rs4451431

Variant summary

Our verdict is Benign. Variant got -20 ACMG points: 0P and 20B. BP4_StrongBP6_Very_StrongBA1

The NM_019892.6(INPP5E):​c.1802+49G>A variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.15 in 1,548,680 control chromosomes in the GnomAD database, including 18,274 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★).

Frequency

Genomes: 𝑓 0.15 ( 1962 hom., cov: 33)
Exomes 𝑓: 0.15 ( 16312 hom. )

Consequence

INPP5E
NM_019892.6 intron

Scores

2

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts B:3

Conservation

PhyloP100: -0.126
Variant links:
Genes affected
INPP5E (HGNC:21474): (inositol polyphosphate-5-phosphatase E) The protein encoded by this gene is an inositol 1,4,5-trisphosphate (InsP3) 5-phosphatase. InsP3 5-phosphatases hydrolyze Ins(1,4,5)P3, which mobilizes intracellular calcium and acts as a second messenger mediating cell responses to various stimulation. Studies of the mouse counterpart suggest that this protein may hydrolyze phosphatidylinositol 3,4,5-trisphosphate and phosphatidylinositol 3,5-bisphosphate on the cytoplasmic Golgi membrane and thereby regulate Golgi-vesicular trafficking. Mutations in this gene cause Joubert syndrome; a clinically and genetically heterogenous group of disorders characterized by midbrain-hindbrain malformation and various associated ciliopathies that include retinal dystrophy, nephronophthisis, liver fibrosis and polydactyly. Alternative splicing results in multiple transcript variants encoding different isoforms. [provided by RefSeq, Jan 2016]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -20 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.85).
BP6
Variant 9-136430228-C-T is Benign according to our data. Variant chr9-136430228-C-T is described in ClinVar as [Benign]. Clinvar id is 261200.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BA1
GnomAd4 highest subpopulation (AMR) allele frequency at 95% confidence interval = 0.217 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
INPP5ENM_019892.6 linkc.1802+49G>A intron_variant ENST00000371712.4 NP_063945.2 Q9NRR6-1
INPP5ENM_001318502.2 linkc.1799+49G>A intron_variant NP_001305431.1 Q9NRR6
INPP5EXM_017014926.2 linkc.1802+49G>A intron_variant XP_016870415.1
INPP5EXM_047423603.1 linkc.1799+49G>A intron_variant XP_047279559.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
INPP5EENST00000371712.4 linkc.1802+49G>A intron_variant 1 NM_019892.6 ENSP00000360777.3 Q9NRR6-1
INPP5EENST00000676019.1 linkc.1700+49G>A intron_variant ENSP00000501984.1 Q9NRR6-2

Frequencies

GnomAD3 genomes
AF:
0.154
AC:
23435
AN:
152092
Hom.:
1948
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.177
Gnomad AMI
AF:
0.0768
Gnomad AMR
AF:
0.223
Gnomad ASJ
AF:
0.124
Gnomad EAS
AF:
0.148
Gnomad SAS
AF:
0.157
Gnomad FIN
AF:
0.0732
Gnomad MID
AF:
0.146
Gnomad NFE
AF:
0.140
Gnomad OTH
AF:
0.155
GnomAD3 exomes
AF:
0.161
AC:
24945
AN:
154834
Hom.:
2324
AF XY:
0.156
AC XY:
12746
AN XY:
81512
show subpopulations
Gnomad AFR exome
AF:
0.178
Gnomad AMR exome
AF:
0.271
Gnomad ASJ exome
AF:
0.114
Gnomad EAS exome
AF:
0.147
Gnomad SAS exome
AF:
0.167
Gnomad FIN exome
AF:
0.0688
Gnomad NFE exome
AF:
0.144
Gnomad OTH exome
AF:
0.147
GnomAD4 exome
AF:
0.149
AC:
208116
AN:
1396470
Hom.:
16312
Cov.:
32
AF XY:
0.149
AC XY:
102456
AN XY:
688700
show subpopulations
Gnomad4 AFR exome
AF:
0.176
Gnomad4 AMR exome
AF:
0.272
Gnomad4 ASJ exome
AF:
0.115
Gnomad4 EAS exome
AF:
0.135
Gnomad4 SAS exome
AF:
0.163
Gnomad4 FIN exome
AF:
0.0736
Gnomad4 NFE exome
AF:
0.148
Gnomad4 OTH exome
AF:
0.148
GnomAD4 genome
AF:
0.154
AC:
23488
AN:
152210
Hom.:
1962
Cov.:
33
AF XY:
0.152
AC XY:
11310
AN XY:
74418
show subpopulations
Gnomad4 AFR
AF:
0.177
Gnomad4 AMR
AF:
0.223
Gnomad4 ASJ
AF:
0.124
Gnomad4 EAS
AF:
0.148
Gnomad4 SAS
AF:
0.157
Gnomad4 FIN
AF:
0.0732
Gnomad4 NFE
AF:
0.140
Gnomad4 OTH
AF:
0.154
Alfa
AF:
0.144
Hom.:
423
Bravo
AF:
0.169
Asia WGS
AF:
0.166
AC:
579
AN:
3478

ClinVar

Significance: Benign
Submissions summary: Benign:3
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not provided Benign:2
Benign, criteria provided, single submitterclinical testingGeneDxJun 26, 2018- -
Benign, criteria provided, single submitternot providedBreakthrough Genomics, Breakthrough Genomics-- -
not specified Benign:1
Benign, criteria provided, single submitterclinical testingPreventionGenetics, part of Exact Sciences-- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.85
CADD
Benign
2.7
DANN
Benign
0.59

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.010
Details are displayed if max score is > 0.2

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

Publications

LitVar

Below is the list of publications found by LitVar. It may be empty.

Other links and lift over

dbSNP: rs4451431; hg19: chr9-139324680; COSMIC: COSV65496031; API