chr9-124976185-T-C

Variant summary

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

The NM_001144877.3(SCAI):ā€‹c.1328A>Gā€‹(p.Asn443Ser) variant causes a missense, splice region change. The variant was absent in control chromosomes in GnomAD project. In-silico tool predicts a benign outcome for this variant. 14/23 in silico tools predict a benign outcome for this variant. 3/3 splice prediction tools predict no significant impact on normal splicing. Variant has been reported in ClinVar as Uncertain significance (ā˜…).

Frequency

Genomes: not found (cov: 32)
Exomes š‘“: 0.0 ( 0 hom. )
Failed GnomAD Quality Control

Consequence

SCAI
NM_001144877.3 missense, splice_region

Scores

2
3
14
Splicing: ADA: 0.5604
2

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 7.02
Variant links:
Genes affected
SCAI (HGNC:26709): (suppressor of cancer cell invasion) This gene encodes a regulator of cell migration. The encoded protein appears to function in the RhoA (ras homolog gene family, member A)-Dia1 (diaphanous homolog 1) signal transduction pathway. Alternatively spliced transcript variants have been described. [provided by RefSeq, Feb 2010]

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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=0.25951436).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SCAINM_001144877.3 linkuse as main transcriptc.1328A>G p.Asn443Ser missense_variant, splice_region_variant 15/18 ENST00000336505.11

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SCAIENST00000336505.11 linkuse as main transcriptc.1328A>G p.Asn443Ser missense_variant, splice_region_variant 15/181 NM_001144877.3 P1Q8N9R8-1

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD4 exome
Data not reliable, filtered out with message: AC0
AF:
0.00
AC:
0
AN:
1442550
Hom.:
0
Cov.:
26
AF XY:
0.00
AC XY:
0
AN XY:
718818
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:
0.00
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
32
EpiCase
AF:
0.0000545
EpiControl
AF:
0.00

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 GeneticsDec 06, 2022The c.1397A>G (p.N466S) alteration is located in exon 16 (coding exon 16) of the SCAI gene. This alteration results from a A to G substitution at nucleotide position 1397, causing the asparagine (N) at amino acid position 466 to be replaced by a serine (S). 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
0.18
BayesDel_addAF
Benign
-0.21
T
BayesDel_noAF
Benign
-0.54
CADD
Benign
23
DANN
Uncertain
1.0
DEOGEN2
Benign
0.020
T;.
Eigen
Benign
0.17
Eigen_PC
Uncertain
0.28
FATHMM_MKL
Pathogenic
0.98
D
LIST_S2
Uncertain
0.94
D;D
M_CAP
Benign
0.020
T
MetaRNN
Benign
0.26
T;T
MetaSVM
Benign
-1.1
T
MutationAssessor
Benign
1.3
L;.
MutationTaster
Benign
1.0
D;D
PrimateAI
Pathogenic
0.82
D
PROVEAN
Benign
-2.1
N;N
REVEL
Benign
0.15
Sift
Benign
0.35
T;T
Sift4G
Benign
0.35
T;T
Polyphen
0.58
P;P
Vest4
0.52
MutPred
0.30
Gain of ubiquitination at K442 (P = 0.102);.;
MVP
0.14
MPC
0.61
ClinPred
0.94
D
GERP RS
5.0
Varity_R
0.20
gMVP
0.45

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.56
dbscSNV1_RF
Benign
0.66
SpliceAI score (max)
0.010
Details are displayed if max score is > 0.2

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

No publications associated with this variant yet.

Other links and lift over

hg19: chr9-127738464; API