Description

Poly(Glu, Lys, Tyr) Sodium Salt is a synthetic, water-soluble polypeptide composed of the amino acids glutamic acid, lysine, and tyrosine. This compound is valued for its defined composition and consistent performance as a model substrate in biochemical and pharmaceutical research. It is primarily utilized by research institutions, diagnostic manufacturers, and biotechnology companies developing enzymatic assays and studying protein interactions.

Application

• Enzyme Substrate: Used as a standardized substrate for studying the activity and kinetics of proteolytic enzymes, including trypsin, chymotrypsin, and other serine proteases.
• Biochemical Research: Serves as a model polypeptide in investigations of protein-protein interactions, peptide stability, and degradation pathways.
• Diagnostic Development: Employed in the formulation and calibration of diagnostic kits and reagents that measure protease activity.
• Pharmaceutical Screening: Acts as a tool compound in high-throughput screening (HTS) assays to identify and characterize novel enzyme inhibitors or activators.
• Reference Standard: Provides a consistent and well-characterized reference material for quality control in related bioprocesses.

Basic Information

Product Name	Poly(Glu, Lys, Tyr) Sodium Salt
CAS No.	118539-64-3
Molecular Formula	(C5H7NO4·C6H12N2O2·C9H9NO3)x·xNa
Molecular Weight	Variable (Polymer)
Synonyms	Poly(Glu, Lys, Tyr); Poly(Glu-Lys-Tyr); Poly(Glu-Lys-Tyr) Sodium Salt; GLT Copolymer; Poly(Glutamic Acid, Lysine, Tyrosine) Sodium Salt; Synthetic Polypeptide 6; Copolymer 1 (related analog); Random Copolymer of L-Glutamic Acid, L-Lysine, and L-Tyrosine
EINECS	Contact for details

Quality Control

Our Poly(Glu, Lys, Tyr) Sodium Salt is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and amino acid composition analysis, to ensure it meets rigorous specifications for research use. A detailed Certificate of Analysis (COA) documenting identity, purity, and other critical parameters is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 2-8°C. This product is hygroscopic (moisture-sensitive). Allow the sealed container to reach room temperature before opening to prevent condensation and moisture uptake.

Specification

Item	Specification
Appearance	White to off-white powder or lyophilized solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Amino Acid Ratio (Glu:Lys:Tyr)	Approx. 6:3:1 (or as specified)
Water Content (KF)	≤ 5.0%
pH (1% Solution)	6.0 - 8.0
Endotoxin	< 10 EU/mg (if applicable)

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