peptide substrate

Histone H3 Peptide (1-20)

Category: Products & Services > Labeling & Detection Products > Enzyme Substrates > Kinase & Phosphatase Substrates

Matched and validated lipid and peptide substrates are available to complement the Adapta® Universal Kinase Assay. The assays developed with these reagents allow for primary or secondary screening of kinase inhibitors.
Catalog: PV5707
Size: 1 ml

Mouse MDR1a Vesicles

Category: Products & Services > Proteins, Enzymes, & Peptides > Enzymes > Drug Metabolizing Enzymes

Mouse MDR1a Vesicles are insect derived purified plasma membranes with inserted MDR1a transport protein (P-glycoprotein, ABCB1). Our Mouse MDR1a Vesicles can be used to evaluate test compounds and drug interactions with MDR1a in in vitro assays. MDR1a is an ATP-binding cassette (ABC) associated with multidrug resistance, including resistance to anti-cancer drugs. Use Mouse MDR1a Vesicles to: • Investigate the transporter interactions of your drug candidates • Assess potential for transporter-mediated drug-drug interactions • Obtain high quality results with a large signal to noise ratios Conce...
Catalog: GM0004
Size: 0.5 ml

UltraPure™ BSA (50 mg/ml)

Category: Products & Services > Proteins, Enzymes, & Peptides > Other Proteins & Peptides

Ambion® Ultrapure BSA is a "non-acetylated" BSA pure enough to use when DNA or RNA integrity is critical. One tube containing 50 mg is provided, at a concentration of 50 mg/mL. Bovine Serum Albumin (BSA) has many uses as a carrier protein and as a stabilizing agent in enzymatic reactions. In northern, Southern, and dot blot hybridizations, BSA is also used as a blocking agent. It is recommended in buffers for nick translation, polymerase reactions, and ligations. BSA is also a common additive for PCR amplifications, footprinting, and gel shift assays. In restriction digests, BSA has been shown...
Catalog: AM2616
Size: 1 tube

E. coli DNA Ligase

Category: Products & Services > Proteins, Enzymes, & Peptides > Enzymes > DNA⁄RNA Modifying Enzymes

E. coli DNA Ligase catalyzes the formation of phosphodiester bonds in the presence of β-NAD between double-stranded DNAs with 3´ hydroxyl and 5´ phosphate cohesive termini. Single-stranded nucleic acids are not substrates for this enzyme. Applications: Second-strand cDNA synthesis (1). T4 DNA Ligase alternative when blunt-end ligation is not required (2). Source: Purified from E. coli 594 (Su - ) bearing λ lysogen gt4lop-11 lig + S7 (3). Performance and Quality Testing: Endodeoxyribonuclease and 3´ and 5´ exodeoxyribonuclease assays; ligation efficiency tested. Unit Definition: One unit is the...
Catalog: 18052-019
Size: 100 units

Platinum® Pfx DNA Polymerase

Category: Products & Services > Proteins, Enzymes, & Peptides > Enzymes > PCR Enzymes & Kits

Platinum® Pfx DNA Polymerase is ideal for amplification of DNA fragments for high-fidelity PCR applications. High fidelity is provided by a proprietary enzyme preparation containing recombinant DNA Polymerase from Thermococcus species KOD with proofreading (3´a5´ exonuclease) activity. Platinum® antibody technology provides a simple, automatic hot-start method that improves PCR specificity (2,3) (Figure 1). PCR x Enhancer Solution is included for higher primer specificity, broader magnesium concentration, broader annealing temperature, and improved thermostability of Platinum® Pfx DNA Polymera...
Catalog: 11708-013
Size: 100 reactions

TURBO DNA- free ™

Category: Products & Services > Proteins, Enzymes, & Peptides > Enzymes > DNA⁄RNA Modifying Enzymes

Ambion® TURBO DNA- free ™ contains reagents for the efficient, complete digestion of DNA along with the removal of the enzyme and divalent cations post-digestion. The kit includes sufficient reagents for 50 rxns. Features of Ambion® TURBO DNA- free ™ include: • Hyperactive TURBO™ DNase is a catalytically superior enzyme compared to wild type DNase I • Removes trace quantities of DNA that can plague RT-PCR • Reagent included to completely remove DNase without phenol treatment or heating The Best Method for Genomic DNA Removal Prior to RT-PCR TURBO™ DNase is a recombinant, engineered form of DNa...
Catalog: AM1907
Size: 50 reactions

