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Table 1 Sequencing and de novo co-assembly statistics for metagenomes from 12 drinking water systems

From: Disinfection exhibits systematic impacts on the drinking water microbiome

Drinking water system

Paired-end reads (millions)

Scaffolds (> 500 bp)

True scaffolds

True scaffold assembly size (Mbp)

% Mappedreads

GC content (%)

N50 (bp)

ORFs per Mbp

Coding density

D1

195.73

555493

546375

615.10

99.02

54.66

1131

1403.68

0.48

D2

46.87

38567

36733

53.03

96.24

55.34

2112

1419.84

0.64

D3

17.40

192457

190882

249.69

91.15

57.82

1531

1498.24

0.63

D4

36.01

123852

122486

204.78

93.03

57.57

3300

1316.54

0.60

D5

36.74

227196

225149

269.12

88.73

59.09

1313

1527.12

0.60

D6

17.39

42209

41459

57.23

95.89

59.16

1641

1504.23

0.65

D8

19.4

77973

76996

108.07

95.38

61.07

1751

1475.71

0.68

ND1

45.52

521371

517773

472.02

83.82

53.75

855

1803.21

0.61

ND2

25.98

363819

361304

316.18

75.03

53.44

802

1807.05

0.56

ND3

48.63

667992

663968

562.73

81.63

52.93

775

1838.06

0.60

ND4

17.78

164328

163361

143.22

66.73

56.48

808

1822.84

0.63

ND5

130.92

1812573

1804048

1834.75

93.74

56.38

1005

1672.04

0.60

  1. D disinfected, ND non-disinfected, N50 minimum contig length that account for 50% of the bases, ORF open reading frame