Resources
Proteomics Databases
Metabolomics Databases
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• Parallel Reaction Monitoring (PRM)
Parallel Reaction Monitoring (PRM) is a quantitative protein analysis method utilizing high-resolution mass spectrometry, applicable across diverse fields. In proteomics, Parallel Reaction Monitoring (PRM) enables precise quantification of target proteins, facilitating the understanding of complex biological processes. Within drug development, Parallel Reaction Monitoring (PRM) assists in monitoring drug metabolism, thereby enhancing drug design. In environmental monitoring, Parallel Reaction Monitori......
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• Parallel Reaction Monitoring Mass Spectrometry
Parallel reaction monitoring mass spectrometry is an advanced quantitative proteomics technique based on high-resolution and high-mass accuracy mass spectrometry, widely employed for the sensitive and specific detection of proteins or peptides. Originating from selected reaction monitoring (SRM), PRM utilizes high-resolution instruments such as the Orbitrap for analysis. Compared to SRM, parallel reaction monitoring mass spectrometry boasts superior specificity and resolution, enhancing the precise de......
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Quinoa amino acids analysis is a scientific method used to determine the detailed amino acid composition of quinoa, often referred to as a "superfood." As a nutrient-dense, cereal-like crop, quinoa has garnered growing interest due to its high protein content and rich amino acid profile, particularly essential amino acids vital for human health. The goal of this analysis is to thoroughly identify the types and quantities of amino acids within quinoa, thereby assessing its nutritional value and potenti......
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Peptidomic analysis, a subdivision of proteomics, is dedicated to examining peptide molecules within biological samples. Peptides, typically consisting of 2 to 50 amino acids linked by peptide bonds, are crucial in various biological functions such as cellular signaling, immune responses, and hormone regulation. The primary objective of peptidomic analysis is to thoroughly investigate peptide sequences, concentrations, and modifications within biological samples, thereby uncovering their roles and dyn......
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• Peptide Sequence Analysis by Tandem Mass Spectrometry
Peptide Sequence Analysis by Tandem Mass Spectrometry is a powerful analytical tool employing multi-stage mass spectrometry techniques to characterize peptide molecules. Through MS/MS, scientists can elucidate peptide sequences within complex protein samples, thereby facilitating the study of protein biological functions, the identification of novel proteins, exploration of protein post-translational modifications, and the development of novel biomarkers. Biomarkers serve as molecular indicators of bi......
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• Peptide Identification: Unlocking Protein Composition
Peptide identification is a fundamental step in proteomics research, involving the determination and confirmation of amino acid sequences of peptides in samples using mass spectrometry or other analytical techniques. Peptides, which are short chains of amino acids linked by peptide bonds, are the basic units of proteins. In proteomics, this process is primarily utilized to analyze the protein composition within complex biological samples. By determining the sequences of peptides, researchers can infer......
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PAGE Protein Analysis is a classical and widely implemented analytical technique for protein analysis. This method relies on the variable migration rates of proteins through a polyacrylamide gel under an electric field, effectively enabling the separation of proteins within a complex mixture. The fundamental principle underlying this technique is that a protein's migration speed in an electric field correlates with its molecular weight, shape, and charge density. Through PAGE Protein Analysis, researc......
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• Methionine Oxidation Mass Spectrometry
Methionine oxidation mass spectrometry is a specialized technique used to detect and analyze the oxidation of methionine residues in proteins. Methionine, a sulfur-containing amino acid found abundantly in proteins, is prone to oxidation, which allows it to play a crucial regulatory role in biological systems. The oxidation of methionine can alter protein function, influencing cell signaling, protein folding, and enzyme activity. By assessing the oxidation state of methionine in protein samples, this ......
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• MALDI-TOF MS Protein Analysis
MALDI-TOF MS protein analysis is a robust method for protein analysis, allowing high-throughput examination of proteins in complex biological samples. MALDI-TOF MS protein analysis has significant applications across multiple fields. In proteomics, MALDI-TOF MS facilitates protein identification and sequence analysis by comparing data with existing databases, aiding in the discovery of disease biomarkers and elucidation of protein functionalities. Clinically, this method enables rapid identification o......
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• Glycan Analysis of Therapeutic Glycoproteins
Glycan analysis of therapeutic glycoproteins is pivotal in modern biomedical research. Glycoproteins, composed of proteins and carbohydrate chains, play essential roles in cell recognition, signal transduction, and immune responses. In therapeutic contexts, many drugs, including monoclonal antibodies and fusion proteins, are glycoproteins. The analysis of glycans aids in evaluating and mitigating the immunogenicity risks associated with therapeutic glycoproteins. Glycan analysis involves the detailed ......
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