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Pluripotin (SC1)

Alias: Pluripotin; SC-1; SC 1; SC1
Cat No.:V2667 Purity: ≥98%
Pluripotin (also known as SC1; SC-1) is a dual inhibitor of extracellular signal-regulated kinase 1 (ERK1, MAPK3) and RasGAP as well as asustainer of mES self-renewal.
Pluripotin (SC1)
Pluripotin (SC1) Chemical Structure CAS No.: 839707-37-8
Product category: RSK
This product is for research use only, not for human use. We do not sell to patients.
Size Price Stock Qty
5mg
10mg
25mg
50mg
100mg
250mg
500mg
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Other Forms of Pluripotin (SC1):

  • Pluripotin HCl
Official Supplier of:
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Purity & Quality Control Documentation

Purity: ≥98%

Product Description

Pluripotin (also known as SC1; SC-1) is a dual inhibitor of extracellular signal-regulated kinase 1 (ERK1, MAPK3) and RasGAP as well as a sustainer of mES self-renewal. With an EC50 of 2.5±1.8 μM, pluripotin inhibits the in vitro kinase activity of RSK2. It keeps embryonic stem cells' (ESC) ability to renew itself. SC1 has an impact on mES cells only when both protein activities are simultaneously inhibited, which is both necessary and sufficient. Ras is activated by SC1 by blocking RasGAP activity. The C57BL/6-derived ES cells' derivation effectiveness and pluripotency were enhanced by SC1. When cultured with SC1, three different pluripotent stem cell types (fES, ntES, and iPS cells) of the C57BL/6 background were highly effective at producing full-term pups.

Biological Activity I Assay Protocols (From Reference)
Targets
ERK1 (Kd = 98 nM); RasGAP (Kd = 212 nM); RSK1 (Kd = 0.5 μM); RSK2 (Kd = 2.5 μM); RSK3 (Kd = 3.3 μM); RSK4 (Kd = 10 μM)
ln Vitro
SC1 is a dual-purpose small molecule inhibitor of ERK1 and RasGAP, and it only affects mES cells when both protein activities are simultaneously inhibited. Ras is activated by SC1 by blocking RasGAP function[1]. The C57BL/6-derived ES cells' derivation efficiency and pluripotency were enhanced by SC1. When cultured with SC1, three different types of pluripotent stem cells (fES, ntES, and iPS cells) with a C57BL/6 background were highly efficient at producing full-term pups[1].
ln Vivo
Female NOD.SCID mice aged six weeks were randomly assigned to 20 treatment arms (n = 5 per group). Prior to being diluted in RPMI 1640 (at 10, 100, 1,000, and 10,000 cells/inoculum) for subcutaneous injection into the axillary region using a volume of 1 ml/mouse, treated and control colon tumor lines were enzymatically harvested and counted. All mice in the positive control groups developed tumors within a week or so, demonstrating the tumorigenicity of all tumor lines investigated. The positive control groups received cell inocula ranging from 1×106 to 2.5×106. Trypan blue exclusion was used to determine the cell viability of the cell stocks before they were diluted for injection, and it was regularly found to be >95%. Tumor formation was monitored weekly using caliper measurements and the tumor mass was calculated as weight in mg  = 1/2×(tumor length)×(tumor width)2. At 120 days or when any mouse's tumor weight exceeded 2000 mg, all experiments came to an end. Prior to injection, tumor cells in some studies were resuspended in Matrigel (50% concentration, BD Biosciences).
Enzyme Assay
Pluripotin (SC-1) inhibits in vitro kinase activity of RSK2 with EC50 of 2.5±1.8 μM. The RSK2 in vitro kinase inhibition assay used was a modification of the guidelines set forth by Nguyen et al. At Reaction Biology Corporation (Malvern, PA), additional protocols that verified the outcomes shown in Figure 4 and assessed kinase inhibitory activity in a randomly chosen protein kinase were carried out. It was a miniature 33P-based screening assay.
Cell Assay
mES cells are plated in six-well gelatin-coated plates at a density of 1.6×104 cells/cm2 and maintained with 3 μM SC1 in ESC-SR media, 1 μM SC1 in ESC-N2B27 media, or 300 nM SC1 in ESC-N2 media without LIF or feeder cells. As a positive control, mES cells maintained in ESC-N2B27 media with 103 units/ml LIF and 10 ng/ml BMP4 are used. As negative controls, mES cells are exposed to DMSO for two passages in ESC-SR, ESC-N2B27, or ESC-N2 media. Every three days, cells are divided and seeded at the same density (1.6×104 cells/cm2). FACS, immunocytochemistry, histocytochemistry, and RT-PCR are used to examine mES cells at passage 11.
Animal Protocol
NA
Female NOD.SCID mice
References

