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Table 1 Summary statistics for 454 sequencing and de novo assembly.

From: A garter snake transcriptome: pyrosequencing, de novo assembly, and sex-specific differences

 

Female

Male

Total

Total number of raw reads

538,706

753,163

1,291,869

Number of reads after cleaning

507,466

730,814

1,238,280

Amount of cleaned data

207 Mbp

246 Mbp

453 Mbp

Average length of cleaned reads (bp)

408

337

366

NEWBLER contigs (large > 500 bp)

NA

NA

82,134 (30,520)

NEWBLER contig bp total

NA

NA

48 Mbp

NEWBLER contig length (bp)

NA

NA

90-10,680 (avg 581)

Average coverage (NEWBLER)

NA

NA

7.6×

Reads placed (NEWBLER)

NA

NA

1,035,854

Singletons (after NEWBLER)

NA

NA

134,971

MIRA contigs

NA

NA

14,245

Reads placed (MIRA)

NA

NA

33,093

Singletons mapped by BLAST to contigs

NA

NA

5846

Reads discarded1

NA

NA

70,926 (5.7%)

Remaining Singletons

NA

NA

92,561 (7.5%)

Total reads placed

NA

AN

1,074,793 (86.8%)

Total number of contigs

NA

NA

96,379

SNPs

NA

NA

95,295

INDELs

NA

NA

31,651

  1. 454 GS-FLX Titanium chemistries were used to sequence normalized sex-specific pools of cDNA.
  2. 1Reads were discarded either due to redundancy (3461) or for quality control by NEWBLER or MIRA during the assembly process (67,455 and 10 respectively).