Description

L-Lysine, L-α-glutamyl-L-methionyl-L-arginyl-L-leucyl-L-seryl-L-lysyl-L-phenylalanyl-L-phenylalanyl-L-arginyl-L-α-aspartyl-L-phenylalanyl-L-isoleucyl-L-leucyl-L-glutaminyl-L-arginyl-L-lysyl- is a high-purity, synthetic peptide sequence of significant interest in advanced biochemical research and development. This compound is valued for its specific amino acid sequence, which can be engineered to mimic or interact with biological targets, making it a critical tool for studying protein-protein interactions and signaling pathways. It is primarily utilized by research institutions, pharmaceutical developers, and biotechnology companies engaged in peptide therapeutics, diagnostic assay development, and fundamental life science research.

Application

• Biochemical Research: Used as a reference standard or active component in studies of enzyme kinetics, receptor binding, and cellular signaling mechanisms.
• Pharmaceutical R&D: Serves as a key intermediate or model compound in the discovery and development of novel peptide-based therapeutics and vaccines.
• Diagnostic Development: Employed in the design and calibration of immunoassays, biosensors, and other diagnostic tools that require specific peptide antigens or probes.
• Life Science Reagents: Incorporated into specialized cell culture media, protein purification kits, and other research-grade biochemical reagents.

Basic Information

Item	Details
Product Name	L-Lysine, L-α-glutamyl-L-methionyl-L-arginyl-L-leucyl-L-seryl-L-lysyl-L-phenylalanyl-L-phenylalanyl-L-arginyl-L-α-aspartyl-L-phenylalanyl-L-isoleucyl-L-leucyl-L-glutaminyl-L-arginyl-L-lysyl-
CAS No.	172889-49-5
Molecular Formula	C₁₀₀H₁₆₀N₃₂O₂₃S
Molecular Weight	~2350.6 g/mol (Contact for exact mass)
Synonyms	Lys-Glu-Met-Arg-Leu-Ser-Lys-Phe-Phe-Arg-Asp-Phe-Ile-Leu-Gln-Arg-Lys; GEMRLSKFFRDFILQRK; Peptide Sequence 172889-49-5; Synthetic Heptadecapeptide; Research Peptide 172889-49-5; Custom Peptide (GEMRLSKFFRDFILQRK); Biochemical Peptide Standard
EINECS	Contact for details

Quality Control

Our L-Lysine, L-α-glutamyl-L-methionyl-L-arginyl-L-leucyl-L-seryl-L-lysyl-L-phenylalanyl-L-phenylalanyl-L-arginyl-L-α-aspartyl-L-phenylalanyl-L-isoleucyl-L-leucyl-L-glutaminyl-L-arginyl-L-lysyl- is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, mass spectrometry (MS) for identity confirmation, and amino acid analysis (AAA) to ensure sequence integrity and specification compliance. Certificates of Analysis (COA) with detailed chromatographic data are provided for traceability and quality assurance.

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). For long-term storage, consider desiccant or under an inert atmosphere. Allow the sealed vial to equilibrate to room temperature before opening to minimize moisture absorption.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC/MS)	Conforms to reference standard
Purity (HPLC)	≥ 95.0%
Amino Acid Composition	Within ±10% of theoretical
Peptide Content	≥ 80.0% (by weight)
Water Content (KF)	≤ 5.0%
Acetate Content (HPIC)	≤ 10.0%

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