexa-D-arginine (Furin Inhibitor II) is a stable furin inhibitor with Ki 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-P1925A
    GO-203 TFA
    2 Publications Verification

    		 PI3K Reactive Oxygen Species (ROS) 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-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-P0121
    ReACp53
    2 Publications Verification

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

    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-P11228
    FPP29

    		PROTACs Apoptosis DNA/RNA Synthesis Cancer
    FPP29 is a potent peptide-based FOXM1 PROTAC degrader. FPP29 induces ubiquitination and degradation of FOXM1. FPP29 inhibits FOXM1 via the ubiquitin-proteasome degradation pathway. FPP29 induces Apoptosis. FPP29 suppresses tumor growth in hepatocellular carcinoma xenograft models. FPP29 can be used in the research of hepatocellular carcinoma (cell-penetrating peptide: (HY-P0133); VHL ligase ligand: (HY-P11493); linker: (HY-W013664); FOXM1 ligand: (HY-P11494)) .
  • HY-P10387
    RSM3
    1 Publications Verification

    		 METTL3 Apoptosis MDM-2/p53 NF-κB Caspase Cancer
    RSM3 is a METTL3-METTL14 complex inhibitor with a Kd of 3.10 μM for the METTL3-METTL14 complex. RSM3 reduces the m 6A modification level of SLC31A1 and the global RNA methylation level. RSM3 upregulates programmed cell death-related genes, enhances cell apoptosis, inhibits pro-cancer signals and suppresses tumor growth. RSM3 is applicable to the research of preeclampsia and cancer .
  • HY-P4086
    Chimeric Rabies Virus Glycoprotein Fragment (RVG-9R)

    		RABV nAChR Neurological Disease Cancer
    Chimeric Rabies Virus Glycoprotein Fragment (RVG-9R) is a cell-penetrating peptide that is synthesized by adding nona-arginine motif to the carboxy terminus of RVG (rabies virus glycoprotein). Chimeric Rabies Virus Glycoprotein Fragment (RVG-9R) binds to
    nAChR     on neuronal cells to mediate receptor-mediated endocytosis and targeted siRNA delivery. Chimeric Rabies Virus Glycoprotein Fragment (RVG-9R) protects complexed siRNA from degradation, enhances transcellular siRNA delivery in neuronal cells, and promotes efficient, pecific gene silencing. Chimeric Rabies Virus Glycoprotein Fragment (RVG-9R) can be used for the researches of neurological disease and cancer .
  • 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-P5557
    TP4 (Nile tilapia piscidin)

    		Bacterial Necroptosis Infection Inflammation/Immunology
    TP4 (Nile tilapia piscidin) is an orally active amphipathic α-helical cationic antimicrobial peptide. TP4 (Nile tilapia piscidin) exerts broad-spectrum bactericidal activity against Gram-positive and Gram-negative bacteria by disrupting cell membrane structures, and also exhibits certain hemolytic activity. TP4 (Nile tilapia piscidin) regulates the innate immune system and enhances the expression of lysozymes, cytokines and antioxidant enzymes to resist bacterial infection. TP4 (Nile tilapia piscidin) also stimulates the proliferation of keratinocytes and fibroblasts, and significantly promotes the healing of wounds infected with MRSA. TP4 (Nile tilapia piscidin) can be used in research related to bacterial infection, peritonitis, wound healing and other fields .
  • 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-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-P10446
    TAT-PiET-PROTAC

    		Epigenetic Reader Domain PROTACs Cancer
    TAT-PiET-PROTAC is a proteolysis-targeting chimera (PROTAC)-modified TAT-PiET (HY-P10445), which is a cell-penetrating peptide targeting the extra-terminal (ET) domain of BRD4. TAT-PiET-PROTAC can reduce BRD4 and JMJD6 levels and inhibit cell proliferation. TAT-PiET-PROTAC also resists the endocrine resistance of ERα-positive breast cancer cells. TAT-PiET-PROTAC can be used for the research of cancer, such as breast cancer .
  • HY-P4316
    Cys(NPys)-D{Arg-Arg-Arg-Arg-Arg-Arg-Arg-Arg-Arg}-NH2

