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22-30870565-C-T

Variant summary

Our verdict is Benign. Variant got -15 ACMG points: 0P and 15B. BP4_StrongBP6_ModerateBP7BS1BS2

The NM_030758.4(OSBP2):​c.990C>T​(p.Leu330=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00101 in 1,614,044 control chromosomes in the GnomAD database, including 21 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★).

Frequency

Genomes: 𝑓 0.0050 ( 9 hom., cov: 32)
Exomes 𝑓: 0.00060 ( 12 hom. )

Consequence

OSBP2
NM_030758.4 synonymous

Scores

2

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: -0.226
Variant links:
Genes affected
OSBP2 (HGNC:8504): (oxysterol binding protein 2) The protein encoded by this gene contains a pleckstrin homology (PH) domain and an oxysterol-binding region. It binds oxysterols such as 7-ketocholesterol and may inhibit their cytotoxicity. Alternatively spliced transcript variants encoding multiple isoforms have been observed for this gene. [provided by RefSeq, Sep 2013]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -15 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.48).
BP6
Variant 22-30870565-C-T is Benign according to our data. Variant chr22-30870565-C-T is described in ClinVar as [Benign]. Clinvar id is 777683.Status of the report is criteria_provided_single_submitter, 1 stars.
BP7
Synonymous conserved (PhyloP=-0.226 with no splicing effect.
BS1
Variant frequency is greater than expected in population afr. gnomad4 allele frequency = 0.00496 (755/152290) while in subpopulation AFR AF= 0.0168 (698/41564). AF 95% confidence interval is 0.0158. There are 9 homozygotes in gnomad4. There are 360 alleles in male gnomad4 subpopulation. Median coverage is 32. This position pass quality control queck.
BS2
High Homozygotes in GnomAd4 at 9 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
OSBP2NM_030758.4 linkuse as main transcriptc.990C>T p.Leu330= synonymous_variant 3/14 ENST00000332585.11

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
OSBP2ENST00000332585.11 linkuse as main transcriptc.990C>T p.Leu330= synonymous_variant 3/141 NM_030758.4 A2Q969R2-1

Frequencies

GnomAD3 genomes
AF:
0.00495
AC:
753
AN:
152172
Hom.:
9
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0168
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00294
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:
0.0000882
Gnomad OTH
AF:
0.00239
GnomAD3 exomes
AF:
0.00133
AC:
332
AN:
249204
Hom.:
1
AF XY:
0.00101
AC XY:
137
AN XY:
135326
show subpopulations
Gnomad AFR exome
AF:
0.0172
Gnomad AMR exome
AF:
0.00154
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000654
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000796
Gnomad OTH exome
AF:
0.000495
GnomAD4 exome
AF:
0.000601
AC:
879
AN:
1461754
Hom.:
12
Cov.:
34
AF XY:
0.000517
AC XY:
376
AN XY:
727184
show subpopulations
Gnomad4 AFR exome
AF:
0.0191
Gnomad4 AMR exome
AF:
0.00165
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000696
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000486
Gnomad4 OTH exome
AF:
0.00154
GnomAD4 genome
AF:
0.00496
AC:
755
AN:
152290
Hom.:
9
Cov.:
32
AF XY:
0.00483
AC XY:
360
AN XY:
74462
show subpopulations
Gnomad4 AFR
AF:
0.0168
Gnomad4 AMR
AF:
0.00294
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000207
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000882
Gnomad4 OTH
AF:
0.00237
Alfa
AF:
0.00250
Hom.:
1
Bravo
AF:
0.00576
Asia WGS
AF:
0.00144
AC:
5
AN:
3478
EpiCase
AF:
0.000218
EpiControl
AF:
0.0000593

ClinVar

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

Submissions by phenotype

not provided Benign:1
Benign, criteria provided, single submitterclinical testingInvitaeNov 15, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.48
CADD
Benign
1.3
DANN
Benign
0.87

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: rs61729255; hg19: chr22-31266552; API