Table 1.
Summary of the pre-processing pipeline in the molluscan transcriptomic libraries
| Organism | No. of readsa before pre-processing | No. of readsa after pre-processing | No. of readsa 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