19-55303796-G-A
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Variant summary
Our verdict is Likely benign. Variant got -4 ACMG points: 0P and 4B. BS2
The NM_032430.2(BRSK1):c.1256G>A(p.Arg419Gln) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.0000313 in 1,596,086 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).
Frequency
Genomes: 𝑓 0.000039 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000030 ( 0 hom. )
Consequence
BRSK1
NM_032430.2 missense
NM_032430.2 missense
Scores
3
8
8
Clinical Significance
Conservation
PhyloP100: 9.62
Genes affected
BRSK1 (HGNC:18994): (BR serine/threonine kinase 1) Enables magnesium ion binding activity; protein serine/threonine kinase activity; and tau-protein kinase activity. Involved in mitotic G2 DNA damage checkpoint signaling and protein phosphorylation. Acts upstream of or within G2/M transition of mitotic cell cycle; peptidyl-serine phosphorylation; and response to UV. Located in cell junction; cytoplasm; and nucleoplasm. [provided by Alliance of Genome Resources, Apr 2022]
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ACMG classification
Classification made for transcript
Verdict is Likely_benign. Variant got -4 ACMG points.
BS2
High AC in GnomAd4 at 6 AD gene.
Transcripts
RefSeq
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | MANE | Protein | UniProt |
---|---|---|---|---|---|---|---|---|
BRSK1 | NM_032430.2 | c.1256G>A | p.Arg419Gln | missense_variant | 12/19 | ENST00000309383.6 | NP_115806.1 |
Ensembl
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | TSL | MANE | Protein | Appris | UniProt |
---|---|---|---|---|---|---|---|---|---|---|
BRSK1 | ENST00000309383.6 | c.1256G>A | p.Arg419Gln | missense_variant | 12/19 | 1 | NM_032430.2 | ENSP00000310649 | P1 |
Frequencies
GnomAD3 genomes AF: 0.0000394 AC: 6AN: 152154Hom.: 0 Cov.: 32
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GnomAD3 exomes AF: 0.0000214 AC: 5AN: 234140Hom.: 0 AF XY: 0.0000316 AC XY: 4AN XY: 126670
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GnomAD4 exome AF: 0.0000305 AC: 44AN: 1443814Hom.: 0 Cov.: 32 AF XY: 0.0000321 AC XY: 23AN XY: 716692
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GnomAD4 genome AF: 0.0000394 AC: 6AN: 152272Hom.: 0 Cov.: 32 AF XY: 0.0000134 AC XY: 1AN XY: 74458
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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 submitter | clinical testing | Ambry Genetics | Apr 07, 2022 | The c.1256G>A (p.R419Q) alteration is located in exon 12 (coding exon 12) of the BRSK1 gene. This alteration results from a G to A substitution at nucleotide position 1256, causing the arginine (R) at amino acid position 419 to be replaced by a glutamine (Q). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. - |
Computational scores
Source:
Name
Calibrated prediction
Score
Prediction
AlphaMissense
Uncertain
BayesDel_addAF
Benign
T
BayesDel_noAF
Benign
CADD
Pathogenic
DANN
Pathogenic
DEOGEN2
Benign
.;T;.;T
Eigen
Pathogenic
Eigen_PC
Uncertain
FATHMM_MKL
Uncertain
D
LIST_S2
Pathogenic
D;D;D;D
M_CAP
Benign
D
MetaRNN
Uncertain
T;T;T;T
MetaSVM
Uncertain
T
MutationAssessor
Uncertain
.;M;.;.
MutationTaster
Benign
N;N;N
PrimateAI
Uncertain
T
PROVEAN
Uncertain
.;D;.;N
REVEL
Benign
Sift
Benign
.;T;.;T
Sift4G
Benign
T;T;D;D
Polyphen
D;D;.;.
Vest4
MutPred
0.41
.;Loss of MoRF binding (P = 0.0413);.;.;
MVP
MPC
1.2
ClinPred
D
GERP RS
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gMVP
Splicing
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SpliceAI score (max)
Details are displayed if max score is > 0.2
Find out detailed SpliceAI scores and Pangolin per-transcript scores at