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Table 2 Assessment of minimal requirement reads for antiviral mutation detection

From: Detection of antiviral drug resistance in patients with congenital cytomegalovirus infection using long-read sequencing: a retrospective observational study

Gene

UL54

UL97

Mutation

V787L

K513N

M460V

Gene position

79,564

80,384

143,175

Reference

C

C

A

Full

Reads

Total count: 50,643

Total count: 53,339

Total count: 626,029

 A: 696 (1%)

A: 39,503 (74%)

A: 185,419 (30%)

C: 24,055 (47%)

C: 10,983 (21%)

C: 6005 (1%)

G: 24,500 (48%)

G: 2560 (5%)

G: 428,708 (68%)

T: 1392 (3%)

T: 293 (1%)

T: 5897 (1%)

DEL: 5075

DEL: 2333

DEL: 18,162

INS: 1278

INS: 1922

INS: 11,573

1000

Reads

Total count: 805

Total count: 833

Total count: 948

 A: 12 (1% )

A: 596 (72%)

A: 291 (31%)

C: 393 (49%)

C: 198 (24%)

C: 7 (1%)

G: 382 (47%)

G: 37 (4%)

G: 642 (68%)

T: 18 (2%)

T: 2 (0%)

T: 8 (1%)

DEL: 76

DEL: 48

DEL: 21

INS: 24

INS: 27

INS: 17

30

Reads

Total count: 23

Total count: 24

Total count: 27

 A: 0

 A: 17 (71%)

A: 10 (37%)

C: 14 (61%)

C: 5 (21%)

C: 0

G: 9 (39%)

G: 2 (8%)

G: 17 (63%)

T: 0

T: 0

T: 0

DEL: 2

DEL: 1

DEL: 0

INS: 0

INS: 2

INS: 2

  1. Single nucleotide variant (SNV) mutation detectable by mutation resistance analyzer (bold)