Skip to main content

Table 2 Variant characteristics of Sample A compared to other reference material (Sample A results are based on hg19), both Class1 and Class2 variants combined

From: A verified genomic reference sample for assessing performance of cancer panels detecting small variants of low allele frequency

Reference material

Total variants identified

Total coding variants identified

Coding variantsin COSMIC genes

Total coding variants < 20% VAF

Total coding variants < 20% VAF in COSMIC genes

#genes with 1 or more variants

#COSMIC genes with 1 or more variants (Tier1/Tier2)

Sample A

42,570

42,570

2432

28,064

1653

12,238

422/102

 SNV

42,021

42,021

2398

27,683

1624

 Indel

549

549

34

381

29

Acrometrix

555

555

555

341a

341a

53

52/1

 SNV

504

504

504

317

317

 MNV/Indel

2/49

2/49

2/49

0/24

0/24

Oncospan

386

386

319

52

46

152

114/2

 SNV

357

357

297

43

38

 Indel

30

30

22

9

8

HCC1395 (somatic)

41,556

487

193

144

14

466

188

 SNV

39,536

460

186

132

13

 Indel

2020

27

7

12

1

HCC1395BL (germline)

3,577,254

21,755

NA

NA

NA

9566

NA

 SNV

3,225,512

21,381

   

 Indel

351,742

374

   
  1. aMost of the Acrometrix variants are synthetic controls. Thus, it is possible to construct a version of the material where 524 of the 555 variants have a VAF < 20%