chr1-66822384-G-C

Variant summary

Our verdict is Uncertain significance. Variant got 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_024763.5(DNAI4):ā€‹c.2473C>Gā€‹(p.Pro825Ala) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000871 in 1,607,112 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (ā˜…).

Frequency

Genomes: š‘“ 0.000013 ( 0 hom., cov: 32)
Exomes š‘“: 0.0000082 ( 0 hom. )

Consequence

DNAI4
NM_024763.5 missense

Scores

2
17

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 2.47
Variant links:
Genes affected
DNAI4 (HGNC:26252): (dynein axonemal intermediate chain 4) Predicted to enable dynein heavy chain binding activity and dynein light chain binding activity. Predicted to be involved in axonemal dynein complex assembly and cilium movement. Predicted to act upstream of or within hematopoietic progenitor cell differentiation. Predicted to be located in axoneme; dynein axonemal particle; and motile cilium. Predicted to be part of axonemal dynein complex. [provided by Alliance of Genome Resources, Apr 2022]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 0 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.09637132).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
DNAI4NM_024763.5 linkuse as main transcriptc.2473C>G p.Pro825Ala missense_variant 16/17 ENST00000371026.8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
DNAI4ENST00000371026.8 linkuse as main transcriptc.2473C>G p.Pro825Ala missense_variant 16/171 NM_024763.5 P1Q5VTH9-1
DNAI4ENST00000464352.6 linkuse as main transcriptc.1672C>G p.Pro558Ala missense_variant 11/122
DNAI4ENST00000491297.6 linkuse as main transcriptc.*2415C>G 3_prime_UTR_variant, NMD_transcript_variant 13/142

Frequencies

GnomAD3 genomes
AF:
0.0000132
AC:
2
AN:
152044
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:
0.000192
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000367
AC:
9
AN:
245080
Hom.:
0
AF XY:
0.0000227
AC XY:
3
AN XY:
132380
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.000499
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:
0.00000825
AC:
12
AN:
1455068
Hom.:
0
Cov.:
32
AF XY:
0.00000553
AC XY:
4
AN XY:
723620
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.000253
Gnomad4 SAS exome
AF:
0.0000118
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
9.01e-7
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.0000132
AC:
2
AN:
152044
Hom.:
0
Cov.:
32
AF XY:
0.00
AC XY:
0
AN XY:
74260
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.0000655
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.000192
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.0000340
ExAC
AF:
0.0000494
AC:
6

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 GeneticsFeb 13, 2024The c.2473C>G (p.P825A) alteration is located in exon 16 (coding exon 16) of the WDR78 gene. This alteration results from a C to G substitution at nucleotide position 2473, causing the proline (P) at amino acid position 825 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
0.17
BayesDel_addAF
Benign
-0.32
T
BayesDel_noAF
Benign
-0.37
CADD
Benign
19
DANN
Benign
0.93
DEOGEN2
Benign
0.011
T;.
Eigen
Benign
-0.00025
Eigen_PC
Benign
0.13
FATHMM_MKL
Uncertain
0.85
D
LIST_S2
Benign
0.69
T;T
M_CAP
Benign
0.0030
T
MetaRNN
Benign
0.096
T;T
MetaSVM
Benign
-1.1
T
MutationAssessor
Benign
1.7
L;.
MutationTaster
Benign
0.96
N;N
PrimateAI
Benign
0.40
T
PROVEAN
Uncertain
-2.9
D;D
REVEL
Benign
0.064
Sift
Benign
0.059
T;T
Sift4G
Benign
0.34
T;T
Polyphen
0.23
B;.
Vest4
0.19
MutPred
0.34
Gain of sheet (P = 0.0477);.;
MVP
0.58
MPC
0.11
ClinPred
0.080
T
GERP RS
4.8
Varity_R
0.083
gMVP
0.19

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: rs755437512; hg19: chr1-67288067; API