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rs1168796234

Variant summary

Our verdict is Likely pathogenic. Variant got 6 ACMG points: 6P and 0B. PM2PP3_Strong

The NM_018010.4(IFT57):ā€‹c.1168A>Gā€‹(p.Met390Val) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.0000031 in 1,612,618 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (ā˜…).

Frequency

Genomes: š‘“ 0.0000066 ( 0 hom., cov: 32)
Exomes š‘“: 0.0000027 ( 0 hom. )

Consequence

IFT57
NM_018010.4 missense

Scores

8
7
4

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 7.39
Variant links:
Genes affected
IFT57 (HGNC:17367): (intraflagellar transport 57) Predicted to enable DNA binding activity. Acts upstream of or within activation of cysteine-type endopeptidase activity involved in apoptotic process; apoptotic process; and regulation of apoptotic process. Predicted to be located in ciliary basal body. Predicted to be part of axoneme and intraciliary transport particle B. Predicted to be active in Golgi apparatus; centrosome; and cilium. Implicated in orofaciodigital syndrome. [provided by Alliance of Genome Resources, Apr 2022]

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ACMG classification

Classification made for transcript

Verdict is Likely_pathogenic. Variant got 6 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.974

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
IFT57NM_018010.4 linkuse as main transcriptc.1168A>G p.Met390Val missense_variant 11/11 ENST00000264538.4

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
IFT57ENST00000264538.4 linkuse as main transcriptc.1168A>G p.Met390Val missense_variant 11/111 NM_018010.4 P1

Frequencies

GnomAD3 genomes
AF:
0.00000657
AC:
1
AN:
152190
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:
0.00000274
AC:
4
AN:
1460428
Hom.:
0
Cov.:
30
AF XY:
0.00000275
AC XY:
2
AN XY:
726470
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000270
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.00000657
AC:
1
AN:
152190
Hom.:
0
Cov.:
32
AF XY:
0.0000134
AC XY:
1
AN XY:
74352
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
Bravo
AF:
0.00000378

ClinVar

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

Submissions by phenotype

Orofaciodigital syndrome 18 Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingGenomic Research Center, Shahid Beheshti University of Medical SciencesMar 05, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.34
BayesDel_addAF
Pathogenic
0.36
D
BayesDel_noAF
Pathogenic
0.27
CADD
Uncertain
25
DANN
Uncertain
0.99
DEOGEN2
Pathogenic
0.84
D
Eigen
Pathogenic
0.88
Eigen_PC
Pathogenic
0.83
FATHMM_MKL
Pathogenic
0.97
D
LIST_S2
Benign
0.80
T
M_CAP
Benign
0.052
D
MetaRNN
Pathogenic
0.97
D
MetaSVM
Uncertain
0.30
D
MutationAssessor
Pathogenic
3.0
M
MutationTaster
Benign
1.0
D
PrimateAI
Uncertain
0.67
T
PROVEAN
Uncertain
-3.4
D
REVEL
Uncertain
0.59
Sift
Uncertain
0.0030
D
Sift4G
Uncertain
0.0060
D
Polyphen
1.0
D
Vest4
0.85
MutPred
0.89
Loss of disorder (P = 0.0821);
MVP
0.80
MPC
0.74
ClinPred
0.98
D
GERP RS
5.9
Varity_R
0.60
gMVP
0.53

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: rs1168796234; hg19: chr3-107881446; API