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. 2018 Nov 12;14(11):e1007758. doi: 10.1371/journal.pgen.1007758

Table 3. Resistance determinants found by the four methods for M. tuberculosis streptomycin resistance.

Legend resistome-based DBGWAS pyseer HAWK
Time (mem) 1h31m (2.1 GB) 42m (4.3 GB) 14h14m (102.4 GB) 3h01m (3.7 GB)
Nb reported 28 variants 24 subgraphs 85,011 k-mers 2,038 reassembled k-mers
Known
positive
rpsL (1.96 × 10−33) rpsL (3.70 × 10−31) rpsL (4.85 × 10−55) rpsL (5.72 × 10−47)
rrs (5.40 × 10−8) rrs (2.86 × 10−9) rrs (1.63 × 10−14) rrs (3.45 × 10−20)
Determinant described for other antibiotics katG (2.61 × 10−30) katG (1.06 × 10−28) katG (2.12 × 10−71) katG (1.44 × 10−57)
rpoB rpoB rpoB embB
gidB embB embB kasA
gyrA gyrA ubiA embC
embB gidB pncA gyrA
fabG1 promoter rpoC fabG1 promoter iniA
pncA fabG1 promoter gyrA embA
rpoC ubiA gidB embR
inhA ethA gidB
embA tsnR
embC rpoB
pncA
ethA
Unknown
(top list)
espG1 (1.20 × 10−3) NC near tnp/PE (1.13 × 10−19) NC near tnp/PPE (2.93 × 10−57)
rpsN Rv0270 tnp
NC near tnp/PPE Rv2665 Rv2825c/Rv2828c
rnj Rv2743c 13E12 repeat family protein
Rv2672 Rv2522c PPE
espA promoter NC near tnp/PPE CRISPR repeats, down Cas genes
Rv2456c promoter guaA mmpL14
whiB6 kdpD esxM

This table presents the annotation of the features identified by the tested methods with default parameters. The total number of reported features, as well as the execution time and memory load (in Gigabytes) are given in the header. For k-mer-based methods, annotations were retrieved by mapping unitig/k-mer sequences to the resistance and Uniprot databases (see Interpretation of significant unitigs (step 3) subsection of the Methods section), and completed when needed by Blast on NCBI Nucleotide database. Green cells correspond to resistance determinants already described in the literature, orange cells to resistance determinants described for association with other antibiotics. The annotations not found by the resistome-based strategy are written in bold. Grey cells represent unknown determinants. Within each category, annotations are ordered by increasing minimum p/q-values. p/q-values are reported only for the most significant annotations. For each method, the annotation with the lowest p/q-values is underlined. ‘NC’ means noncoding region, ‘tnp’ transposase, ‘PE’ stands for PE-family protein and ‘PPE’ for PPE-family protein.