Phosphatase Inhibitor

trans-Emodin-physcion bianthrone is a protein tyrosine phosphatase 1B (PTP1B) inhibitor with an IC₅₀ of 2.77 μM. trans-Emodin-physcion bianthrone is applicable to research related to insulin resistance.

Osunprotafib (ABBV-CLS-484) hydrochloride is an orally active and selective active site PTPN1 (IC₅₀: 2.5 nM) and PTPN2(IC₅₀: 1.8 nM) inhibitor. Osunprotafib hydrochloride has 6-8-fold weaker activity on PTPN9 and no detectable activity on SHP-1 or SHP-2. Osunprotafib hydrochloride increases the sensitivity of human cancer cell lines to IFNγ. Osunprotafib hydrochloride generates robust anti-tumor immunity by enhancing JAK-STAT signalling and reducing T cell dysfunction.

Moreollic acid is a PTP1B inhibitor, with an IC₅₀ of 4.44 μM and a K_i of 1.75 μM against human targets. Moreollic acid blocks cell cycle progression from the G1 to S phase and inhibits tumor cell proliferation. Moreollic acid can be used in research related to type 2 diabetes, obesity, colon cancer and other cancers.

Tyrphostin 8 is a tyrosine kinase, with an IC₅₀ of 560 μM for EGFR kinase. Tyrphostin 8 is also a GTPase inhibitor. Tyrphostin 8 can inhibit the protein serine/threonine phosphatase calcineurin (IC₅₀=21 μM).

MB-07729 is a potent fructose 1,6-bisphosphatase (FBPase) noncompetitive inhibitor with IC₅₀ values of 31, 121, and 189 nM for human, monkey, and rat, respectively.

VHR-IN-5 is a selective vaccinia H1-related (VHR) phosphatase inhibitor with an IC₅₀ of 78 nM. VHR-IN-5 shows very weaker inhibitory activity against MKP-1 (IC₅₀ = 0.78 μM), CD45 (IC₅₀ = 0.61 μM), Cdc25A (IC₅₀ = 3.4 μM), PTP1B (IC₅₀ = 1.8 μM), and HePTP (IC₅₀ = 1.5 μM). VHR-IN-5 inhibits the proliferation of HeLa cells. VHR-IN-5 can be used for the research of cervical cancer.

α-glucosidase/PTP1B-IN-1 (compound 8a) is a potent α-glucosidase and PTP1B inhibitor with an IC₅₀ value of 66.3 μM and 47.0 μM, respectively. α-glucosidase/PTP1B-IN-1 exhibits excellent activities against α-amylase with an IC₅₀ of 30.62 μM. α-glucosidase/PTP1B-IN-1 can dock into the active pockets of α-glucosidase and PTP1B. α-glucosidase/PTP1B-IN-1 has potential to reduce the postprandial blood glucose and is used for Type 2 diabetes mellitus.

CDC14A/B-IN-2, phosphotyrosine mimetic, is a competitive human CDC14A/B phosphatase inhibitor with IC₅₀ values of 10.4 and 11.2 μM, and K_i values of 5.8 and 7.3 μM. CDC14A/B-IN-2 shows at least 20-fold selectivity over other protein tyrosine phosphatases. CDC14A/B-IN-2 can be used for the research of cancer.

ALP/Carbonic anhydrase-IN-1 (Compound 1e) is a dual carbonic anhydrase (CA) and alkaline phosphatase (ALP) inhibitor. ALP/Carbonic anhydrase-IN-1 shows IC₅₀ values of 0.44 µM, 1.61 µM, 0.51 µM, and 0.107 µM for CA-II, CA-IX, CA-XII, and ALP, respectively.

Anti-CD45RO Antibody (UCHL-1) reacts with the human CD45RO. CD45 is a glycoprotein member of the protein tyrosine phosphatase (PTP) family known for its involvement in regulating a variety of cellular processes. Recommend Isotype Controls: Mouse IgG2a kappa, Isotype Control (HY-P99978).

