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A data-independent acquisition-based global phosphoproteomics system enables deep profiling

Reta Birhanu Kitata, Wai-Kok Choong, Chia-Feng Tsai, Pei-Yi Lin, Bo-Shiun Chen, Yun-Chien Chang, Alexey I. Nesvizhskii, Ting-Yi Sung and Yu-Ju Chen ()
Additional contact information
Reta Birhanu Kitata: Academia Sinica
Wai-Kok Choong: Academia Sinica
Chia-Feng Tsai: Pacific Northwest National Laboratory
Pei-Yi Lin: Academia Sinica
Bo-Shiun Chen: Academia Sinica
Yun-Chien Chang: Academia Sinica
Alexey I. Nesvizhskii: University of Michigan Medical School
Ting-Yi Sung: Academia Sinica
Yu-Ju Chen: Academia Sinica

Nature Communications, 2021, vol. 12, issue 1, 1-14

Abstract: Abstract Phosphoproteomics can provide insights into cellular signaling dynamics. To achieve deep and robust quantitative phosphoproteomics profiling for minute amounts of sample, we here develop a global phosphoproteomics strategy based on data-independent acquisition (DIA) mass spectrometry and hybrid spectral libraries derived from data-dependent acquisition (DDA) and DIA data. Benchmarking the method using 166 synthetic phosphopeptides shows high sensitivity (

Date: 2021
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DOI: 10.1038/s41467-021-22759-z

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