Table 3.
Summary statistics of SNP identification from turbot EST resources
| Real SNPs | True SNPs andSNPs | |
| Total sequences analysed | 12584 | |
| Number of contigs | 257 | 255 |
| Total SNPs detected | 2197 | 1158 |
| SNP frequency | 1.39/100 bp | 0.74/100 bp |
| Total number of transitions | 749 | 453 |
| C/T | 556 | 344 |
| A/G | 193 | 109 |
| Total number of transversions | 974 | 558 |
| A/T | 161 | 87 |
| A/C | 352 | 214 |
| T/G | 251 | 130 |
| C/G | 210 | 127 |
| Total number of indels | 366 | 125 |
| Tri-allelic polymorphisms | 99 | 21 |
| Tetra-allelic polymorphisms | 9 | 1 |
Real SNPs are those which passed quality filters 1 and 2 using the pipeline QualitySNP and true SNPs are the highest quality SNPs passing the three filters (see Methods).