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Table 4 Definitions of hidden states in ADTEx zygosity detection HMM

From: Inferring copy number and genotype in tumour exome data

State

Copy

Copy number alteration status

Genotype

BAF

Zygosity

1

0/1

Deletion

A,B

0,1

LOH

2

2

Copy neutral with LOH

AA,BB

0,1

LOH

3

2

Normal

AB

0.5

HET

4

3

Three copies with LOH

AAA,BBB

0,1

LOH

5

3

Three copies with duplication of one allele

AAB, ABB

0.33,0.67

ASCNA

6

4

Four copies with LOH

AAAA,BBBB

0,1

LOH

7

4

Four copies with duplication of both alleles

AABB

0.5

HET

8

4

Four copies with duplication of one allele

AAAB,ABBB

0.25,0.75

ASCNA

9

5

Five copies with LOH

AAAAA,BBBBB

0,1

LOH

10

5

Five copies with duplication of one allele

AAAAB,ABBBB

0.2,0.8

ASCNA

11

5

Five copies with duplication of both alleles

AAABB,AABBB

0.4,0.6

ASCNA

12

6

Six copies with LOH

AAAAAA,BBBBBB

0,1

LOH

13

6

Six copies with duplication in one allele

AAAAAB,ABBBBB

0.17,0.83

ASCNA

14

6

Six copies with duplication in both alleles

AAABBB

0.5

HET

15

6

Six copies with duplication in both alleles

AAAABB,AABBBB

0.33,0.67

ASCNA