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GeneBe

7-66988405-T-C

Variant summary

Our verdict is Uncertain significance. Variant got 2 ACMG points: 2P and 0B. PM1

The NM_016038.4(SBDS):c.719A>G(p.Lys240Arg) variant causes a missense change. The variant allele was found at a frequency of 0.0000124 in 1,613,726 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000033 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000010 ( 0 hom. )

Consequence

SBDS
NM_016038.4 missense

Scores

1
10
8

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 7.11
Variant links:
Genes affected
SBDS (HGNC:19440): (SBDS ribosome maturation factor) This gene encodes a highly conserved protein that plays an essential role in ribosome biogenesis. The encoded protein interacts with elongation factor-like GTPase 1 to disassociate eukaryotic initiation factor 6 from the late cytoplasmic pre-60S ribosomal subunit allowing assembly of the 80S subunit. Mutations within this gene are associated with the autosomal recessive disorder Shwachman-Bodian-Diamond syndrome. This gene has a closely linked pseudogene that is distally located. [provided by RefSeq, Jan 2017]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 2 ACMG points.

PM1
In a chain Ribosome maturation protein SBDS (size 248) in uniprot entity SBDS_HUMAN there are 17 pathogenic changes around while only 2 benign (89%) in NM_016038.4

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SBDSNM_016038.4 linkuse as main transcriptc.719A>G p.Lys240Arg missense_variant 5/5 ENST00000246868.7

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SBDSENST00000246868.7 linkuse as main transcriptc.719A>G p.Lys240Arg missense_variant 5/51 NM_016038.4 P1

Frequencies

GnomAD3 genomes
AF:
0.0000329
AC:
5
AN:
152180
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000655
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:
0.0000588
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000239
AC:
6
AN:
251312
Hom.:
0
AF XY:
0.0000147
AC XY:
2
AN XY:
135854
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.0000867
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000327
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000176
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000103
AC:
15
AN:
1461546
Hom.:
0
Cov.:
31
AF XY:
0.00000825
AC XY:
6
AN XY:
727106
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.0000447
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000116
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000108
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.0000329
AC:
5
AN:
152180
Hom.:
0
Cov.:
32
AF XY:
0.0000404
AC XY:
3
AN XY:
74344
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.0000655
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000588
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000660
Hom.:
0
Bravo
AF:
0.00000378
ESP6500AA
AF:
0.00
AC:
0
ESP6500EA
AF:
0.000116
AC:
1
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 provided Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingCeGaT Center for Human Genetics TuebingenOct 01, 2017- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.092
BayesDel_addAF
Uncertain
0.021
T
BayesDel_noAF
Uncertain
-0.010
Cadd
Benign
23
Dann
Uncertain
1.0
DEOGEN2
Benign
0.26
T;T
Eigen
Benign
0.14
Eigen_PC
Benign
0.21
FATHMM_MKL
Uncertain
0.93
D
LIST_S2
Uncertain
0.93
D;D
M_CAP
Pathogenic
0.44
D
MetaRNN
Uncertain
0.46
T;T
MetaSVM
Uncertain
0.79
D
MutationAssessor
Uncertain
2.6
M;.
MutationTaster
Benign
1.0
D
PrimateAI
Uncertain
0.68
T
PROVEAN
Benign
-2.3
N;.
REVEL
Uncertain
0.57
Sift
Benign
0.14
T;.
Sift4G
Benign
0.27
T;T
Polyphen
0.30
B;.
Vest4
0.40
MVP
0.97
MPC
0.55
ClinPred
0.32
T
GERP RS
3.9
Varity_R
0.35
gMVP
0.48

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: rs377761960; hg19: chr7-66453392; API