Table 1. Categories of DAS identified in our coding approach.

Category	Definition	Example
0	Not available	No additional data available (common).
1	Data available on request or similar	Supporting information is available in the additional files and further supporting data is available from the authors on request (DOI: 10.1186/1471-2164-14-876).
2	Data available with the paper and its supplementary files	The authors confirm that all data underlying the findings are fully available without restriction. All data are included within the manuscript (DOI: 10.1371/journal.pone.0098191).
3	Data available in a repository	The authors confirm that all data underlying the findings are fully available without restriction. The transcriptome data is deposited at NCBI/Gene Bank as the TSA accession SRR1151079 and SRR1151080 (DOI: 10.1371/journal.pone.0106370).