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. 2021 Dec 10;9(12):2560. doi: 10.3390/microorganisms9122560

Table 1.

An overview of basic sequence information statistics and quality of reads after trimming and filtering. The mixed culture was obtained from the co-culturing of E. coli 4 and K. pneumoniae 5 isolates. Coverage of E. coli isolates was calculated by dividing the number of bp in each read over the number of bp in reference genome (E. coli NCTC 13441). Coverage of K. pneumoniae isolates was calculated by dividing the number of bp reads over the number of bp reads in the K. pneumoniae reference genome (median genome size of all K. pneumoniae isolates in NCBI database). Coverage of mixed culture sample was calculated by dividing the number of bp in mix culture sample over the sum of pb of E. coli NCTC 13441 and median genome size of all K. pneumoniae isolates in NCBI database.

MinION Long Reads Illumina Short Reads
Read Length N50 (bp) Mean Read Quality (Q) Number of Reads Total
bp
Coverage (X) Number of Reads Total
bp
Coverage (X)
E. coli 1 2520 11.4 63,036 92,626,571 17.4 670,985 91,989,902 17.2
E. coli 2 1466 11.3 67,331 88,553,163 16.6 597,154 141,802,031 26.6
E. coli 3 1384 11.5 41,103 39,979,342 7.5 1,786,471 396,985,933 74.4
E. coli 4 5956 9.8 81,317 256,369,935 48.0 1,419,582 353,790,894 66.3
E. coli
(mean ± SD)
2832 ± 2147 11 ± 0.8 63,197 ± 16,669 119,382,253 ± 94,404,708 22.4 ± 18 1,118,548 ± 579,915 246,142,190 ± 151,648,580 46.1 ± 28
K. pneumoniae 1 1428 11.3 13,694 25,125,702 4.5 889,410 222,836,627 39.8
K. pneumoniae 2 7302 11.5 199,822 859,067,656 153.5 559,060 131,573,009 23.5
K. pneumoniae 3 4250 11.5 51,624 136,843,964 24.5 744,422 111,911,073 20.0
K. pneumoniae 4 2044 9.9 329,042 375,495,020 67.1 1,302,920 313,973,441 56.1
K. pneumoniae 5 3941 9.3 48,463 64,316,017 11.5 712,218 178,050,866 31.8
K. pneumoniae
(mean ± SD)
3793 ± 2302 11 ± 1 128,529 ± 133,041 292,169,672 ± 344,844,995 52.2 ± 62 841,606 ± 283,335 191,669,003 ± 80,759,064 34.2 ± 14
Mixed culture sample 4200 9.8 143,076 387,311,832 35.4 2,131,800 531,841,759 48.7