[1]. Proc Natl Acad Sci U S A . 2006 Nov 14;103(46):17266-71.

[2]. PLoS One . 2014 Sep 11;9(9):e106916.

[3]. PLoS One . 2013;8(2):e57099.

These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C27H25F3N8O2
Molecular Weight
550.53
Exact Mass
550.205
Elemental Analysis
C, 58.90; H, 4.58; F, 10.35; N, 20.35; O, 5.81
CAS #
839707-37-8
Related CAS #
839707-37-8
PubChem CID
12003241
Appearance
White to off-white solid powder
Density
1.4±0.1 g/cm3
Index of Refraction
1.662
LogP
2.37
Hydrogen Bond Donor Count
2
Hydrogen Bond Acceptor Count
9
Rotatable Bond Count
5
Heavy Atom Count
40
Complexity
925
Defined Atom Stereocenter Count
0
SMILES
0
InChi Key
NBZFRTJWEIHFPF-UHFFFAOYSA-N
InChi Code
InChI=1S/C27H25F3N8O2/c1-15-8-9-20(32-24(39)17-6-5-7-19(11-17)27(28,29)30)12-21(15)38-14-18-13-31-25(34-23(18)36(3)26(38)40)33-22-10-16(2)35-37(22)4/h5-13H,14H2,1-4H3,(H,32,39)(H,31,33,34)
Chemical Name
N-[3-[7-[(2,5-dimethylpyrazol-3-yl)amino]-1-methyl-2-oxo-4H-pyrimido[4,5-d]pyrimidin-3-yl]-4-methylphenyl]-3-(trifluoromethyl)benzamide
Synonyms
Pluripotin; SC-1; SC 1; SC1
HS Tariff Code
2934.99.9001
Storage

Powder      -20°C    3 years

                     4°C     2 years

In solvent   -80°C    6 months

                  -20°C    1 month

Shipping Condition
Room temperature (This product is stable at ambient temperature for a few days during ordinary shipping and time spent in Customs)
Solubility Data
Solubility (In Vitro)
DMSO: ~100 mg/mL (~181.6 mM)
Water: <1 mg/mL
Ethanol: <1 mg/mL
Solubility (In Vivo)
Solubility in Formulation 1: ≥ 2.5 mg/mL (4.54 mM) (saturation unknown) in 10% DMSO + 40% PEG300 + 5% Tween80 + 45% Saline (add these co-solvents sequentially from left to right, and one by one), clear solution.
For example, if 1 mL of working solution is to be prepared, you can add 100 μL of 25.0 mg/mL clear DMSO stock solution to 400 μL PEG300 and mix evenly; then add 50 μL Tween-80 to the above solution and mix evenly; then add 450 μL normal saline to adjust the volume to 1 mL.
Preparation of saline: Dissolve 0.9 g of sodium chloride in 100 mL ddH₂ O to obtain a clear solution.

