Comparative transcriptomics enlarges the toolkit of known developmental genes in mollusks

BMC Genomics

Table 1 Summary of the pre-processing pipeline in the molluscan transcriptomic libraries

Organism	No. of reads^a before pre-processing	No. of reads^a after pre-processing	No. of reads^a excluded
Gymnomenia pellucida (Neomeniomorpha)	53,751,440	50,292,634 (93.57 %)	3,458,806 (6.43 %)
Wirenia argentea (Neomeniomorpha)	50,456,889	41,678,466 (82.60 %)	8,778,423 (17.4 %)
Scutopus ventrolineatus (Chaetodermomorpha)	43,492,046	40,596,155 (93.34 %)	2,895,891 (6.66 %)
Acanthochitona crinita (Polyplacophora)	35,737,364	33,695,610 (94.29 %)	2,041,754 (5.71 %)
Idiosepius notoides ^b (Cephalopoda)	588,878	588,878 (100 %)	-
Idiosepius notoides (Cephalopoda)	38,267,214	35,131,600 (91.81 %)	3,135,614 (8.19 %)
Lottia cf. kogamogai ^b (Gastropoda)	402,814	402,814 (100 %)	-
Nucula tumidula (Bivalvia)	40,797,848	38,849,372 (95.22 %)	1,948,476 (4.78 %)
Antalis entalis (Scaphopoda)	24,194,021	22,881,795 (94.58 %)	1,312,226 (5.42 %)

^aRead pairs for Illumina libraries
^bNote that the 454 datasets were just trimmed and converted to fasta and fasta.qual files. The quality and length filtering was executed by the program MIRA4 during the assembling step

ISSN: 1471-2164