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GeneBe

12-25123217-A-C

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 2P and 4B. PM2BP4_Strong

The NM_018272.5(DNAI7):c.1072T>G(p.Ser358Ala) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000378 in 1,585,422 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 15/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000013 ( 0 hom., cov: 32)
Exomes 𝑓: 0.0000028 ( 0 hom. )

Consequence

DNAI7
NM_018272.5 missense

Scores

17

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: -0.232
Variant links:
Genes affected
DNAI7 (HGNC:29599): (dynein axonemal intermediate chain 7) Predicted to enable beta-tubulin binding activity and microtubule binding activity. Predicted to be located in cilium; cytoplasm; and microtubule cytoskeleton. Predicted to be part of axonemal dynein complex. Predicted to be active in axoneme. [provided by Alliance of Genome Resources, Apr 2022]

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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 (MetaRNN=0.053210407).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
DNAI7NM_018272.5 linkuse as main transcriptc.1072T>G p.Ser358Ala missense_variant 10/16 ENST00000395987.8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
DNAI7ENST00000395987.8 linkuse as main transcriptc.1072T>G p.Ser358Ala missense_variant 10/161 NM_018272.5 A1

Frequencies

GnomAD3 genomes
AF:
0.0000131
AC:
2
AN:
152230
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000655
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:
0.000478
GnomAD3 exomes
AF:
0.00000422
AC:
1
AN:
236794
Hom.:
0
AF XY:
0.00000780
AC XY:
1
AN XY:
128186
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000363
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000279
AC:
4
AN:
1433192
Hom.:
0
Cov.:
26
AF XY:
0.00000280
AC XY:
2
AN XY:
714056
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.0000473
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000120
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00
Gnomad4 OTH exome
AF:
0.0000169
GnomAD4 genome
AF:
0.0000131
AC:
2
AN:
152230
Hom.:
0
Cov.:
32
AF XY:
0.0000134
AC XY:
1
AN XY:
74374
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.0000655
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:
0.000478
Bravo
AF:
0.00000756
ExAC
AF:
0.00000824
AC:
1

ClinVar

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

Submissions by phenotype

not specified Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAmbry GeneticsJul 13, 2022The c.1072T>G (p.S358A) alteration is located in exon 10 (coding exon 10) of the CASC1 gene. This alteration results from a T to G substitution at nucleotide position 1072, causing the serine (S) at amino acid position 358 to be replaced by an alanine (A). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.063
BayesDel_addAF
Benign
-0.37
T
BayesDel_noAF
Benign
-0.66
Cadd
Benign
1.2
Dann
Benign
0.27
Eigen
Benign
-1.2
Eigen_PC
Benign
-1.2
FATHMM_MKL
Benign
0.017
N
LIST_S2
Benign
0.41
T;T;T;T;T
M_CAP
Benign
0.0045
T
MetaRNN
Benign
0.053
T;T;T;T;T
MetaSVM
Benign
-1.0
T
MutationTaster
Benign
1.0
N;N;N;N;N;N
PrimateAI
Benign
0.32
T
PROVEAN
Benign
-0.49
N;N;N;N;N
REVEL
Benign
0.041
Sift
Benign
0.72
T;T;T;T;T
Sift4G
Benign
0.77
T;T;T;T;T
Polyphen
0.0080
B;B;B;.;.
Vest4
0.15
MutPred
0.43
.;Gain of catalytic residue at Q361 (P = 0.0394);.;.;.;
MVP
0.18
MPC
0.048
ClinPred
0.039
T
GERP RS
-1.7
Varity_R
0.033
gMVP
0.15

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: rs780365545; hg19: chr12-25276151; API