Solubility in Formulation 2: ≥ 2.5 mg/mL (4.54 mM) (saturation unknown) in 10% DMSO + 90% Corn Oil (add these co-solvents sequentially from left to right, and one by one), clear solution.
For example, if 1 mL of working solution is to be prepared, you can add 100 μL of 25.0 mg/mL clear DMSO stock solution to 900 μL of corn oil and mix evenly.

 (Please use freshly prepared in vivo formulations for optimal results.)
Preparing Stock Solutions 1 mg 5 mg 10 mg
1 mM 1.8164 mL 9.0822 mL 18.1643 mL
5 mM 0.3633 mL 1.8164 mL 3.6329 mL
10 mM 0.1816 mL 0.9082 mL 1.8164 mL

*Note: Please select an appropriate solvent for the preparation of stock solution based on your experiment needs. For most products, DMSO can be used for preparing stock solutions (e.g. 5 mM, 10 mM, or 20 mM concentration); some products with high aqueous solubility may be dissolved in water directly. Solubility information is available at the above Solubility Data section. Once the stock solution is prepared, aliquot it to routine usage volumes and store at -20°C or -80°C. Avoid repeated freeze and thaw cycles.

Calculator

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An example of molarity calculation using the molarity calculator is shown below:
What is the mass of compound required to make a 10 mM stock solution in 5 ml of DMSO given that the molecular weight of the compound is 350.26 g/mol?
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  • The answer of 17.513 mg appears in the Mass box. In a similar way, you may calculate the volume and concentration.

Dilution Calculator allows you to calculate how to dilute a stock solution of known concentrations. For example, you may Enter C1, C2 & V2 to calculate V1, as detailed below:

What volume of a given 10 mM stock solution is required to make 25 ml of a 25 μM solution?
Using the equation C1V1 = C2V2, where C1=10 mM, C2=25 μM, V2=25 ml and V1 is the unknown:
  • Enter 10 into the Concentration (Start) box and choose the correct unit (mM)
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  • The answer of 62.5 μL (0.1 ml) appears in the Volume (Start) box
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Molecular Weight Calculator allows you to calculate the molar mass and elemental composition of a compound, as detailed below:

Note: Chemical formula is case sensitive: C12H18N3O4  c12h18n3o4
Instructions to calculate molar mass (molecular weight) of a chemical compound:
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Definitions of molecular mass, molecular weight, molar mass and molar weight:
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  • Molar mass (molar weight) is the mass of one mole of a substance and is expressed in g/mol.
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In vivo Formulation Calculator (Clear solution)
Step 1: Enter information below (Recommended: An additional animal to make allowance for loss during the experiment)
Step 2: Enter in vivo formulation (This is only a calculator, not the exact formulation for a specific product. Please contact us first if there is no in vivo formulation in the solubility section.)
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Calculation results

Working concentration mg/mL;

Method for preparing DMSO stock solution mg drug pre-dissolved in μL DMSO (stock solution concentration mg/mL). Please contact us first if the concentration exceeds the DMSO solubility of the batch of drug.

Method for preparing in vivo formulation:Take μL DMSO stock solution, next add μL PEG300, mix and clarify, next addμL Tween 80, mix and clarify, next add μL ddH2O,mix and clarify.

(1) Please be sure that the solution is clear before the addition of next solvent. Dissolution methods like vortex, ultrasound or warming and heat may be used to aid dissolving.
             (2) Be sure to add the solvent(s) in order.

Biological Data
  • Pluripotin (SC1)

    SC1-expanded mES cells maintain their ability to self-renew under feeder cell/LIF-free conditions. Proc Natl Acad Sci U S A. 2006 Nov 14;103(46):17266-71.
  • Pluripotin (SC1)

    Affinity chromatography and target confirmation. Proc Natl Acad Sci U S A. 2006 Nov 14;103(46):17266-71.
  • Pluripotin (SC1)

    The effects of SC1 on known self-renewal pathways. Proc Natl Acad Sci U S A. 2006 Nov 14;103(46):17266-71.
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