chr12-111644248-C-T

Variant summary

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

The NM_006768.5(BRAP):​c.1730G>A​(p.Gly577Asp) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000547 in 1,461,376 control chromosomes in the GnomAD database, including 1 homozygotes. 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: not found (cov: 31)
Exomes 𝑓: 0.0000055 ( 1 hom. )

Consequence

BRAP
NM_006768.5 missense

Scores

19

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 0.668
Variant links:
Genes affected
BRAP (HGNC:1099): (BRCA1 associated protein) The protein encoded by this gene was identified by its ability to bind to the nuclear localization signal of BRCA1 and other proteins. It is a cytoplasmic protein which may regulate nuclear targeting by retaining proteins with a nuclear localization signal in the cytoplasm. [provided by RefSeq, Jul 2008]

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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=0.08073297).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
BRAPNM_006768.5 linkuse as main transcriptc.1730G>A p.Gly577Asp missense_variant 12/12 ENST00000419234.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
BRAPENST00000419234.9 linkuse as main transcriptc.1730G>A p.Gly577Asp missense_variant 12/121 NM_006768.5 P1Q7Z569-1
BRAPENST00000327551.6 linkuse as main transcriptc.1640G>A p.Gly547Asp missense_variant 12/121

Frequencies

GnomAD3 genomes
Cov.:
31
GnomAD3 exomes
AF:
0.0000199
AC:
5
AN:
251018
Hom.:
1
AF XY:
0.00
AC XY:
0
AN XY:
135736
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.000145
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
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:
0.00000547
AC:
8
AN:
1461376
Hom.:
1
Cov.:
31
AF XY:
0.00000275
AC XY:
2
AN XY:
727012
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.000134
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:
0.00000180
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
31
Bravo
AF:
0.00000756

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 GeneticsOct 02, 2023The c.1730G>A (p.G577D) alteration is located in exon 12 (coding exon 12) of the BRAP gene. This alteration results from a G to A substitution at nucleotide position 1730, causing the glycine (G) at amino acid position 577 to be replaced by an aspartic acid (D). 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
0.21
BayesDel_addAF
Benign
-0.37
T
BayesDel_noAF
Benign
-0.51
CADD
Benign
9.9
DANN
Benign
0.95
DEOGEN2
Benign
0.34
T;T
Eigen
Benign
-0.65
Eigen_PC
Benign
-0.60
FATHMM_MKL
Benign
0.29
N
LIST_S2
Benign
0.56
T;T
M_CAP
Benign
0.021
T
MetaRNN
Benign
0.081
T;T
MetaSVM
Benign
-1.0
T
MutationAssessor
Benign
1.8
L;.
MutationTaster
Benign
1.0
N;N;N
PrimateAI
Benign
0.34
T
PROVEAN
Benign
-0.38
N;N
REVEL
Benign
0.065
Sift
Benign
0.36
T;T
Sift4G
Benign
0.51
T;T
Polyphen
0.079
B;.
Vest4
0.12
MutPred
0.29
Gain of catalytic residue at G576 (P = 0.0017);.;
MVP
0.49
MPC
0.17
ClinPred
0.048
T
GERP RS
3.9
Varity_R
0.038
gMVP
0.40

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: rs1332115393; hg19: chr12-112082052; API