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Table 2 Summary of the analyzed metagenomes and predicted B1BL genes

From: Identification of 76 novel B1 metallo-β-lactamases through large-scale screening of genomic and metagenomic data

Data set Size (nt) Reads Predicted B1BL genes Familiesa Description
Known New
Isakavagu river 3.89 × 1010 3.85 × 108 0 0 0 Polluted river sediment [15]
Kazipally lake 6.75 × 109 6.68 × 107 0 0 0 Polluted lake [13]
Patancheru soil 4.73 × 1010 4.68 × 108 0 0 0 Soil [62]
Patancheru well 7.32 × 1010 7.25 × 108 3 0 3 Well water [62]
WWTP 4.82 × 1011 5.18 × 109 8 2 6 Sewage treatment plants [14]
Oil spill 2.75 × 1011 2.72 × 109 1 0 1 Oil spill [61]
Pune river 3.91 × 1011 3.11 × 109 4 1 3 River water [63]
Human gut 1 3.71 × 1011 5.22 × 109 0 0 0 Human gut [59]
Human gut 2 2.74 × 1011 3.41 × 109 0 0 0 Human gut [60]
HMP 4.69 × 1012 4.41 × 1010 0 0 0 Human microbiome [53]
Total 5.65 × 1012 6.54 × 1010 16 3 13  
  1. aBased on a sequence similarity cut-off of  70%