Description

A9 Protein is a high-purity biochemical reagent with the CAS registry number 144419-45-4, valued for its specific biological activity and consistent performance in research and development. This compound is essential for scientists and manufacturers requiring a reliable and well-characterized protein for advanced applications. It is primarily utilized in the pharmaceutical, biotechnology, and life science research sectors for target validation, assay development, and formulation studies.

Application

• Biopharmaceutical Research: Used as a reference standard or active component in drug discovery and development pipelines.
• Diagnostic Assay Development: Serves as a key antigen or calibrator in the development of immunoassays and biosensors.
• Cell Culture & Biochemistry: Employed in studies of cellular signaling pathways, protein-protein interactions, and enzymatic activity.
• Vaccine Adjuvant Research: Investigated for its potential immunomodulatory properties in novel vaccine formulations.
• Protein Engineering: Acts as a scaffold or model protein for structural and functional modification studies.
• Academic & Contract Research: A critical reagent for basic scientific research in universities and contract research organizations (CROs).

Basic Information

Product Name	A9 Protein
CAS No.	144419-45-4
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	A9 Protein; Protein A9; CAS 144419-45-4; Recombinant A9 Protein; A9 Antigen; A9 Reference Standard; A9 Research Protein
EINECS	Contact for details

Quality Control

Our A9 Protein is produced and tested under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing key parameters such as purity, identity, and biological activity. We adhere to relevant guidelines for research-grade biochemicals to support your critical applications.

Storage

Preserve in a tightly closed container, protected from light. Store at -20°C or below for long-term stability. This product is hygroscopic (moisture-sensitive) and should be handled under controlled, dry conditions to prevent degradation. Allow the vial to equilibrate to room temperature before opening to minimize moisture condensation.

Specification

Item	Specification
Appearance	White to off-white lyophilized powder
Identification (HPLC/MS)	Conforms to reference standard
Purity (SDS-PAGE & HPLC)	≥ 95%
Protein Content (UV)	≥ 90%
Endotoxin (LAL)	< 1.0 EU/µg
Biological Activity	Assay-specific; refer to COA
Solubility	Soluble in specified buffers

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