    		Peptides Others
    Cys(NPys)-D{Arg-Arg-Arg-Arg-Arg-Arg-Arg-Arg-Arg}-NH2 is a cell-penetrating polypeptide composed of nine arginines and cysteines, used to carry therapeutic agent into the cell .
  • 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-P4087
    Cys(Npys)-(Arg)9

    		HIV Infection Cancer
    Cys(Npys)-(Arg)9 is a synthetic cationic cell-penetrating peptide with a reversible thiol-reactive nitropyridyl (Npys) group. Cys(Npys)-(Arg)9 efficiently mediates the internalization and delivery of various "cargo" such as proteins and antibodies by forming reversible disulfide bonds with surface-exposed cysteine residues. Cys(Npys)-(Arg)9 endows TALEN proteins with cell-penetrating activity, enabling gene knockout in mammalian cells and protein transduction in wheat microspores. Cys(Npys)-(Arg)9 can be conjugated with antibodies to form cationized IgG for enhancing endosomal escape of oligonucleotides, or form siRNA delivery complexes. When the molar ratio of Cys(Npys)-(Arg)9 to loaded molecules is higher than 1:1, it exerts certain cytotoxic effects on cells. Cys(Npys)-(Arg)9 can be used in studies related to oral squamous cell carcinoma and HIV infection .
  • 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 .
  • 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 .
  • HY-P10991A
    Stearyl-(homoarginine)8 TFA

    Stearylated octaArginine TFA

    		 Biochemical Assay Reagents Others
    Stearyl-(homoarginine)8 (Stearylated octaarginine) TFA is an effective gene delivery vector that can deliver plasmid DNA into cells. Stearyl-(homoarginine)8 TFA can make plasmid DNA more effectively internalized into cells and improve the nuclear delivery rate .
  • HY-P11112
    PTD-DBM

    		β-catenin Wnt Inflammation/Immunology
    PTD-DBM is a competitive peptide that blocks the CXXC5-Dvl interaction and induces the expression of β-catenin, α-SMA, and type I collagen. PTD-DBM has skin wound healing activity .
  • HY-P5107
    Low molecular weight protamine

    LMWP; TDSP5

    		 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-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-P4250
    Arg-Arg-Arg-Arg

    		Peptides Others
    Tetraarginine (RRRR), consisting of four arginines, is used in cell-penetrating peptide-based gene delivery vehicles .
  • HY-P0121B
    ReACp53 scrambled peptide TFA

    		MDM-2/p53 Cancer
    ReACp53 scrambled peptide TFA is a negative control for ReACp53 (HY-P0121). ReACp53 scrambled peptide can be used in the study of ovarian cancer .
  • 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-P10387A
    RSM3 TFA
    1 Publications Verification

    		 METTL3 Apoptosis Cancer
    RSM3 TFA is a METTL3-METTL14 complex inhibitor with a Kd of 3.10 μM for the METTL3-METTL14 complex. RSM3 TFA reduces the m 6A modification level of SLC31A1 and the global RNA methylation level. RSM3 TFA upregulates programmed cell death-related genes, enhances cell apoptosis, inhibits pro-cancer signals and suppresses tumor growth. RSM3 TFA is applicable to the research of preeclampsia and cancer .
  • HY-P1028A
    Hexa-D-arginine TFA
    Maximum Cited Publications
    6 Publications Verification

    Furin Inhibitor II TFA

    		 Bacterial Infection
    Hexa-D-arginine TFA (Furin Inhibitor II TFA) is a stable furin inhibitor with Ki 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-P3277
    KRpep-2d

    		Ras Cancer
    KRpep-2d is a potent K-Ras inhibitor and inhibits proliferation of K-Ras-driven cancer cells. KRpep-2d can be used for cancer research .
  • 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-P4087B
    Cys(Npys)-(Arg)9 acetate