SHP1-IN-1 (compound 5p) is a fluorescent probe for the protein tyrosine phosphatase SHP1 containing the Src homology 2 domain. SHP1-IN-1 has SHP1 inhibitory activity, selectivity for Fe³⁺ ions and good fluorescence properties. SHP1-IN-1 exhibits aggregation post-quenching (ACQ) effect, good interference immunity and low detection limit (5.55 μM).

PTP1B-IN-27 (Compound 7i) is an inhibitor of protein tyrosine phosphatase 1-B (PTP‐1B)(IC₅₀=8.2 µM). PTP1B-IN-27 also inhibits α-Glucosidase (IC₅₀=120 µM) and shows competitive inhibition (K_i=118 µM).

Claramine is a steroid polyamine with blood-brain barrier permeability. Claramine can regulate the properties of lipid membranes and protect cells from various biological toxins, including misfolded protein oligomers and biological protein-based toxins.

Pentamidine (isethionate) (Standard) is the analytical standard of Pentamidine (isethionate). This product is intended for research and analytical applications. Pentamidine isethionate (MP-601205 isethionate) is an antimicrobial agent and interferes with DNA biosynthetics. Pentamidine isethionate inhibits parasite Leishmania infantum with an IC₅₀ of 2.5 μM. Pentamidine isethionate is a potent and selective protein tyrosine phosphatases (PTPases) and phosphatase of regenerating liver (PRL) inhibitor. Pentamidine isethionate has the potential for Gambian trypanosomiasis, antimony-resistant leishmaniasis, and Pneumocystis carinii pneumonia treatment. Antitumor and antibacterial activities.

Glycybenzofuran is a flavonoid. Glycybenzofuran can be isolated from G. uralensis. Glycybenzofuran is a potent, competitive, selective PTP1B inhibitor. Glycybenzofuran shows excellent inhibitory selectivity against PTP1B. Glycybenzofuran increases insulin-stimulated pAkt levels. Glycylbenzofuran can be used in the research of hepatocellular carcinoma.

Questin is an anthraquinone compound and antibacterial agent. Questin can be isolated from marine-derived fungi and plants. Questin inhibits Cdc25B phosphatase. Questin exhibits antibacterial activity against V. harveyi, V. anguillarum, V. cholerae, and V. parahemolyticus with MIC values of 31.25 µg/mL, 62.5 µg/mL, 62.5 µg/mL, and 125 µg/mL. Questin displays antiprotozoal activity against the animal protozoan pathogen Tritrichomonas foetus, with a MIC of 12.5 µg/mL. Questin has anticancer activity against lung and colon cancer.

Cytostatin is an effective and selective protein phosphatase 2A (PP2A) inhibitor with an IC₅₀ value of 210 nM. Cytostatin exhibits anti-metastatic properties, good antitumor activity, and can induce apoptosis. Cytostatin can also prevent the adhesion of B16 melanoma cells to components of the extracellular matrix (laminin and collagen). Cytostatin belongs to the family of natural product fosriecin.

TC-PTP-IN-1 (compound 8) is a potent TC-PTP inhibitor with an IC₅₀ value of 9.2 nM, K_i values of 4.3, 34 nM for TC-PTP, PTP1B, respectively. TC-PTP-IN-1 increases the protein expression of pSre416. TC-PTP-IN-1 (compound 3) is the TC-PTP Ligand of TP1L (HY-160151).

Tartaric acid (disodium dihydrate) (Standard) is the analytical standard of Tartaric acid (disodium dihydrate). This product is intended for research and analytical applications. Tartaric acid disodium dehydrate (L-(+) -tartaric acid) is an orally active weak organic acid that can be isolated from grapes. Tartaric acid disodium dehydrate has vasodilatory and antihypertensive effects. Tartaric acid disodium dehydrate can be used as flavorings and antioxidants in a range of foods and beverages. Tartaric acid disodium dehydrate can be used in laser frequency doubling and optical limiting applications[4].

IONIS PTP1BRx (ISIS 404173) sodium is an antisense inhibitor of protein tyrosine phosphatase 1B (PTP-1B). IONIS PTP1BRx sodium shows antidiabetic activity, and can be used for the study of insulin resistance and type 2 diabetes mellitus associated with obesity.