Table 1. Quality filtering and statistics of raw reads obtained in transcriptome libraries of B. napus exposed to low-temperature treatments.
Sample name | Raw reads | Clean reads | clean bases | Error rate (%) | Q20 (%) | Q30 (%) | GC content (%) |
---|---|---|---|---|---|---|---|
HX17_MA1 | 61608094 | 58966572 | 8.84G | 0.03 | 97.36 | 92.93 | 44.06 |
HX17_MA2 | 46842038 | 45252272 | 6.79G | 0.03 | 96.98 | 92.17 | 44.39 |
HX17_MA3 | 51620482 | 50405900 | 7.56G | 0.03 | 97.11 | 92.01 | 45.91 |
HX17_CA1 | 45028428 | 44096512 | 6.61G | 0.03 | 96.97 | 91.66 | 45.83 |
HX17_CA2 | 53540226 | 52633174 | 7.89G | 0.03 | 96.72 | 91.49 | 46.35 |
HX17_CA3 | 49776538 | 47962390 | 7.19G | 0.03 | 96.70 | 91.54 | 43.39 |
HX17_FA1 | 46114476 | 45390992 | 6.81G | 0.03 | 96.66 | 91.37 | 44.84 |
HX17_FA2 | 66471914 | 64442766 | 9.67G | 0.03 | 97.11 | 92.40 | 45.85 |
HX17_FA3 | 49756338 | 49191330 | 7.38G | 0.03 | 97.20 | 92.53 | 45.64 |
HX17_MB1 | 45873106 | 45028940 | 6.75G | 0.03 | 95.42 | 88.17 | 44.09 |
HX17_MB2 | 47889494 | 47067140 | 7.06G | 0.03 | 96.75 | 91.57 | 45.00 |
HX17_MB3 | 46228026 | 45344394 | 6.80G | 0.03 | 96.94 | 92.04 | 44.25 |
HX17_CB1 | 70149774 | 68467860 | 10.27G | 0.03 | 97.85 | 94.12 | 44.40 |
HX17_CB2 | 54975576 | 53977612 | 8.10G | 0.03 | 97.12 | 92.04 | 44.50 |
HX17_CB3 | 55136028 | 53840712 | 8.08G | 0.03 | 97.02 | 91.82 | 44.74 |
HX17_FB1 | 79518680 | 78163306 | 11.72G | 0.03 | 97.70 | 93.70 | 44.76 |
HX17_FB2 | 48126142 | 47147508 | 7.07G | 0.03 | 96.75 | 91.28 | 44.80 |
HX17_FB3 | 52485614 | 51527762 | 7.73G | 0.03 | 97.77 | 93.79 | 44.19 |
HX58_MA1 | 67391320 | 65727088 | 9.86G | 0.03 | 97.16 | 92.16 | 44.28 |
HX58_MA2 | 66677164 | 64776152 | 9.72G | 0.03 | 97.09 | 91.98 | 43.86 |
HX58_MA3 | 47017928 | 44892330 | 6.73G | 0.03 | 97.07 | 92.07 | 43.88 |
HX58_CA1 | 44491830 | 43128444 | 6.47G | 0.03 | 96.66 | 91.39 | 46.46 |
HX58_CA2 | 47877742 | 46243718 | 6.94G | 0.03 | 96.73 | 91.40 | 45.62 |
HX58_CA3 | 49056666 | 47594184 | 7.14G | 0.03 | 97.85 | 93.99 | 45.77 |
HX58_FA1 | 77825480 | 76080646 | 11.41G | 0.03 | 97.92 | 94.08 | 44.84 |
HX58_FA2 | 72714882 | 70675296 | 10.6G | 0.03 | 97.72 | 93.61 | 45.33 |
HX58_FA3 | 62524530 | 60787534 | 9.12G | 0.03 | 97.71 | 93.59 | 45.10 |
HX58_MB1 | 55247676 | 54098192 | 8.11G | 0.03 | 96.74 | 91.23 | 44.28 |
HX58_MB2 | 57837196 | 56764648 | 8.51G | 0.03 | 96.82 | 91.34 | 45.16 |
HX58_MB3 | 49353542 | 48225898 | 7.23G | 0.03 | 97.34 | 92.54 | 44.69 |
HX58_CB1 | 61754716 | 60061840 | 9.01G | 0.03 | 97.88 | 93.95 | 43.42 |
HX58_CB2 | 66709668 | 64672348 | 9.70G | 0.03 | 97.69 | 93.60 | 42.76 |
HX58_CB3 | 52648416 | 51400508 | 7.71G | 0.03 | 96.73 | 91.28 | 43.77 |
HX58_FB1 | 58213716 | 56978060 | 8.55G | 0.03 | 97.04 | 91.89 | 46.07 |
HX58_FB2 | 59190884 | 57729982 | 8.66G | 0.03 | 97.11 | 92.37 | 46.39 |
HX58_FB3 | 60769766 | 59189468 | 8.88G | 0.03 | 97.10 | 92.36 | 45.06 |
Assembly Steps | Total assembled transcripts | Number of transcripts (>1000bp) | Percent of transcripts | Maximum transcript length | Average transcript length | N50 value (bp) | Coverage (X) |
---|---|---|---|---|---|---|---|
Assembler SOAPdenovotrans (65 k-mer) | 91,765 | 32,509 | 35.43 | 12,805 | 903.39 | 1,427 | 160 |
After gap filling and hierarchical clustering | 53,806 | 24,429 | 45.40 | 12,674 | 1,096.96 | 1,499 | 218 |
After removing mis-assembled transcripts | 46,556 | 19,347 | 41.55 | 9,811 | 1,013.66 | 1,393 | 226 |
BLASTX best group representatives (unigenes) | 25,400 | 12,588 | 49.56 | 9,811 | 1,153.30 | 1,502 | 240 |