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GeneBe

1-223223573-C-T

Variant summary

Our verdict is Uncertain significance. Variant got 2 ACMG points: 2P and 0B. PM2

The NM_017982.4(SUSD4):c.1120G>A(p.Val374Ile) variant causes a missense change. The variant allele was found at a frequency of 0.0000174 in 1,613,040 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000026 ( 0 hom., cov: 33)
Exomes 𝑓: 0.000016 ( 0 hom. )

Consequence

SUSD4
NM_017982.4 missense

Scores

5
3
10

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 6.44
Variant links:
Genes affected
SUSD4 (HGNC:25470): (sushi domain containing 4) Involved in negative regulation of complement activation, alternative pathway and negative regulation of complement activation, classical pathway. Predicted to be located in extracellular region. Predicted to be integral component of membrane. [provided by Alliance of Genome Resources, Apr 2022]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SUSD4NM_017982.4 linkuse as main transcriptc.1120G>A p.Val374Ile missense_variant 8/9 ENST00000366878.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SUSD4ENST00000366878.9 linkuse as main transcriptc.1120G>A p.Val374Ile missense_variant 8/91 NM_017982.4 P1Q5VX71-1

Frequencies

GnomAD3 genomes
AF:
0.0000263
AC:
4
AN:
152254
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.0000723
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
GnomAD3 exomes
AF:
0.0000164
AC:
4
AN:
243690
Hom.:
0
AF XY:
0.0000226
AC XY:
3
AN XY:
132632
show subpopulations
Gnomad AFR exome
AF:
0.0000662
Gnomad AMR exome
AF:
0.0000292
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000329
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.000169
GnomAD4 exome
AF:
0.0000164
AC:
24
AN:
1460786
Hom.:
0
Cov.:
31
AF XY:
0.0000179
AC XY:
13
AN XY:
726638
show subpopulations
Gnomad4 AFR exome
AF:
0.0000896
Gnomad4 AMR exome
AF:
0.0000224
Gnomad4 ASJ exome
AF:
0.0000383
Gnomad4 EAS exome
AF:
0.0000756
Gnomad4 SAS exome
AF:
0.0000813
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000630
Gnomad4 OTH exome
AF:
0.0000331
GnomAD4 genome
AF:
0.0000263
AC:
4
AN:
152254
Hom.:
0
Cov.:
33
AF XY:
0.0000134
AC XY:
1
AN XY:
74382
show subpopulations
Gnomad4 AFR
AF:
0.0000723
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:
0.0000227
ExAC
AF:
0.0000165
AC:
2

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 GeneticsMay 08, 2023The c.1120G>A (p.V374I) alteration is located in exon 8 (coding exon 7) of the SUSD4 gene. This alteration results from a G to A substitution at nucleotide position 1120, causing the valine (V) at amino acid position 374 to be replaced by an isoleucine (I). 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
0.15
BayesDel_addAF
Benign
-0.21
T
BayesDel_noAF
Benign
-0.35
Cadd
Pathogenic
28
Dann
Pathogenic
1.0
DEOGEN2
Benign
0.054
T;T;.;.
Eigen
Pathogenic
0.76
Eigen_PC
Pathogenic
0.73
FATHMM_MKL
Pathogenic
0.98
D
M_CAP
Benign
0.031
D
MetaRNN
Uncertain
0.55
D;D;D;D
MetaSVM
Benign
-0.46
T
MutationAssessor
Benign
1.0
L;L;.;.
MutationTaster
Benign
1.0
D;D;D
PrimateAI
Uncertain
0.63
T
PROVEAN
Benign
-0.63
N;N;.;.
REVEL
Benign
0.17
Sift
Uncertain
0.0060
D;D;.;.
Sift4G
Pathogenic
0.0
D;D;D;D
Polyphen
1.0
D;D;.;.
Vest4
0.66
MVP
0.38
MPC
0.62
ClinPred
0.35
T
GERP RS
5.2
Varity_R
0.17
gMVP
0.28

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.020
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: rs778519980; hg19: chr1-223396915; API