chr8-103140951-C-G

Variant summary

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

The NM_024812.3(BAALC):ā€‹c.54C>Gā€‹(p.Ser18Arg) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000149 in 1,540,382 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (ā˜…).

Frequency

Genomes: š‘“ 0.000033 ( 0 hom., cov: 32)
Exomes š‘“: 0.000013 ( 0 hom. )

Consequence

BAALC
NM_024812.3 missense

Scores

6
10
2

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 2.58
Variant links:
Genes affected
BAALC (HGNC:14333): (BAALC binder of MAP3K1 and KLF4) This gene was identified by gene expression studies in patients with acute myeloid leukemia (AML). The gene is conserved among mammals and is not found in lower organisms. Tissues that express this gene develop from the neuroectoderm. Multiple alternatively spliced transcript variants that encode different proteins have been described for this gene; however, some of the transcript variants are found only in AML cell lines. [provided by RefSeq, Jul 2008]
BAALC-AS2 (HGNC:28595): (BAALC antisense RNA 2)

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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
BAALCNM_024812.3 linkuse as main transcriptc.54C>G p.Ser18Arg missense_variant 1/3 ENST00000309982.10
BAALC-AS2NR_027071.1 linkuse as main transcriptn.89+303G>C intron_variant, non_coding_transcript_variant
BAALCNM_001364874.1 linkuse as main transcriptc.54C>G p.Ser18Arg missense_variant 1/4
BAALCNM_001024372.2 linkuse as main transcriptc.54C>G p.Ser18Arg missense_variant 1/2

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
BAALCENST00000309982.10 linkuse as main transcriptc.54C>G p.Ser18Arg missense_variant 1/31 NM_024812.3 P1Q8WXS3-2
BAALC-AS2ENST00000521246.3 linkuse as main transcriptn.62+508G>C intron_variant, non_coding_transcript_variant 1

Frequencies

GnomAD3 genomes
AF:
0.0000329
AC:
5
AN:
152018
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00
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:
0.0000736
Gnomad OTH
AF:
0.00
GnomAD4 exome
AF:
0.0000130
AC:
18
AN:
1388364
Hom.:
0
Cov.:
31
AF XY:
0.0000102
AC XY:
7
AN XY:
686024
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000128
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000158
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.0000329
AC:
5
AN:
152018
Hom.:
0
Cov.:
32
AF XY:
0.0000404
AC XY:
3
AN XY:
74260
show subpopulations
Gnomad4 AFR
AF:
0.00
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:
0.0000736
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.0000151

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 GeneticsJun 18, 2021The c.54C>G (p.S18R) alteration is located in exon 1 (coding exon 1) of the BAALC gene. This alteration results from a C to G substitution at nucleotide position 54, causing the serine (S) at amino acid position 18 to be replaced by an arginine (R). 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
Pathogenic
0.99
BayesDel_addAF
Pathogenic
0.18
D
BayesDel_noAF
Uncertain
0.030
CADD
Uncertain
25
DANN
Uncertain
1.0
DEOGEN2
Benign
0.14
.;.;T;.;.
Eigen
Uncertain
0.45
Eigen_PC
Uncertain
0.41
FATHMM_MKL
Uncertain
0.85
D
LIST_S2
Uncertain
0.90
D;D;D;D;D
M_CAP
Pathogenic
0.96
D
MetaRNN
Uncertain
0.55
D;D;D;D;D
MetaSVM
Uncertain
-0.080
T
MutationTaster
Benign
0.98
D;D;D;D;D;D;D
PrimateAI
Pathogenic
0.93
D
PROVEAN
Uncertain
-2.6
D;D;N;D;D
REVEL
Uncertain
0.52
Sift
Pathogenic
0.0
D;D;D;D;D
Sift4G
Pathogenic
0.0
D;D;D;D;D
Polyphen
1.0
D;.;.;.;.
Vest4
0.32
MutPred
0.56
Loss of phosphorylation at S18 (P = 0.0455);Loss of phosphorylation at S18 (P = 0.0455);Loss of phosphorylation at S18 (P = 0.0455);Loss of phosphorylation at S18 (P = 0.0455);Loss of phosphorylation at S18 (P = 0.0455);
MVP
0.82
MPC
0.48
ClinPred
1.0
D
GERP RS
4.0
Varity_R
0.75
gMVP
0.12

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: rs955443534; hg19: chr8-104153179; API