Table 1 Concordance of variants reported clinically in diagnostic WGS of 25 blood samples and WGS from 63 manufactured DBS.

From: Scalable, high quality, whole genome sequencing from archived, newborn, dried blood spots

Subject ID

Relationship to proband

Variants previously reported following diagnostic WGS

Variant classification

FTA DBS WGS

PC DBS WGS

Dx confirmeda

1

Proband

FOXP3, c.1010G>A, p.Arg337Gln

P

2

3

Y

2

Proband

None

None

1

2

 

3

Proband

Chr22:23961084-24401339del

P

1

2

Y

4

Father

None

None

2

2

 

5

Sibling

FLNA, c.2410G>A, p.Val804Ile

VUS

1

2

Y

6

Proband

FLNA, c.2410G>A p.Val804Ile; Chr2:112658998-112854380dup

VUS

1

2

Y

7

Proband

DCLRE1C, c.406G>A, p.Asp136Asn; Chr10:14983601-15065700del

LP, P

1

2

Y

8

Proband

RYR2, c.12290A>G, p.Asn4097Ser; ANK2,c.8404G>C, p.Asp2802His

VUS

1

1

Y

9

Father

RYR2, c.12290A>G, p.Asn4097Ser; ANK2,c.8404G>C, p.Asp2802His

VUS

1

1

Y

10

Proband

SMN1 Chr5:70247540-70247820x0 del; SMN2 Chr5:69372123-69372400dup

P

2

3

Y

11

Proband

TUBB3, c.1228G>A, p.Glu410Lys; Chr22:18873501-21466000del

P

3

3

Y

12

Proband

ROBO1, c.107G>T, p.Arg36Met; ROBO1, c.4610G>A, p.Gly1537Glu

VUS

1

2

Y

13

Proband

PROKR2, c.563C>T, p.Ser188Leu; Chr14:59001701-61049600dup

VUS

2

2

Y

14

Proband

HSD17B4, c.1619A>G, p.His540Arg

VUS

1

2

Y

15

Proband

None

None

1

1

 

16

Proband

None

None

 

1

 

17

Proband

None

None

 

1

 

18

Proband

EPG5, c.2066del, p.Leu689Ter

P

1

1

Y

19

Proband

EPG5, c.2066del, p.Leu689Ter

P

1

1

Y

20

Proband

None

None

1

  

21

Proband

Chr15:23512201-28700800del

P

1

 

Y

22

Proband

Chr10:81634801-89151100 del

P

1

 

Y

23

Proband

Chr2:21240919-21244369del

P

1

 

Y

24

Proband

ChrX:1422154-1423912del

P

1

 

Y

25

Proband

SMN1 Chr5:70247540-70247820x0del; SMN2 Chr5:69372122-69372400x2 dup

P

1

 

Y

  1. P pathogenic, VUS variant of uncertain significance, LP likely pathogenic, del deletion, dup duplication.
  2. aConfirmed diagnosis using standard annotation, variant alignment, and analysis pipelines as detailed in “Methods”.