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Peptide inhibitors

" in MedChemExpress (MCE) Product Catalog:

780

Inhibitors & Agonists

1

Screening Libraries

1

Fluorescent Dye

4

Biochemical Assay Reagents

632

Peptides

2

MCE Kits

3

Inhibitory Antibodies

46

Natural
Products

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1

Oligonucleotides

Targets Recommended:
Cat. No. Product Name Target Research Areas Chemical Structure
  • HY-P3695
    VSPPLTLGQLLS

    		FGFR Cancer
    VSPPLTLGQLLS is a small peptide FGFR3 inhibitor, peptide P3, inhibits FGFR3 phosphorylation. VSPPLTLGQLLS inhibits 9-cisRA-induced tracheal lymphangiogenesis and blocks lymphatic endothelial cell (LEC) proliferation, migration, and tubule formation .
    VSPPLTLGQLLS
  • HY-P10422
    Multi-Leu peptide

    ML-Peptide, Multi-Leucine (ML)-Peptide

    		 Autophagy Cancer
    Multi-Leu peptide (ML-peptide) is a potent inhibitor of PACE4 (Ki=22 nM). Multi-Leu peptide can competitively bind to the active site of PACE4 by simulating the substrate sequence of PACE4, thereby inhibiting its catalytic activity. Multi-Leu peptide can be used to study the specific mechanism of PACE4 in the development of prostate cancer .
    Multi-Leu peptide
  • HY-P5793
    GTx1-15

    		Sodium Channel Calcium Channel Neurological Disease
    GTx1-15 is an inhibitor cystine knot (ICK) peptide that inhibits the voltage-dependent calcium channel Cav3.1 and the voltage-dependent sodium channels Nav1.3 and Nav1.7 .
    GTx1-15
  • HY-P5818
    BDS-II

    		Sodium Channel Neurological Disease
    BDS-II is a peptide toxin, and is composed of 43 amino acids. BDS-II is a selective Kv3.4 channel inhibitor .
    BDS-II
  • HY-P2043
    Cyanopeptolin 954

    		Ser/Thr Protease Others
    Cyanopeptolin 954 is a sedimentation peptide isolated from the freshwater cyanobacterium Microcystis aeruginosa NIVA Cya 43. Cyanopeptolin 954 inhibits chymosin with an IC50 value of 45 nM .
    Cyanopeptolin 954
  • HY-P10437
    VIRIP

    human α1-AT(353-372)

    		 HIV Infection
    VIRIP (human α1-AT(353-372)) is a HIV-1 inhibitor. VIRIP blocks the entry of HIV-1 by interacting with gp41 fusion peptide. VIRIP can be used for virus research .
    VIRIP
  • HY-P10570
    [Nle20] H4 peptide (16−23)

    		Histone Methyltransferase Cancer
    [Nle20] H4 peptide (16−23) is a peptide with strong inhibitory activity against histone methyltransferase SETD8 (Kd=0.14 μM), which inhibits SETD8's methylation of histone H4 by competing with SETD8's substrate binding site. [Nle20] H4 peptide (16−23) can be used as a lead compound for anticancer therapy .
    [Nle20] H4 peptide (16−23)
  • HY-P5801
    Phlo1a

    μ-TrTx-Phlo1a

    		 Sodium Channel Neurological Disease
    Phlo1a (μ-TrTx-Phlo1a) is a peptide toxin contains 35-amino acid residues. Phlo1b is a selective Nav1.7 inhibitor. Phlo1a has a weak inhibitory effect on Nav1.2 and Nav1.5 .
    Phlo1a
  • HY-P5800
    Phlo1b

    μ-TrTx-Phlo1b

    		 Sodium Channel Neurological Disease
    Phlo1b (μ-TrTx-Phlo1b) is a peptide toxin contains 35-amino acid residues. Phlo1b is a selective Nav1.7 inhibitor. Phlo1b has a weak inhibitory effect on Nav1.2 and Nav1.5 .
    Phlo1b
  • HY-162371
    NRPSs-IN-1

