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A comprehensive spectral assay library to quantify the Halobacterium salinarum NRC-1 proteome by DIA/SWATH-MS

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Autor(es):
Kusebauch, Ulrike ; Lorenzetti, Alan P. R. ; Campbell, David S. ; Pan, Min ; Shteynberg, David ; Kapil, Charu ; Midha, Mukul K. ; de Lomana, Adrian Lopez Garcia ; Baliga, Nitin S. ; Moritz, Robert L.
Número total de Autores: 10
Tipo de documento: Artigo Científico
Fonte: SCIENTIFIC DATA; v. 10, n. 1, p. 14-pg., 2023-10-13.
Resumo

Data-Independent Acquisition (DIA) is a mass spectrometry-based method to reliably identify and reproducibly quantify large fractions of a target proteome. The peptide-centric data analysis strategy employed in DIA requires a priori generated spectral assay libraries. Such assay libraries allow to extract quantitative data in a targeted approach and have been generated for human, mouse, zebrafish, E. coli and few other organisms. However, a spectral assay library for the extreme halophilic archaeon Halobacterium salinarum NRC-1, a model organism that contributed to several notable discoveries, is not publicly available yet. Here, we report a comprehensive spectral assay library to measure 2,563 of 2,646 annotated H. salinarum NRC-1 proteins. We demonstrate the utility of this library by measuring global protein abundances over time under standard growth conditions. The H. salinarum NRC-1 library includes 21,074 distinct peptides representing 97% of the predicted proteome and provides a new, valuable resource to confidently measure and quantify any protein of this archaeon. Data and spectral assay libraries are available via ProteomeXchange (PXD042770, PXD042774) and SWATHAtlas (SAL00312-SAL00319). (AU)

Processo FAPESP: 17/03052-2 - RNAs não codificantes derivados de sequências de inserção na arqueia halófila Halobacterium salinarum NRC-1
Beneficiário:Alan Péricles Rodrigues Lorenzetti
Modalidade de apoio: Bolsas no Brasil - Doutorado
Processo FAPESP: 19/13440-5 - Detecção de transposases codificadas por Sequências de Inserção usando dados de proteômica
Beneficiário:Alan Péricles Rodrigues Lorenzetti
Modalidade de apoio: Bolsas no Exterior - Estágio de Pesquisa - Doutorado