Resources

Proteomics Databases



Metabolomics Databases

• • Application of Protein Identification by Tandem MS

  Proteins are the fundamental molecules underlying biological activities, characterized by immense diversity in their types and functions. In biological research, accurate identification and quantification of proteins are critical for understanding the life processes of organisms. Tandem mass spectrometry (MS/MS) is a highly efficient and sensitive technique for protein analysis, widely utilized in proteomics research.

• • Workflow of Protein Identification by Tandem Ms

  Tandem mass spectrometry (MS/MS) is a critical technology in modern proteomics research. Known for its high sensitivity and specificity, it is widely used for protein identification and quantification. This article will detail the workflow of protein identification by tandem mass spectrometry, including the main steps of sample preparation, mass spectrometry analysis, and data processing.

• • Advantages and Disadvantages of Protein Identification by Tandem

  Protein Tandem Mass Spectrometry (MS/MS) is a powerful tool in modern proteomics research. By conducting precise mass spectrometric analysis of protein molecules, MS/MS technology provides both qualitative and quantitative information about proteins. This technique is widely applied in fields such as proteomics, biomarker discovery, disease research, and drug development. However, like any technology, protein tandem mass spectrometry identification has its advantages and disadvantages.

• • Principle of Protein Identification by Tandem MS

  Protein tandem mass spectrometry (MS/MS) is a highly precise and sensitive technique widely used in proteomics research. The principle involves using a mass spectrometer to measure the mass-to-charge ratio (m/z) of peptides, which allows for the inference of the protein's sequence and structure. The following section details the principles of protein tandem mass spectrometry identification.

• • Mechanism of Protein Characterization Analysis

  Proteins are some of the most vital molecules in biological systems, executing nearly all biological functions. From enzymes that catalyze chemical reactions to carriers that transport molecules and scaffold proteins that form cellular structures, proteins play indispensable roles in living organisms. To understand the functions of proteins, scientists need to perform comprehensive characterization analysis.

• • Application of Protein Characterization Analysis

  Proteins are among the most important functional molecules in living organisms, involved in nearly all biological processes. The study of protein structure and function holds a significant place in biology and medicine, and protein characterization analysis is a fundamental method for understanding proteins. This analysis involves a series of techniques and methods to comprehensively analyze and characterize the structure, function, interactions, and expression of proteins.

• • Workflow of Protein Characterization Analysis

  Protein characterization analysis is a crucial step in biological research, providing detailed insights into the structure, function, and interactions of proteins. The workflow of protein characterization analysis includes sample preparation, separation and purification, mass spectrometry analysis, data processing, and functional validation.

• • Principle of Protein Characterization Analysis

  Protein characterization analysis plays a crucial role in biological research. By analyzing protein structure, function, dynamics, and interactions, we can uncover fundamental principles of biological processes and provide scientific evidence for disease treatment and drug development. This article systematically introduces the principles of protein characterization analysis in three main aspects: protein separation, identification, and functional analysis.

• • MS-Based Accurate Mass Determination Procedure

  Mass spectrometry (MS) is a highly sensitive and high-resolution analytical technique widely used in biological research. The Mass Spectrometry-based Accurate Mass Measurement (MS-AMM) technique determines the precise mass of molecular ions to infer their chemical composition and molecular structure, establishing itself as a core tool in modern biochemistry and molecular biology research.

• • Principle of Unknown Protein Identification

  Proteins play fundamental roles in life activities, with their diverse functions and structures underpinning various biological processes. Despite advances in proteomics, many proteins remain poorly understood. To address this, scientists employ a range of techniques to analyze these unknown proteins.