    		HIV Others
    Cys(Npys)-(Arg)9 acetate is a synthetic cationic cell-penetrating peptide with a reversible thiol-reactive nitropyridyl (Npys) group. Cys(Npys)-(Arg)9 acetate efficiently mediates the internalization and delivery of various "cargo" such as proteins and antibodies by forming reversible disulfide bonds with surface-exposed cysteine residues. Cys(Npys)-(Arg)9 acetate endows TALEN proteins with cell-penetrating activity, enabling gene knockout in mammalian cells and protein transduction in wheat microspores. Cys(Npys)-(Arg)9 acetate can be conjugated with antibodies to form cationized IgG for enhancing endosomal escape of oligonucleotides, or form siRNA delivery complexes. When the molar ratio of Cys(Npys)-(Arg)9 acetate to loaded molecules is higher than 1:1, it exerts certain cytotoxic effects on cells. Cys(Npys)-(Arg)9 acetate can be used in studies related to oral squamous cell carcinoma and HIV infection .
  • HY-P4099A
    Cys(Npys)-(D-Arg)9 TFA

    		Peptides Others
    Cys(Npys)-(D-Arg)9 TFA is an amphipathic R9 cell penetrating peptide (CPP). Cys(Npys)-(D-Arg)9 TFA has cytotoxicity for microspore cells with the amount higher than 1 nmol .
  • 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-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-P10991
    Stearyl-homoarginine8

    Stearylated octaArginine

    		 Biochemical Assay Reagents Others
    Stearyl-(homoarginine)8 (Stearylated octaarginine) is an effective gene delivery vector that can deliver plasmid DNA into cells. Stearyl-(homoarginine)8 can make plasmid DNA more effectively internalized into cells and improve the nuclear delivery rate .
  • 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-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-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-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-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-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-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-P11164
    PRKGGRRRRAWGRRRRRRRRRRRRRRAPRKRLTLA

    		DNA Alkylator/Crosslinker Endocrinology
    PRKGGRRRRAWGRRRRRRRRRRRRRRAPRKRLTLA is a peptide. PRKGGRRRRAWGRRRRRRRRRRRRRRAPRKRLTLA has a higher affinity for CR3 and DNA binding domain than FOXO4 and DRI. PRKGGRRRRAWGRRRRRRRRRRRRRRAPRKRLTLA can be used in the research of aging .
  • HY-P0121A
    ReACp53 scrambled peptide

    		MDM-2/p53 Cancer
    ReACp53 scrambled peptide is a negative control for ReACp53 (HY-P0121). ReACp53 scrambled peptide can be used in the study of ovarian cancer .
  • HY-P3193
    Cyclic nona-L-arginine TFA

    		Peptides Others
    Cyclic nona-L-arginine TFA, a nonaarginine peptide used for drug delivery, translocates faster than their linear counterparts .
  • HY-P4099
    Cys(Npys)-(D-Arg)9

    		Peptides Others
    Cys(Npys)-(D-Arg)9 is an amphipathic R9 cell penetrating peptide (CPP). Cys(Npys)-(D-Arg)9 has cytotoxicity for microspore cells with the amount higher than 1 nmol .
  • HY-P10553A
    ARF(26–44), cell-permeable acetate

    		Apoptosis Cancer
    ARF(26–44), cell-permeable acetate 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 acetate 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 acetate can be used in research on tumor therapy .
  • HY-P5107A
    Low molecular weight protamine acetate

    LMWP acetate; TDSP5 acetate

    		 VEGFR Cancer
    Low molecular weight protamine (LMWP) is a truncated arginine-rich protamine peptide, which also acts as an antidote for heparin/low molecular weight heparin and a cell-penetrating delivery vector. Low molecular weight protamine neutralizes heparin-induced anticoagulant activities, including aPTT, anti-Xa and anti-IIa activities. Low molecular weight protamine translocates across mammalian cell membranes, delivers conjugated impermeable molecules through tumor tissues, enhances the skin permeability of conjugated epidermal growth factor, and accelerates wound healing when conjugated with epidermal growth factor. Low molecular weight protamine retains the in vitro cell proliferation activity of conjugated EGF, and also enables site-specific conjugation with peptides or proteins via genetic recombination. Low molecular weight protamine can be used in studies related to colon cancer, skin wounds and diabetic skin wounds .
  • HY-P11126
    Mel4

    		Bacterial Infection
    Mel4 is an antimicrobial peptide, exhibiting broad-spectrum antimicrobial activity. Mel4 can neutralize bacterial lipopolysaccharide in a dose-dependent manner. Mel4 can be used in the research and prevention of related bacterial infectious diseases (such as ocular infections) .

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