PKN1 (PRK1) Recombinant Human Protein

Category: Products & Services > Proteins, Enzymes, & Peptides > Kinases > Serine⁄Threonine Kinases

PKN1 (PRK1) belongs to the protein kinase C superfamily. This kinase is activated by the Rho family of small G proteins and may mediate the Rho-dependent signaling pathway. This kinase can also be activated by phospholipids.
Catalog: PV3790
Size: 10 µg

SuperTaq™ Polymerase (Cloned) 5 U/μl

Category: Products & Services > Proteins, Enzymes, & Peptides > Enzymes > PCR Enzymes & Kits

This high-purity Ambion® Taq Polymerase is isolated from an E. coli strain that over-expresses this gene. Its heat stability allows DNA polymerization in the 5' to 3' direction during repeated heat denaturation and reannealing steps in the presence of dNTPs, a DNA template, and complementary primers. It is supplied in one tube containing 250 U at a concentration of 5 U/ µL. It can be used in PCR and RT-PCR reactions. Unit Definition: One unit incorporates 10 nmol of deoxynucleotides into acid insoluble material in 30 min at 74°C. SuperTaq ™ is a trademark of, and is manufactured by Enzyme Tech...
Catalog: AM2052
Size: 250 units

PCR SuperMix

Category: Products & Services > Proteins, Enzymes, & Peptides > Enzymes > PCR Enzymes & Kits

PCR SuperMix is a ready-to-use mixture of DNA polymerase, salts, magnesium, and dNTPs for efficient PCR amplification. All you have to do is add template and primers, reducing set-up time by half (Figure 1). PCR SuperMix contains recombinant Taq DNA polymerase for routine PCR of fragments up to 5kb.
Catalog: 10572-014
Size: 100 reactions

S1 Nuclease

Category: Products & Services > Proteins, Enzymes, & Peptides > Enzymes > DNA⁄RNA Modifying Enzymes

S1 Nuclease is a single-strand-specific endonuclease that hydrolyzes single-stranded RNA or DNA into 5´ mononucleotides. The enzyme will hydrolyze single-stranded regions in duplex DNA such as loops and gaps. S1 Nuclease is stable at 65°C. Applications: Nuclease mapping techniques (1,2). Removal of single-stranded regions from double-stranded DNA (3). Exo III-ordered sequencing (4). Source: Isolated from Aspergillus oryza e. Performance and Quality Testing: Double-strand-specific deoxyribonuclease and phosphatase assays. Unit Definition: One unit hydrolyzes 1 µg of denatured DNA to acid-solubl...
Catalog: 18001-016
Size: 20,000 units

TMB Solution (ELISA)

Category: Products & Services > Labeling & Detection Products > Enzyme Substrates > Chromogens

TMB (Tetramethyl Benzidine) chromogen solution may be used as a substrate for horseradish peroxidase (HRP) in ELISAs.
Catalog: 00-2023
Size: 500 ml

Platinum® Taq DNA Polymerase High Fidelity

Category: Products & Services > Proteins, Enzymes, & Peptides > Enzymes > PCR Enzymes & Kits

Platinum® Taq DNA Polymerase High Fidelity is ideal for amplification of DNA fragments where high yields and robust amplification are required. High fidelity is provided by a mixture of Platinum® Taq DNA Polymerase and the proofreading (3´a5´ exonuclease activity) enzyme Pyrococcus species GB-D polymerase (Table 1). PCR specificity is improved with the incorporation of Platinum® automatic "hot-start" technology. With Platinum® Taq High Fidelity you'll get: Greater than six times higher fidelity than Taq DNA poly-merase Amplification of fragments up to 15 kb (Figure 1) Room temperature reaction...
Catalog: 11304-102
Size: 5000 reactions

Tfi DNA Polymerase

Category: Products & Services > Proteins, Enzymes, & Peptides > Enzymes > PCR Enzymes & Kits

