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GeneBe

6-33657958-A-G

Variant summary

Our verdict is Benign. Variant got -17 ACMG points: 0P and 17B. BP4_StrongBP6_Very_StrongBP7BS2

The NM_002224.4(ITPR3):ā€‹c.309A>Gā€‹(p.Gln103=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00131 in 1,613,714 control chromosomes in the GnomAD database, including 2 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (ā˜…ā˜…).

Frequency

Genomes: š‘“ 0.0011 ( 0 hom., cov: 32)
Exomes š‘“: 0.0013 ( 2 hom. )

Consequence

ITPR3
NM_002224.4 synonymous

Scores

2

Clinical Significance

Benign/Likely benign criteria provided, multiple submitters, no conflicts B:2

Conservation

PhyloP100: 2.30
Variant links:
Genes affected
ITPR3 (HGNC:6182): (inositol 1,4,5-trisphosphate receptor type 3) This gene encodes a receptor for inositol 1,4,5-trisphosphate, a second messenger that mediates the release of intracellular calcium. The receptor contains a calcium channel at the C-terminus and the ligand-binding site at the N-terminus. Knockout studies in mice suggest that type 2 and type 3 inositol 1,4,5-trisphosphate receptors play a key role in exocrine secretion underlying energy metabolism and growth. [provided by RefSeq, Aug 2010]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -17 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.55).
BP6
Variant 6-33657958-A-G is Benign according to our data. Variant chr6-33657958-A-G is described in ClinVar as [Likely_benign]. Clinvar id is 2656492.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BP7
Synonymous conserved (PhyloP=2.3 with no splicing effect.
BS2
High AC in GnomAd4 at 164 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
ITPR3NM_002224.4 linkuse as main transcriptc.309A>G p.Gln103= synonymous_variant 4/58 ENST00000605930.3

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
ITPR3ENST00000605930.3 linkuse as main transcriptc.309A>G p.Gln103= synonymous_variant 4/581 NM_002224.4 P1
ITPR3ENST00000374316.9 linkuse as main transcriptc.309A>G p.Gln103= synonymous_variant 5/595 P1

Frequencies

GnomAD3 genomes
AF:
0.00108
AC:
164
AN:
152020
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.000266
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00118
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:
0.00194
Gnomad OTH
AF:
0.00143
GnomAD3 exomes
AF:
0.00105
AC:
265
AN:
251194
Hom.:
1
AF XY:
0.00102
AC XY:
138
AN XY:
135804
show subpopulations
Gnomad AFR exome
AF:
0.000246
Gnomad AMR exome
AF:
0.000347
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000327
Gnomad FIN exome
AF:
0.0000463
Gnomad NFE exome
AF:
0.00215
Gnomad OTH exome
AF:
0.000489
GnomAD4 exome
AF:
0.00133
AC:
1947
AN:
1461694
Hom.:
2
Cov.:
32
AF XY:
0.00130
AC XY:
943
AN XY:
727162
show subpopulations
Gnomad4 AFR exome
AF:
0.000179
Gnomad4 AMR exome
AF:
0.000425
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000232
Gnomad4 FIN exome
AF:
0.0000937
Gnomad4 NFE exome
AF:
0.00169
Gnomad4 OTH exome
AF:
0.000613
GnomAD4 genome
AF:
0.00108
AC:
164
AN:
152020
Hom.:
0
Cov.:
32
AF XY:
0.000956
AC XY:
71
AN XY:
74264
show subpopulations
Gnomad4 AFR
AF:
0.000266
Gnomad4 AMR
AF:
0.00118
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00194
Gnomad4 OTH
AF:
0.00143
Alfa
AF:
0.00107
Hom.:
0
Bravo
AF:
0.000971
EpiCase
AF:
0.00218
EpiControl
AF:
0.00184

ClinVar

Significance: Benign/Likely benign
Submissions summary: Benign:2
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

ITPR3-related disorder Benign:1
Likely benign, criteria provided, single submitterclinical testingPreventionGenetics, part of Exact SciencesSep 19, 2019This variant is classified as likely benign based on ACMG/AMP sequence variant interpretation guidelines (Richards et al. 2015 PMID: 25741868, with internal and published modifications). -
not provided Benign:1
Benign, criteria provided, single submitterclinical testingCeGaT Center for Human Genetics TuebingenAug 01, 2022ITPR3: BP4, BP7, BS1, BS2 -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.55
CADD
Benign
6.9
DANN
Benign
0.33
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.020
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: rs142845743; hg19: chr6-33625735; API