Table 1

Range of thresholds for determining an appropriate taxonomic level of assignments (TL)

Lowest taxonomic level where the query sequence can be assigned

Distance range between query sequence and nearest genome fragment in reference database


Sanger (800 bp)

454-Titanium (400 bp)

454-Standard (250 bp)

454-GS20 (100 bp)


Genus

< 0.28

< 0.35

< 0.43

< 0.6

Family

0.28 – 0.32

0.35 – 0.41

0.43– 0.51

> 0.6

Class

> 0.32

> 0.41

> 0.51


Range of distance values (between vectors corresponding to a query sequence and the closest genome fragment in reference database) to be used for determining an appropriate taxonomic level (TL) of assignment for a given query sequence.

Mohammed et al. BMC Genomics 2011 12(Suppl 3):S4   doi:10.1186/1471-2164-12-S3-S4

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