6-33657919-T-C

Variant summary

Our verdict is Benign. Variant got -10 ACMG points: 0P and 10B. BP6_ModerateBA1

The NM_002224.4(ITPR3):​c.283-13T>C variant causes a splice polypyrimidine tract, intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.232 in 1,611,136 control chromosomes in the GnomAD database, including 45,897 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★).

Frequency

Genomes: 𝑓 0.20 ( 3762 hom., cov: 31)
Exomes 𝑓: 0.23 ( 42135 hom. )

Consequence

ITPR3
NM_002224.4 splice_polypyrimidine_tract, intron

Scores

2

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: 0.194
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 -10 ACMG points.

BP6
Variant 6-33657919-T-C is Benign according to our data. Variant chr6-33657919-T-C is described in ClinVar as [Benign]. Clinvar id is 1251103.Status of the report is criteria_provided_single_submitter, 1 stars.
BA1
GnomAd4 highest subpopulation (SAS) allele frequency at 95% confidence interval = 0.282 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
ITPR3NM_002224.4 linkuse as main transcriptc.283-13T>C splice_polypyrimidine_tract_variant, intron_variant ENST00000605930.3

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
ITPR3ENST00000605930.3 linkuse as main transcriptc.283-13T>C splice_polypyrimidine_tract_variant, intron_variant 1 NM_002224.4 P1
ITPR3ENST00000374316.9 linkuse as main transcriptc.283-13T>C splice_polypyrimidine_tract_variant, intron_variant 5 P1

Frequencies

GnomAD3 genomes
AF:
0.203
AC:
30764
AN:
151790
Hom.:
3765
Cov.:
31
show subpopulations
Gnomad AFR
AF:
0.0641
Gnomad AMI
AF:
0.242
Gnomad AMR
AF:
0.255
Gnomad ASJ
AF:
0.284
Gnomad EAS
AF:
0.280
Gnomad SAS
AF:
0.294
Gnomad FIN
AF:
0.351
Gnomad MID
AF:
0.206
Gnomad NFE
AF:
0.236
Gnomad OTH
AF:
0.174
GnomAD3 exomes
AF:
0.257
AC:
64141
AN:
249106
Hom.:
8932
AF XY:
0.260
AC XY:
34996
AN XY:
134664
show subpopulations
Gnomad AFR exome
AF:
0.0580
Gnomad AMR exome
AF:
0.329
Gnomad ASJ exome
AF:
0.267
Gnomad EAS exome
AF:
0.291
Gnomad SAS exome
AF:
0.279
Gnomad FIN exome
AF:
0.343
Gnomad NFE exome
AF:
0.237
Gnomad OTH exome
AF:
0.247
GnomAD4 exome
AF:
0.235
AC:
342860
AN:
1459228
Hom.:
42135
Cov.:
32
AF XY:
0.238
AC XY:
172447
AN XY:
725908
show subpopulations
Gnomad4 AFR exome
AF:
0.0552
Gnomad4 AMR exome
AF:
0.319
Gnomad4 ASJ exome
AF:
0.267
Gnomad4 EAS exome
AF:
0.263
Gnomad4 SAS exome
AF:
0.284
Gnomad4 FIN exome
AF:
0.336
Gnomad4 NFE exome
AF:
0.227
Gnomad4 OTH exome
AF:
0.224
GnomAD4 genome
AF:
0.203
AC:
30762
AN:
151908
Hom.:
3762
Cov.:
31
AF XY:
0.211
AC XY:
15639
AN XY:
74230
show subpopulations
Gnomad4 AFR
AF:
0.0639
Gnomad4 AMR
AF:
0.254
Gnomad4 ASJ
AF:
0.284
Gnomad4 EAS
AF:
0.281
Gnomad4 SAS
AF:
0.295
Gnomad4 FIN
AF:
0.351
Gnomad4 NFE
AF:
0.236
Gnomad4 OTH
AF:
0.173
Alfa
AF:
0.225
Hom.:
4025
Bravo
AF:
0.188
Asia WGS
AF:
0.220
AC:
767
AN:
3478

ClinVar

Significance: Benign
Submissions summary: Benign:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not provided Benign:1
Benign, criteria provided, single submitterclinical testingGeneDxMay 04, 2021- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.68
CADD
Benign
17
DANN
Benign
0.77

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.36
Details are displayed if max score is > 0.2
DS_AG_spliceai
0.36
Position offset: -33

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: rs2274200; hg19: chr6-33625696; COSMIC: COSV65407076; API