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Table 2 Reciprocal CNVs associated with mirrored behavioral phenotypes

From: The sociability spectrum: evidence from reciprocal genetic copy number variations

Disease

Locus

Type of mutation CNV

Behavioral phenotype

Comments

Refs

 

1q21.1

Deletion

ASD

 

[110, 111]

 

1q21.1

Duplication

Psychosis/schizophrenia

 

[112]

Williams-Beuren syndrome

7q11.23

Deletion

Hypersociability

Language skill preserved

[113, 114]

7dupASD

7q11.23

Duplication

ASD

 

[115, 116]

Angelman syndrome*

15q11-q13

Deletion (paternal)

Hypersociability

Deletion paternal allele ~75% cases

LoF mutation UBE3A ~ 11 %

Language skills impaired

[117,118,119]

Prader-Willi syndrome*

15q11-q13

Deletion (maternal)

ASD

Deletion maternal allele ~ 70% cases

Maternal uniparental dysomy ~ 20 %

[120,121,122]

15q11-q13 microduplication syndrome

15q11-q13

Duplication

ASD

 

[123]

  1. *Syndromes related not only to direct CNV but also to changes in gene dosage due to gene imprinting