    		Others Infection
    NRPSs-IN-1 (Compound 7) is a cell-penetrating inhibitor of non-ribosomal peptide synthetase (NRPSs). NRPSs-IN-1 K inhibits gramicidin S synthetase A (GrsA) with a Kd value of 16.6 nM .
    NRPSs-IN-1
  • 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 .
    Low molecular weight protamine
  • HY-P3695A
    VSPPLTLGQLLS TFA

    		FGFR Cancer
    VSPPLTLGQLLS TFA is a small peptide FGFR3 inhibitor, peptide P3, inhibits FGFR3 phosphorylation. VSPPLTLGQLLS TFA inhibits 9-cisRA-induced tracheal lymphangiogenesis and blocks lymphatic endothelial cell (LEC) proliferation, migration, and tubule formation .
    VSPPLTLGQLLS TFA
  • HY-P5786
    Heteropodatoxin-1

    		Potassium Channel Sodium Channel Neurological Disease
    Heteropodatoxin-1 (HpTx1), a spider peptide toxin, is a Kv4.2 current inhibitor. Heteropodatoxin-1 also inhibits Nav1.7 and activates Nav1.9 but does not affect Nav1.8 .
    Heteropodatoxin-1
  • HY-P10572
    HG1 Toxin

    		Ser/Thr Protease Potassium Channel Inflammation/Immunology Endocrinology
    HG1 Toxin is a peptide found in the venom of the scorpion Heterometrus fulvipes, which has the activity of inhibiting potassium channel Kv1.3. HG1 Toxin also has the activity of inhibiting trypsin (Ki=107 nM) and can be used in the study of autoimmune diseases .
    HG1 Toxin
  • HY-161079
    TDI-8304

    		Parasite Infection
    TDI-8304, a macrocyclic peptide, is a potent, species selective, and noncovalent Plasmodium falciparum (Pf20S) inhibitor. TDI-8304 shows highly selective for Pf20S over human proteasomes .
    TDI-8304
  • HY-117961
    Candoxatrilat

    UK 73967

    		 Neprilysin Cardiovascular Disease Endocrinology
    Candoxatrilat (UK 73967) is an orally active inhibitor of neutral endopeptidase. By elevating the levels of atrial natriuretic peptides, Candoxatrilat exerts its diuretic and natriuretic effects. Candoxatrilat is utilized in the research of heart failure .
    Candoxatrilat
  • HY-129412
    A-74273

    		Renin Cardiovascular Disease
    A-74273 is an orally active peptide renin inhibitor (IC50=3.1 nM). A-74273 competitively binds to the active site of renin, preventing angiotensinogen from being converted to ANG-I, thereby reducing the level of angiotensin II. A-74273 can be used in the study of diseases such as hypertension .
    A-74273
  • HY-P10404
    PDpep1.3

    		α-synuclein Others Neurological Disease
    Pdpe 1.3 is a peptide inhibitor, The main activity is to destroy the direct interaction between α-synuclein and CHarged Multivesicular body Protein 2B (CHMP2B). By interfering with this interaction, PDpep1.3 restores the degradation function of the endocytosomes and lysosomes, thereby reducing alpha-synuclein levels and protecting dopaminergic neurons from alpha-synuclein mediated degradation. Pdpe 1.3 can be used in the study of neurodegenerative diseases and protein-protein interactions .
    PDpep1.3
  • HY-117607
    Alatrioprilat

    		Neprilysin Angiotensin-converting Enzyme (ACE) Cardiovascular Disease
    Alatrioprilat is an orally active inhibitor of angiotensin-converting enzyme (ACE) (IC50=19.6 nM; Ki=9.8 nM) and enkephailnase (IC50=6.1 nM; Ki=5.1 nM). Alatrioprilat plays a key role in the metabolism of hormonal peptides through the degradation of nitric oxide and atrial natriuretic factor (ANF). Alatrioprilat can be used in the study of cardiovascular diseases .
    Alatrioprilat
  • HY-P10072
    MK2-IN-5

