Prenatal diagnosis of complete maternal uniparental isodisomy of chromosome 4 in a fetus without congenital abnormality or inherited disease-associated variations

Table 3 Four rare homozygous variants on chromosome 4

Gene Symbol	Position	Variation Type	Transcript Variant	Protein Variant	SIFT Function Prediction	PolyPhen-2 Function Prediction	Classification
KIAA1211	57180473	Deletion	c.805delC	p.L269fsX13			Uncertain Significance
MMRN1	90855967	SNV	c.1136A > T	p.K379I	Damaging	Possibly Damaging	Uncertain Significance
SLC25A31	128665845	SNV	c.251G > A	p.R84H	Damaging	Possibly Damaging	Uncertain Significance
NPY5R	164272419	Deletion	c.997delG	p.V333fsX7			Uncertain Significance

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