Resources

Proteomics Databases



Metabolomics Databases

• • What Makes Quantitative Proteomics So Powerful? A Comprehensive Breakdown

  Quantitative proteomics has emerged as a rapidly advancing field within proteomics analysis. Unlike traditional proteomics, which primarily identifies protein presence, quantitative proteomics enables precise measurement of protein expression levels. This capability has made it indispensable in diverse research areas, including disease mechanism studies, drug development, and biomarker discovery. But what makes quantitative proteomics so powerful? This review explores its key advantages, methodologies......

• • Why You’re Not Getting Reliable Protein Data and How Advanced Proteomics Can Help

  In proteomics analysis, ensuring the accuracy and stability of protein data is crucial for maintaining experimental reliability and reproducibility. However, many researchers encounter data inconsistencies, including unexpected fluctuations and deviations from anticipated results. Such challenges not only undermine the reproducibility and validity of research findings but also lead to significant loss of research time and resources. The instability of protein data can arise from multiple factors spann......

• • The Secret to High-Throughput Proteomics for Cutting-Edge Research

  High-Throughput Proteomics plays a central role in modern life sciences research, enabling researchers to simultaneously analyze thousands of proteins and uncover the dynamic changes in biological systems. However, its success depends not only on cutting-edge mass spectrometry technology but also on well-designed experiments, efficient data processing workflows, and stringent quality control measures. This review discusses the critical factors influencing the success of high-throughput proteomics, pro......

• • Targeted Proteomics: Methods and Applications

  Targeted proteomics is a mass spectrometry-based approach dedicated to the precise quantitative analysis of specific proteins or proteomes. It has broad applications in biomedical research, clinical diagnostics, and drug development. Unlike discovery proteomics, which employs an exploratory strategy, targeted proteomics follows a hypothesis-driven approach, enabling the accurate detection of low-abundance proteins in complex biological matrices with enhanced specificity and quantitative precision.   M......

• • Single-Cell Protein Sequencing

  Single-cell protein sequencing, or single-cell proteomics sequencing, is a technique for analyzing the proteome at the level of individual cells. Unlike conventional proteomics, which typically investigates large cell populations, this approach allows for the examination of protein expression and variation on a per-cell basis, thereby revealing cellular heterogeneity. The applications of single-cell protein sequencing are extensive, spanning from fundamental research into biological processes like cel......

• • Mass Spectrometry Used for Protein Identification

  Mass spectrometry used for protein identification is an analytical technique used for the identification and characterization of proteins. Utilizing a mass spectrometer, researchers are able to measure the mass of protein molecules, analyzing them based on their mass-to-charge ratio (m/z). This technique is extensively applied in proteomics for its critical role in aiding scientists to gain profound insights into the functions and dynamic changes within organisms. The applications of mass spectrometry......

• • MS/MS Protein Identification

  MS/MS protein identification is a technique that utilizes tandem mass spectrometry to analyze and identify proteins. Through this method, scientists can perform an in-depth analysis of the protein composition and structure within a sample. MS/MS protein identification operates by measuring the mass-to-charge ratio of peptides and decoding these features for identification by matching against databases, thereby determining the protein identities. This technique finds extensive application in basic rese......

• • Protein Purification and Characterization Techniques

  Protein purification and characterization techniques are essential steps in biochemical and molecular biology research. These techniques aim to isolate, purify, and determine the structural and functional characteristics of proteins, facilitating a deeper understanding of their biological roles and potential applications. Proteins, as fundamental components of life, perform diverse functions in organisms, including catalysis of chemical reactions, signal transmission, molecular transport, and cellular......

• • Pull-Down Protein Interaction

  Pull-down protein interaction is an experimental technique used to detect physical interactions between proteins. In life sciences, proteins are the primary molecules responsible for executing virtually all cellular functions. Protein-protein interactions are critical in numerous biological processes, including signal transduction, metabolic regulation, and gene expression control. Through pull-down protein interaction analysis, scientists can identify and verify contacts and functional connections be......

• • MS/MS Protein Sequencing

  MS/MS protein sequencing, or tandem mass spectrometry protein sequencing, is used to determine protein sequences. This technique supports proteomics research by identifying and quantifying proteins in complex biological samples, aiding in the understanding of biological system functions and mechanisms. The core principle involves ionizing proteins with a mass spectrometer and analyzing their mass-to-charge ratio in a vacuum. Using this method, researchers can resolve the primary structure of proteins ......