    Hsp25 kinase inhibitor; Mk2 pseudosubstrate

    		 ERK JNK p38 MAPK HSP MAPKAPK2 (MK2) Others
    MK2-IN-5 is a Mk2 pseudosubstrate (Ki= 8 μM). MK2-IN-5 targets the protein interaction domain in the MAPK pathway. MK2-IN-5 inhibits HSP25 and HSP27 phosphorylation .
    MK2-IN-5
  • HY-P10072A
    MK2-IN-5 acetate

    Hsp25 kinase inhibitor acetate; Mk2 pseudosubstrate acetate

    		 JNK HSP MAPKAPK2 (MK2) p38 MAPK ERK Others
    MK2-IN-5 (Hsp25 kinase inhibitor) acetate is a Mk2 pseudosubstrate (Ki= 8 μM). MK2-IN-5 acetate targets the protein interaction domain in the MAPK pathway. MK2-IN-5 acetate inhibits HSP25 and HSP27 phosphorylation .
    MK2-IN-5 acetate
  • HY-P4133
    MEK1 Derived Peptide Inhibitor 1

    		ERK MEK Cancer
    MEK1 Derived Peptide Inhibitor 1 is a peptide inhibitor. MEK1 Derived Peptide Inhibitor 1 can inhibit the in vitro activation of ERK2 by MEK1 with an IC50 value of 30 μM. MEK1 Derived Peptide Inhibitor 1 can be used for the research of cell-permeable .
    MEK1 Derived Peptide Inhibitor 1
  • HY-P5388
    Renin inhibitor peptide,rat

    		Renin Others
    Renin inhibitor peptide,rat is a biological active peptide. (A specific rat renin inhibitor.)
    Renin inhibitor peptide,rat
  • HY-157157
    PAD4-IN-3

    		Protein Arginine Deiminase Cancer
    PAD4-IN-3 (compound 4B) is a PAD4 inhibitor with antitumor activity in vitro and in vivo. PAD4-IN-3 was covalently linked to RGD sequence peptide-modified chitosan (K-CRGDV), resulting in an enhanced oxidative stress-responsive nanoagent. K-CRGDV-PAD4-IN-3 can actively target tumors, inhibit PAD4 activity, block the formation of neutrophil extracellular traps (NETs), and improve the tumor immune microenvironment in response to the tumor microenvironment .
    PAD4-IN-3
  • HY-P1190
    c-JUN peptide

    		JNK Apoptosis Inflammation/Immunology
    c-JUN peptide is a cell-permeable c-JUN-JNK interaction inhibitor. c-JUN peptide inhibits serum-induced c-Jun phosphorylation. c-JUN peptide induces apoptosis .
    c-JUN peptide
  • HY-P3199
    PKCβII Peptide Inhibitor I

    		PKC Inflammation/Immunology
    PKCβII Peptide Inhibitor I is a PKCβII inhibitor. PKCβII Peptide Inhibitor I shows cardioprotective effects in rat cardiac Ischemia/reperfusion injury model. PKCβII Peptide Inhibitor I also prevents vascular endothelial dysfunction .
    PKCβII Peptide Inhibitor I
  • HY-103271
    Bax inhibitor peptide, negative control

    		Bcl-2 Family Cancer
    Bax inhibitor peptide, negative control is a inhibitor of Bax. Bax inhibitor peptide, negative control inhibits Bax translocation to mitochondria and Bax-mediated apoptosis in vitro .
    Bax inhibitor peptide, negative control
  • HY-P4136
    Myristoyl-MEK1 Derived Peptide Inhibitor 1

    		ERK Cancer
    Myristoyl-MEK1 Derived Peptide Inhibitor 1 is the myristoylated form of the MEK1 Derived Peptide Inhibitor 1 (HY-P4133). Myristoyl-MEK1 Derived Peptide Inhibitor 1 inhibits ERK activation with an IC50 of 10 μM .
    Myristoyl-MEK1 Derived Peptide Inhibitor 1
  • HY-P10440
    Cdk5i peptide