Tfi DNA Polymerase is a new non- Taq based, PCR enzyme derived from Thermus filiformis for use in PCR applications without any licensing fees. Like Taq , Tfi has 5'→3' exonuclease and 5'→3' polymerase activity. PCR performance is comparable to Taq DNA polymerase in yield, specificity, fidelity, and robustness (Figure 1, A and B). Tfi can be substituted for Taq DNA Polymerase in virtually any application and is ideal for genomic, cDNA, and plasmid targets up to 4 kb in length. In addition, Tfi is free of licensing restrictions that accompany Taq polymerase. Tfi can be considered for use as a co...
Catalog: 30342-052
Size: 5000 reactions

Luminescence Enhancer For Membrane Blotting Assays, Nitro-Block-II™ Enhancer

Category: Products & Services > Labeling & Detection Products > Enzyme Substrates > Chemiluminescent Substrates

This concentrated Nitro-Block-II™ Enhancer can be used with CSPD® or CDP-Star® chemiluminescent substrates to increase the alkaline phosphatase signal for protein or nucleic acid blots. The Nitro-Block-II™ membrane enhancer increases chemiluminescent signal intensity on nitrocellulose and PVDF membranes. • Chemically optimized formulations provide enhanced signal intensity in blotting applications with dioxetane-based substrate solutions (CSPD® or CDP-Star® substrates) on nitrocellulose or PVDF membranes. • Enhancer increases signal intensity, allowing decreased signal acquisition time. Increa...
Catalog: T2184
Size: 20 ml

PI4KB (PI4K beta) Recombinant Human Protein

Category: Products & Services > Proteins, Enzymes, & Peptides > Kinases > Lipid Kinases

PI4KB and PI4KA are the two human type III PI4 kinases, which share sequence similarly with PI3 kinases and phosphorylate the 4 position of phosphotidyl inositol.
Catalog: PV5277
Size: 20 µg

Sma I

Category: Products & Services > Proteins, Enzymes, & Peptides > Enzymes > Restriction Enzymes

5´-CCC↓GGG-3´ 3´-GGG↑CCC-5´ Important: Invitrogen restriction enzymes now come with Universal Buffers L, M, H, K, or T (+BSA) instead of REact® Buffers 1-8. Functionally, the enzymes are the same and have been validated for the recommended buffer. Please contact our technical services department immediately if you have questions or concerns. Concentration 4-12 U/ µL Contents Sma I 10X Buffer T (1mL) 10X Loading Buffer (1mL) Reaction Temperature 30°C Reaction Mixture Sma I 1 µL 10X Buffer T 2 µL 0.10% BSA 2 µL Substrate DNA Heat inactivation Enzyme inactivated by heating at 65°C for 20 minutes....
Catalog: 15228-018
Size: 1,000 units

Stable DAB

Category: Products & Services > Labeling & Detection Products > Enzyme Substrates > Chromogens

Stable DAB is a stable, pre-diluted chromogen system designed to clearly localize tissue, DNA, mRNA, and antigens in in situ hybridization and immunoperoxidase procedures. Stable DAB is a ready-to-use reagent containing the correct amounts of diaminobenzidine and hydrogen peroxide. Stable DAB does not fade, creating a permanent record of results under a standard coverslip. It is color coded red for easy user identification.
Catalog: 750118
Size: 250 ml

BMPR1A (ALK3) Recombinant Human Protein

Category: Products & Services > Proteins, Enzymes, & Peptides > Kinases > Serine⁄Threonine Kinases

BMPR1A is a Type I member of the TGF beta receptor superfamily of transmembrane ser⁄thr kinases which phosphorylates intracellular SMADs in response to bone morphogenic proteins.
Catalog: PV6038
Size: 10 µg

Fluorescein Di-β-D-Galactopyranoside (FDG)

Category: Products & Services > Labeling & Detection Products > Enzyme Substrates > Beta-Galactosidase Substrates

Fluorescein di-β-D-galactopyranoside (FDG) is one of the most sensitive substrates for galactosidases. Nonfluorescent FDG is sequentially hydrolyzed by β-galactosidase, first to fluorescein monogalactoside (FMG) and then to highly fluorescent fluorescein. Enzyme-mediated hydorlysis of FDG can be followed by the increase in either absorbance or fluorescence.
Catalog: F-1179
Size: 5 mg