Description

Flag Peptide CAS NO 98849-88-8 is a synthetic peptide sequence of significant interest in advanced biochemical research and development. This compound serves as a critical tool for studying protein-protein interactions, signal transduction pathways, and cellular labeling techniques. It is primarily utilized by research institutions, pharmaceutical developers, and biotechnology companies engaged in proteomics, drug discovery, and diagnostic assay development.

Application

• Biochemical Research: Used as a model peptide or a tagged substrate in enzymatic studies, protein folding experiments, and interaction assays.
• Proteomics & Cell Biology: Employed in affinity purification, pull-down assays, and as an epitope tag for the isolation and detection of recombinant fusion proteins.
• Drug Discovery Platforms: Serves as a key component in high-throughput screening (HTS) assays to identify novel enzyme inhibitors or receptor modulators.
• Diagnostic Development: Acts as a calibrator, control, or conjugated antigen in the development of immunoassays and biosensors.
• Antibody Production: Can be used as an immunogen to generate specific antibodies for research and diagnostic applications.
• Signal Transduction Studies: Applied in research focused on kinase/phosphatase activity and other post-translational modification pathways.

Basic Information

Product Name	Flag Peptide
CAS No.	98849-88-8
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	FLAG-tag Peptide; DYKDDDDK Peptide; Asp-Tyr-Lys-Asp-Asp-Asp-Asp-Lys; Octapeptide DYKDDDDK; FLAG Epitope; Anti-FLAG M2 Antibody Epitope; Enterokinase Cleavage Site Peptide
EINECS	Contact for details

Quality Control

Our Flag Peptide is produced under stringent conditions to ensure high purity and batch-to-batch consistency, suitable for sensitive research applications. Each lot undergoes comprehensive analytical characterization, including purity assessment by HPLC and identity confirmation by mass spectrometry. A Certificate of Analysis (COA) detailing all quality parameters is provided with every shipment to guarantee traceability and compliance with your research specifications.

Storage

Preserve in a tightly closed container, protected from light. Store at -20°C or below in a dry environment. This product is hygroscopic (moisture-sensitive). Allow the vial to equilibrate to room temperature in a desiccator before opening to minimize moisture uptake.

Specification

Item	Specification
Appearance	White to off-white lyophilized powder
Identification (HPLC/MS)	Conforms
Purity (HPLC)	≥ 95%
Single Impurity (HPLC)	≤ 1.0%
Water Content (KF)	≤ 5.0%
Peptide Content	≥ 80%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.