rs1554954774

Variant names:

• chr10-96623479-G-A
• rs1554954774
• NM_152309.3:c.1728C>T

Variant summary

Our verdict is Likely benign. The variant received -5 ACMG points: 2P and 7B. PM2 BP4_Strong BP6_Moderate BP7

The NM_152309.3(PIK3AP1):​c.1728C>T​(p.Ile576Ile) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant was absent in control chromosomes in GnomAD project. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

• Frequency: Genomes: not found (cov: 32)
• Consequence: PIK3AP1 NM_152309.3 synonymous
• Clinical Significance: Likely benign criteria provided, single submitter B:1
• Conservation: PhyloP100: 0.264
• Publications: 0 publications found

Genes affected

PIK3AP1 (HGNC:30034): (phosphoinositide-3-kinase adaptor protein 1) Predicted to enable phosphatidylinositol 3-kinase regulatory subunit binding activity and signaling receptor binding activity. Predicted to be involved in regulation of inflammatory response; regulation of signal transduction; and toll-like receptor signaling pathway. Predicted to be located in cytoplasm and membrane. Predicted to be active in cytosol. [provided by Alliance of Genome Resources, Apr 2022]

ACMG classification

Our verdict: Likely_benign. The variant received -5 ACMG points.

• PM2: Very rare variant in population databases, with high coverage
• BP4: Computational evidence support a benign effect (BayesDel_noAF=-0.66).
• BP6: Variant 10-96623479-G-A is Benign according to our data. Variant chr10-96623479-G-A is described in ClinVar as Likely_benign. ClinVar VariationId is 541758.Status of the report is criteria_provided_single_submitter, 1 stars.
• BP7: Synonymous conserved (PhyloP=0.264 with no splicing effect.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_152309.3. 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
	PIK3AP1	NM_152309.3	MANE Select	c.1728C>T	p.Ile576Ile	synonymous	Exon 11 of 17	NP_689522.2

Ensembl Transcripts

Selected	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	PIK3AP1	ENST00000339364.10	TSL:1 MANE Select	c.1728C>T	p.Ile576Ile	synonymous	Exon 11 of 17	ENSP00000339826.5
	PIK3AP1	ENST00000371109.3	TSL:1	c.525C>T	p.Ile175Ile	synonymous	Exon 4 of 10	ENSP00000360150.3
	PIK3AP1	ENST00000371110.6	TSL:2	c.1194C>T	p.Ile398Ile	synonymous	Exon 10 of 16	ENSP00000360151.2

Frequencies

GnomAD3 genomes Cov.: 32

GnomAD4 exome Cov.: 30

GnomAD4 genome Cov.: 32

ClinVar

Significance: Likely benign

Submissions summary: Benign:1

Revision: criteria provided, single submitter

Submissions by phenotype

Infantile spasms Benign:1

Jun 04, 2022

Labcorp Genetics (formerly Invitae), Labcorp

Significance: Likely benign

Review Status: criteria provided, single submitter

Collection Method: clinical testing

Computational scores

Source: dbNSFP v4.9

Name	Calibrated prediction	Score	Prediction
BayesDel_noAF	Benign	-0.66
CADD	Benign	8.9
DANN	Benign	0.76
PhyloP100		0.26

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: rs1554954774; hg19: chr10-98383236;