Table 1 Transcriptome assembly, annotation statistics and differential expression results

 Raw number of contigs

541,184

 Total number of contigs

41,075

 Percent GC

39.1

 Contigs N50 (bp)

2087

 Total assembled bases

57,671,860

 Median contig length (bp)

958

 Average contig length (bp)

1404.06

 Contig with P. fucata match (e-value 10^− 4)

32,489 (19,850)^a

 Contig with C. gigas match (e-value 10^− 4)

27,568 (12,837)^a

 Contig with Uniprot-Swissprot match (e-value 10⁻⁴)

20,177 (845)^a

 Contig with GO identifier annotation^b

18,163