    		CDK Neurological Disease
    Cdk5i peptide is a 12-amino acid peptide fragment derived from Cdk5. Cdk5i peptide is an inhibitor of Cdk5 peptide. Cdk5i peptide can be used in the stud y of neurodegenerative diseases .
    Cdk5i peptide
  • HY-P5381
    gp91 ds-tat

    		NADPH Oxidase Others
    gp91 ds-tat is a biological active peptide. (NADPH oxidase assembly peptide inhibitor)
    gp91 ds-tat
  • HY-P1376
    G-Protein antagonist peptide

    		mAChR Adrenergic Receptor Endocrinology
    G-Protein antagonist peptide is the substance P-related peptide that inhibits binding of G proteins to their receptors. G-Protein antagonist peptide competitively and reversibly inhibits M2 muscarinic receptor activation of Gi or Go and inhibits Gs activation by β-adrenoceptors.
    G-Protein antagonist peptide
  • HY-122543A
    PPACK II

    		Kallikrein Cardiovascular Disease
    PPACK II is an irreversible and specific glandular and plasma kallikreins inhibitor .
    PPACK II
  • HY-122543
    PPACK II diTFA

    		Kallikrein Cardiovascular Disease
    PPACK II diTFA is an irreversible and specific glandular and plasma kallikreins inhibitor .
    PPACK II diTFA
  • HY-P3244
    D-KLVFFA

    		Amyloid-β Neurological Disease
    D-KLVFFA is the inhibitor of Amyloid-β assembly, with the IC50 of 2.6 μM, that can be used in Alzheimer's disease study .
    D-KLVFFA
  • HY-P10517
    Sifuvirtide

    SFT

    		 HIV Infection
    Sifuvirtide (SFT) is a potent HIV fusion inhibitor. Sifuvirtide inhibits HIV-1 mediated cell fusion in a dose-dependent manner and is highly potent against infection by primary and laboratory-adapted HIV-1 isolates of multiple genotypes. Sifuvirtide can be used in the research of anti-HIV drugs .
    Sifuvirtide
  • HY-P1026
    NFAT Inhibitor-1
    10+ Cited Publications

    VIVIT Peptide

    		 Nuclear Factor of activated T Cells (NFAT) Inflammation/Immunology
    NFAT Inhibitor (VIVIT peptide) is a cell-permeable peptide inhibitor of nuclear factor of activated Tcells (NFAT) that selectively inhibits calcineurin-mediated dephosphorylation of NFAT .
    NFAT Inhibitor-1
  • HY-P1369
    DynaMin inhibitory peptide, myristoylated

    		Dynamin Neurological Disease
    DynaMin inhibitory peptide, myristoylated is a DynaMin inhibitor to interfere with the binding of amphiphysin with dynamin. DynaMin inhibitory peptide, myristoylated is a membrane-permeant form of the peptide that prevents endocytosis .
    DynaMin inhibitory peptide, myristoylated
  • HY-P1372
    PKC ζ pseudosubstrate

    		PKC Others
    PKC ζ pseudosubstrate, a PKC ζ inhibitor peptide, can be attached to cell permeabilization vector peptide .
    PKC ζ pseudosubstrate
  • HY-P1369A
    DynaMin inhibitory peptide, myristoylated TFA

    		Dynamin Neurological Disease
    DynaMin inhibitory peptide, myristoylated TFA is a DynaMin inhibitor to interfere with the binding of amphiphysin with dynamin. DynaMin inhibitory peptide, myristoylated TFA is a membrane-permeant form of the peptide that prevents endocytosis .
    DynaMin inhibitory peptide, myristoylated TFA
  • HY-P2641
    Peptide 74

    		MMP Cancer
    Peptide 74 is a synthetic peptide containing the prodomain sequence of matrix metalloproteinase (MMP). Peptide 74 inhibits the activated form of the 72-kDa type IV collagenase in vitro .
    Peptide 74
  • HY-P5720
    Peptide 5e

