Universal Spectrum Identifier for mass spectra.

Document Type

Article

Publication Date

7-1-2021

Publication Title

Nature methods

Keywords

genomics; washington; seattle

Abstract

Mass spectra provide the ultimate evidence to support the findings of mass spectrometry proteomics studies in publications, and it is therefore crucial to be able to trace the conclusions back to the spectra. The Universal Spectrum Identifier (USI) provides a standardized mechanism for encoding a virtual path to any mass spectrum contained in datasets deposited to public proteomics repositories. USI enables greater transparency of spectral evidence, with more than 1 billion USI identifications from over 3 billion spectra already available through ProteomeXchange repositories.

Department

Institute for Systems Biology

Department

Pharmacy

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