Table 3. Summary of the genetic and expression of chromosomal region 15q11, 2-13.

Gene name	Description	Imprinting status	Expression level (Deletion)	Expression level (mUPD)	Comparison in two subtypes
TUBGCP5	tubulin, gamma complex associated protein 5	non-imprinted	haploinsufficiency	normal	different
CYFIP1	cytoplasmic FMR1 interacting protein 1	non-imprinted	haploinsufficiency	normal	different
NIPA2	non imprinted in Prader-Willi/Angelman syndrome 2	non-imprinted	haploinsufficiency	normal	different
NIPA1	non imprinted in Prader-Willi/Angelman syndrome 1	non-imprinted	haploinsufficiency	normal	different
GOLGA8E	golgin A8 family, member E, pseudogene	non-imprinted	haploinsufficiency	normal	different
MKRN3	makorin ring finger protein 3	paternally expressed	no expression	no expression	same
MAGEL2	MAGE-like 2	paternally expressed	no expression	no expression	same
NDN	necdin, melanoma antigen (MAGE) family member	paternally expressed	no expression	no expression	same
NPAP1	nuclear pore associated protein 1	non-imprinted	haploinsufficiency	normal	different
SNRPN	small nuclear ribonucleoprotein polypeptide N	paternally expressed	no expression	no expression	same
SNURF	SNRPN upstream reading frame	paternally expressed	no expression	no expression	same
snoRNAs	small nucleolar RNA	paternally expressed	no expression	no expression	same
UBE3A	ubiquitin protein ligase E3A	maternally expressed	normal	over expression	different
ATP10A	ATPase, class V, type 10A	maternally expressed	normal	over expression	different
GABRB3	gamma-aminobutyric acid (GABA) A receptor, beta 3	paternal biased expression	haploinsufficiency	haploinsufficiency	same
GABRA5	gamma-aminobutyric acid (GABA) A receptor, alpha 5	paternal biased expression	haploinsufficiency	haploinsufficiency	same
GABRG3	gamma-aminobutyric acid (GABA) A receptor, gamma 3	non-imprinted	haploinsufficiency	normal	different
OCA2	oculocutaneous albinism II	non-imprinted	haploinsufficiency	normal	different
GOLGA8G	golgin A8 family, member G	non-imprinted	haploinsufficiency	normal	different