    		Bacterial Infection
    Peptide 5e is an antimicrobial peptide. Peptide 5e inhibits E. coli, S. aureus, and C. albicans with MIC values of 30, 5, 25 μg/mL respectively .
    Peptide 5e
  • HY-P10108
    Hexokinase II VDAC binding domain peptide, cell-permeable

    Hxk2VBD Peptide, cell-permeable

    		 Hexokinase Neurological Disease
    Hexokinase II VDAC binding domain peptide (Hxk2VBD peptide) is a cell-permeable hexokinase II VDAC binding domain. Hexokinase II VDAC binding domain peptide inhibits mitochondrial localization of hexokinase 2 (HXK2). Hexokinase II VDAC binding domain peptide inhibits neurotrophic factor-directed axon outgrowth .
    Hexokinase II VDAC binding domain peptide, cell-permeable
  • HY-P5910
    Azurin p28 peptide

    		MDM-2/p53 Apoptosis Cancer
    Azurin p28 peptide is a tumor-penetrated antitumor peptide. Azurin p28 peptide redues proteasomal degradation of p53 through formation of a p28: p53 complex. Azurin p28 peptide induces apoptosis or cell cycle arrest. Azurin p28 peptide inhibits p53-positive tumor growths. Azurin p28 peptide shows antiangiogenic effect by inhibiting phosphorylation of VEGFR-2, FAK and Akt .
    Azurin p28 peptide
  • HY-P5730
    Peptide 5g

    		Bacterial Infection
    Peptide 5g is an antimicrobial peptide. Peptide 5g inhibits E. coli, S. aureus, and C. albicans with MIC values of 30, 10, 12.5 μg/mL respectively .
    Peptide 5g
  • HY-P3770
    Phosphate acceptor peptide

    		PKC Others
    Phosphate acceptor peptide is a substrate for cAMP-dependent protein kinase (PKA). phosphate acceptor peptide is also a weak PKC inhibitor .
    Phosphate acceptor peptide
  • HY-P10723
    IL-23R inhibitor peptide-1

    		Interleukin Related Inflammation/Immunology
    IL-23R inhibitor peptide-1 (comp 475) is an interleukin-23 receptor inhibitor, with an IC50 of 0.0069 μM .
    IL-23R inhibitor peptide-1
  • HY-103473A
    Boc-MLF TFA
    3 Publications Verification

    Boc-Met-Leu-Phe-OH TFA

    		 Formyl Peptide Receptor (FPR) Inflammation/Immunology
    Boc-MLF (TFA) is a peptide, used as a specific formyl peptide receptor (FPR) antagonist, also inhibits the signaling through formyl peptide receptor like 1 (FPRL1) at higher concentrations .
    Boc-MLF TFA
  • HY-P5910A
    Azurin p28 peptide TFA

    		MDM-2/p53 Apoptosis Cancer
    Azurin p28 peptide TFA is a tumor-penetrated antitumor peptide. Azurin p28 peptide TFA redues proteasomal degradation of p53 through formation of a p28: p53 complex. Azurin p28 peptide TFA induces apoptosis or cell cycle arrest. Azurin p28 peptide TFA inhibits p53-positive tumor growths. Azurin p28 peptide TFA shows antiangiogenic effect by inhibiting phosphorylation of VEGFR-2, FAK and Akt .
    Azurin p28 peptide TFA
  • HY-P5884
    PKCθ pseudosubstrate peptide inhibitor,myristoylated

    		PKC Others
    PKCθ pseudosubstrate peptide inhibitor, myristoylated is a synthetic peptide that can be used to study the mechanism of action of PKCθ .
    PKCθ pseudosubstrate peptide inhibitor,myristoylated
  • HY-P5422
    Caloxin 3A1

    		Calcium Channel Others
    Caloxin 3A1 is a biological active peptide. (This peptide belongs to caloxins, the extracellular plasma membrane (PM) Ca2+ pump inhibitors. Caloxin 3A1 inhibits plasma membrane calcium pumps (PMCAs) but not the sarcoplasmic reticulum Ca2+-pump. This peptide does not inhibit formation of the acylphosphate intermediate from ATP.)
    Caloxin 3A1

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