3-147388874-T-G

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 2P and 4B. PM2BP4_ModerateBP6_Moderate

The NM_032153.6(ZIC4):​c.*-15A>C variant causes a splice polypyrimidine tract, intron change. The variant allele was found at a frequency of 0.000283 in 779,746 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★).

Frequency

Genomes: 𝑓 0.00093 ( 0 hom., cov: 33)
Exomes 𝑓: 0.00013 ( 0 hom. )

Consequence

ZIC4
NM_032153.6 splice_polypyrimidine_tract, intron

Scores

2

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: 4.31
Variant links:
Genes affected
ZIC4 (HGNC:20393): (Zic family member 4) This gene encodes a member of the ZIC family of C2H2-type zinc finger proteins. Members of this family are important during development, and have been associated with X-linked visceral heterotaxy and holoprosencephaly type 5. This gene is closely linked to the gene encoding zinc finger protein of the cerebellum 1, a related family member on chromosome 3. Heterozygous deletion of these linked genes is involved in Dandy-Walker malformation, which is a congenital cerebellar malformation. Multiple transcript variants have been identified for this gene. [provided by RefSeq, Dec 2009]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.29).
BP6
Variant 3-147388874-T-G is Benign according to our data. Variant chr3-147388874-T-G is described in ClinVar as [Benign]. Clinvar id is 2863667.Status of the report is criteria_provided_single_submitter, 1 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
ZIC4NM_032153.6 linkuse as main transcriptc.*-15A>C splice_polypyrimidine_tract_variant, intron_variant ENST00000383075.8 NP_115529.2
ZIC4-AS1NR_046703.1 linkuse as main transcriptn.1794T>G non_coding_transcript_exon_variant 2/2

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
ZIC4ENST00000383075.8 linkuse as main transcriptc.*-15A>C splice_polypyrimidine_tract_variant, intron_variant 1 NM_032153.6 ENSP00000372553 P2Q8N9L1-1

Frequencies

GnomAD3 genomes
AF:
0.000934
AC:
142
AN:
152096
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.00336
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000654
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:
0.00
Gnomad OTH
AF:
0.000956
GnomAD3 exomes
AF:
0.000258
AC:
64
AN:
248372
Hom.:
0
AF XY:
0.000223
AC XY:
30
AN XY:
134760
show subpopulations
Gnomad AFR exome
AF:
0.00401
Gnomad AMR exome
AF:
0.0000586
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.000126
AC:
79
AN:
627532
Hom.:
0
Cov.:
0
AF XY:
0.000111
AC XY:
38
AN XY:
341858
show subpopulations
Gnomad4 AFR exome
AF:
0.00380
Gnomad4 AMR exome
AF:
0.0000461
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000144
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000286
Gnomad4 OTH exome
AF:
0.000212
GnomAD4 genome
AF:
0.000933
AC:
142
AN:
152214
Hom.:
0
Cov.:
33
AF XY:
0.000846
AC XY:
63
AN XY:
74428
show subpopulations
Gnomad4 AFR
AF:
0.00335
Gnomad4 AMR
AF:
0.0000653
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.000946
Alfa
AF:
0.000477
Hom.:
1
Bravo
AF:
0.000990

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 testingLabcorp Genetics (formerly Invitae), LabcorpJan 15, 2024- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.29
CADD
Benign
23
DANN
Benign
0.86

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

Publications

LitVar

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

Other links and lift over

dbSNP: rs190931280; hg19: chr3-147106661; API