NM_020845.3:c.79-3455G>T

Variant names:

• chr12-123017497-C-A
• rs12425009
• NM_020845.3:c.79-3455G>T

Variant summary

Our verdict is Benign. The variant received -8 ACMG points: 0P and 8B. BP4_Strong BS2

The NM_020845.3(PITPNM2):​c.79-3455G>T variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000526 in 152,028 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

• Frequency: Genomes: 𝑓 0.000053 (0 hom., cov: 33)
• Consequence: PITPNM2 NM_020845.3 intron
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: 0.174
• Publications: 11 publications found

Genes affected

PITPNM2 (HGNC:21044): (phosphatidylinositol transfer protein membrane associated 2) PITPNM2 belongs to a family of membrane-associated phosphatidylinositol transfer domain-containing proteins that share homology with the Drosophila retinal degeneration B (rdgB) protein (Ocaka et al., 2005 [PubMed 15627748]).[supplied by OMIM, Mar 2008]

ACMG classification

Our verdict: Benign. The variant received -8 ACMG points.

• BP4: Computational evidence support a benign effect (BayesDel_noAF=-0.85).
• BS2: High AC in GnomAd4 at 8 AD gene.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_020845.3. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Selected	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	PITPNM2	NM_020845.3	MANE Select	c.79-3455G>T		intron	N/A	NP_065896.1
	PITPNM2	NM_001384660.1		c.79-3455G>T		intron	N/A	NP_001371589.1
	PITPNM2	NM_001300801.2		c.79-3455G>T		intron	N/A	NP_001287730.1

Ensembl Transcripts

Selected	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	PITPNM2	ENST00000320201.10	TSL:5 MANE Select	c.79-3455G>T		intron	N/A	ENSP00000322218.4
	PITPNM2	ENST00000451868.2	TSL:1	n.319-3455G>T		intron	N/A
	PITPNM2	ENST00000280562.9	TSL:5	c.79-3455G>T		intron	N/A	ENSP00000280562.5

Frequencies

GnomAD3 genomes AF: 0.0000526 AC: 8 AN: 152028 Hom.: 0 Cov.: 33

Gnomad AFR AF: 0.00

Gnomad AMI AF: 0.00

Gnomad AMR AF: 0.00

Gnomad ASJ AF: 0.00

Gnomad EAS AF: 0.00

Gnomad SAS AF: 0.00

Gnomad FIN AF: 0.00

Gnomad MID AF: 0.00

Gnomad NFE AF: 0.000118

Gnomad OTH AF: 0.00

We have no GnomAD4 exomes data on this position. Probably position not covered by the project.

GnomAD4 genome AF: 0.0000526 AC: 8 AN: 152028 Hom.: 0 Cov.: 33 AF XY: 0.0000539 AC XY: 4 AN XY: 74256

African (AFR) AF: 0.00 AC: 0 AN: 41360

American (AMR) AF: 0.00 AC: 0 AN: 15268

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 3470

East Asian (EAS) AF: 0.00 AC: 0 AN: 5186

South Asian (SAS) AF: 0.00 AC: 0 AN: 4836

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 10576

Middle Eastern (MID) AF: 0.00 AC: 0 AN: 316

European-Non Finnish (NFE) AF: 0.000118 AC: 8 AN: 68012

Other (OTH) AF: 0.00 AC: 0 AN: 2092

Alfa AF: 0.0000417 Hom.: 45201

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.9

Name	Calibrated prediction	Score	Prediction
BayesDel_noAF	Benign	-0.85
CADD	Benign	13
DANN	Benign	0.47
PhyloP100		0.17

Splicing

Name	Calibrated prediction	Score	Prediction
SpliceAI score (max)		0.0		Details are displayed if max score is > 0.2

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Other links and lift over

dbSNP: rs12425009; hg19: chr12-123502044;