chr11-123606637-C-T

Variant summary

Our verdict is Likely benign. Variant got -4 ACMG points: 2P and 6B. PM2BP4_StrongBP6_Moderate

The NM_001387025.1(GRAMD1B):​c.1352C>T​(p.Ala451Val) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000109 in 1,612,074 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/20 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.00016 ( 0 hom., cov: 33)
Exomes 𝑓: 0.00010 ( 0 hom. )

Consequence

GRAMD1B
NM_001387025.1 missense

Scores

18

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: 1.94
Variant links:
Genes affected
GRAMD1B (HGNC:29214): (GRAM domain containing 1B) Predicted to enable cholesterol binding activity; cholesterol transfer activity; and phospholipid binding activity. Predicted to be involved in cellular response to cholesterol and cholesterol homeostasis. Located in endoplasmic reticulum membrane; endoplasmic reticulum-plasma membrane contact site; and plasma membrane. [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.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.017593384).
BP6
Variant 11-123606637-C-T is Benign according to our data. Variant chr11-123606637-C-T is described in ClinVar as [Likely_benign]. Clinvar id is 3282576.Status of the report is criteria_provided_single_submitter, 1 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
GRAMD1BNM_001387025.1 linkuse as main transcriptc.1352C>T p.Ala451Val missense_variant 11/20 ENST00000635736.2 NP_001373954.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
GRAMD1BENST00000635736.2 linkuse as main transcriptc.1352C>T p.Ala451Val missense_variant 11/205 NM_001387025.1 ENSP00000490062 P1

Frequencies

GnomAD3 genomes
AF:
0.000158
AC:
24
AN:
152156
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.000483
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000207
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000441
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000448
AC:
11
AN:
245784
Hom.:
0
AF XY:
0.0000375
AC XY:
5
AN XY:
133272
show subpopulations
Gnomad AFR exome
AF:
0.000331
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.000101
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000269
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.000104
AC:
152
AN:
1459800
Hom.:
0
Cov.:
31
AF XY:
0.0000909
AC XY:
66
AN XY:
725898
show subpopulations
Gnomad4 AFR exome
AF:
0.000359
Gnomad4 AMR exome
AF:
0.0000225
Gnomad4 ASJ exome
AF:
0.0000383
Gnomad4 EAS exome
AF:
0.0000252
Gnomad4 SAS exome
AF:
0.000105
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.000113
Gnomad4 OTH exome
AF:
0.0000332
GnomAD4 genome
AF:
0.000158
AC:
24
AN:
152274
Hom.:
0
Cov.:
33
AF XY:
0.000148
AC XY:
11
AN XY:
74460
show subpopulations
Gnomad4 AFR
AF:
0.000481
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000207
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000441
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000956
Hom.:
0
Bravo
AF:
0.000117
ExAC
AF:
0.0000662
AC:
8
Asia WGS
AF:
0.000289
AC:
1
AN:
3478

ClinVar

Significance: Likely benign
Submissions summary: Benign:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not specified Benign:1
Likely benign, criteria provided, single submitterclinical testingAmbry GeneticsMay 06, 2024This alteration is classified as likely benign based on a combination of the following: seen in unaffected individuals, population frequency, intact protein function, lack of segregation with disease, co-occurrence, RNA analysis, in silico models, amino acid conservation, lack of disease association in case-control studies, and/or the mechanism of disease or impacted region is inconsistent with a known cause of pathogenicity. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.059
BayesDel_addAF
Benign
-0.47
T
BayesDel_noAF
Benign
-0.61
CADD
Benign
15
DANN
Benign
0.95
DEOGEN2
Benign
0.0098
T;T;T;.;T;T;.;.;.
Eigen
Benign
-0.71
Eigen_PC
Benign
-0.55
FATHMM_MKL
Benign
0.29
N
LIST_S2
Benign
0.80
T;T;T;T;T;T;T;T;T
M_CAP
Benign
0.013
T
MetaRNN
Benign
0.018
T;T;T;T;T;T;T;T;T
MetaSVM
Benign
-1.0
T
MutationTaster
Benign
1.0
N;N;N;N
PrimateAI
Benign
0.35
T
PROVEAN
Benign
-0.17
.;.;.;N;N;N;N;N;.
REVEL
Benign
0.035
Sift
Benign
0.56
.;.;.;T;T;T;T;T;.
Sift4G
Benign
0.66
.;.;.;T;T;T;T;T;.
Polyphen
0.0010
.;.;.;.;.;B;.;.;.
Vest4
0.073, 0.078, 0.059, 0.047
MVP
0.043
MPC
0.36
ClinPred
0.033
T
GERP RS
1.6
Varity_R
0.022
gMVP
0.27

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: rs532856454; hg19: chr11-123477345; COSMIC: COSV100454750; COSMIC: COSV100454750; API