2-219055315-A-G

Variant summary

Our verdict is Benign. Variant got -21 ACMG points: 0P and 21B. BP4_StrongBP6_Very_StrongBP7BA1

The ENST00000295731.7(IHH):ā€‹c.1128T>Cā€‹(p.Thr376=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.815 in 1,612,922 control chromosomes in the GnomAD database, including 537,795 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (ā˜…ā˜…).

Frequency

Genomes: š‘“ 0.86 ( 56256 hom., cov: 35)
Exomes š‘“: 0.81 ( 481539 hom. )

Consequence

IHH
ENST00000295731.7 synonymous

Scores

2

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts B:6

Conservation

PhyloP100: 0.798
Variant links:
Genes affected
IHH (HGNC:5956): (Indian hedgehog signaling molecule) This gene encodes a member of the hedgehog family of proteins. The encoded preproprotein is proteolytically processed to generate multiple protein products, including an N-terminal fragment that is involved in signaling. Hedgehog family proteins are essential secreted signaling molecules that regulate a variety of developmental processes including growth, patterning and morphogenesis. The protein encoded by this gene specifically plays a role in bone growth and differentiation. Mutations in this gene are the cause of brachydactyly type A1, which is characterized by shortening or malformation of the fingers and toes. Mutations in this gene are also the cause of acrocapitofemoral dysplasia. [provided by RefSeq, Nov 2015]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -21 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.8).
BP6
Variant 2-219055315-A-G is Benign according to our data. Variant chr2-219055315-A-G is described in ClinVar as [Benign]. Clinvar id is 593247.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BP7
Synonymous conserved (PhyloP=0.798 with no splicing effect.
BA1
GnomAd4 highest subpopulation (AFR) allele frequency at 95% confidence interval = 0.953 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
IHHNM_002181.4 linkuse as main transcriptc.1128T>C p.Thr376= synonymous_variant 3/3 ENST00000295731.7 NP_002172.2

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
IHHENST00000295731.7 linkuse as main transcriptc.1128T>C p.Thr376= synonymous_variant 3/31 NM_002181.4 ENSP00000295731 P1

Frequencies

GnomAD3 genomes
AF:
0.856
AC:
130272
AN:
152186
Hom.:
56199
Cov.:
35
show subpopulations
Gnomad AFR
AF:
0.961
Gnomad AMI
AF:
0.707
Gnomad AMR
AF:
0.836
Gnomad ASJ
AF:
0.749
Gnomad EAS
AF:
0.907
Gnomad SAS
AF:
0.822
Gnomad FIN
AF:
0.875
Gnomad MID
AF:
0.718
Gnomad NFE
AF:
0.801
Gnomad OTH
AF:
0.828
GnomAD3 exomes
AF:
0.835
AC:
207168
AN:
248116
Hom.:
86872
AF XY:
0.829
AC XY:
111703
AN XY:
134794
show subpopulations
Gnomad AFR exome
AF:
0.965
Gnomad AMR exome
AF:
0.867
Gnomad ASJ exome
AF:
0.749
Gnomad EAS exome
AF:
0.919
Gnomad SAS exome
AF:
0.813
Gnomad FIN exome
AF:
0.878
Gnomad NFE exome
AF:
0.800
Gnomad OTH exome
AF:
0.796
GnomAD4 exome
AF:
0.811
AC:
1184656
AN:
1460618
Hom.:
481539
Cov.:
69
AF XY:
0.810
AC XY:
588270
AN XY:
726596
show subpopulations
Gnomad4 AFR exome
AF:
0.962
Gnomad4 AMR exome
AF:
0.859
Gnomad4 ASJ exome
AF:
0.749
Gnomad4 EAS exome
AF:
0.877
Gnomad4 SAS exome
AF:
0.813
Gnomad4 FIN exome
AF:
0.876
Gnomad4 NFE exome
AF:
0.801
Gnomad4 OTH exome
AF:
0.813
GnomAD4 genome
AF:
0.856
AC:
130387
AN:
152304
Hom.:
56256
Cov.:
35
AF XY:
0.859
AC XY:
64010
AN XY:
74476
show subpopulations
Gnomad4 AFR
AF:
0.961
Gnomad4 AMR
AF:
0.835
Gnomad4 ASJ
AF:
0.749
Gnomad4 EAS
AF:
0.908
Gnomad4 SAS
AF:
0.822
Gnomad4 FIN
AF:
0.875
Gnomad4 NFE
AF:
0.801
Gnomad4 OTH
AF:
0.828
Alfa
AF:
0.809
Hom.:
63417
Bravo
AF:
0.858
Asia WGS
AF:
0.840
AC:
2920
AN:
3478
EpiCase
AF:
0.786
EpiControl
AF:
0.790

ClinVar

Significance: Benign
Submissions summary: Benign:6
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not specified Benign:3
Benign, no assertion criteria providedclinical testingClinical Genetics DNA and cytogenetics Diagnostics Lab, Erasmus MC, Erasmus Medical Center-- -
Benign, criteria provided, single submitterclinical testingEurofins Ntd Llc (ga)Jul 31, 2018- -
Benign, no assertion criteria providedclinical testingDiagnostic Laboratory, Department of Genetics, University Medical Center Groningen-- -
not provided Benign:2
Benign, criteria provided, single submitterclinical testingLabcorp Genetics (formerly Invitae), LabcorpJan 31, 2024- -
Benign, criteria provided, single submitternot providedBreakthrough Genomics, Breakthrough Genomics-- -
Acrocapitofemoral dysplasia Benign:1
Benign, criteria provided, single submitterclinical testingGenome-Nilou LabAug 10, 2021- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.80
CADD
Benign
4.8
DANN
Benign
0.58

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: rs394452; hg19: chr2-219920037; COSMIC: COSV55392655; COSMIC: COSV55392655; API