Subject area	Biology
More specific subject area	Proteomics
Type of data	Tables
How data was acquired	Q-TOF hybrid mass spectrometer equipped with a nano lock Z161 spray source and coupled on-line with a NanoAcquity chromatography system (Waters)
Data format	Raw, processed
Experimental factors	Proteome analysis of female and male sea urchin gonads during maturation stages (stage 1, 3, 4 and 6) (Paracentrotus lividus)
Experimental features	(1) Protein extraction (mechanical disruption in TUC-based buffer) (2) Filter-aided sample preparation (FASP) (3) LC–MS/MS analysis
Data source location	Tramariglio, Alghero (SS), Italy; Torregrande (OR), Italy
Data accessibility	Data is within this article and available via the ProteomeXchange Consortium, dataset identifier PRIDE: PXD004200