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GeneBe

8-143729461-C-T

Variant summary

Our verdict is Likely benign. Variant got -4 ACMG points: 0P and 4B. BP4_Strong

The NM_198488.5(FAM83H):c.448-138G>A variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000138 in 939,406 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000015 ( 0 hom. )

Consequence

FAM83H
NM_198488.5 intron

Scores

2

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 0.372
Variant links:
Genes affected
FAM83H (HGNC:24797): (family with sequence similarity 83 member H) The protein encoded by this gene plays an important role in the structural development and calcification of tooth enamel. Defects in this gene are a cause of amelogenesis imperfecta type 3 (AI3). [provided by RefSeq, Mar 2010]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -4 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.8).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
FAM83HNM_198488.5 linkuse as main transcriptc.448-138G>A intron_variant ENST00000388913.4

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
FAM83HENST00000388913.4 linkuse as main transcriptc.448-138G>A intron_variant 5 NM_198488.5 P2
FAM83HENST00000650760.1 linkuse as main transcriptc.1051-138G>A intron_variant A2

Frequencies

GnomAD3 genomes
AF:
0.00000658
AC:
1
AN:
151946
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
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:
0.0000147
Gnomad OTH
AF:
0.00
GnomAD4 exome
AF:
0.0000152
AC:
12
AN:
787460
Hom.:
0
AF XY:
0.0000172
AC XY:
7
AN XY:
407022
show subpopulations
Gnomad4 AFR exome
AF:
0.0000501
Gnomad4 AMR exome
AF:
0.0000891
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000308
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000743
Gnomad4 OTH exome
AF:
0.0000529
GnomAD4 genome
AF:
0.00000658
AC:
1
AN:
151946
Hom.:
0
Cov.:
32
AF XY:
0.00
AC XY:
0
AN XY:
74186
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000147
Gnomad4 OTH
AF:
0.00

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.80
Cadd
Benign
5.4
Dann
Benign
0.93

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: rs7821494; hg19: chr8-144811631; API