2-96129826-C-T

Variant summary

Our verdict is Benign. Variant got -10 ACMG points: 0P and 10B. BP4_StrongBP6_ModerateBS2

The NM_001002036.4(ASTL):​c.872G>A​(p.Arg291Lys) variant causes a missense, splice region change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000624 in 1,543,048 control chromosomes in the GnomAD database, including 9 homozygotes. In-silico tool predicts a benign outcome for this variant. 17/22 in silico tools predict a benign outcome for this variant. 3/3 splice prediction tools predict no significant impact on normal splicing. Variant has been reported in ClinVar as Benign (★).

Frequency

Genomes: 𝑓 0.0035 ( 4 hom., cov: 33)
Exomes 𝑓: 0.00031 ( 5 hom. )

Consequence

ASTL
NM_001002036.4 missense, splice_region

Scores

18
Splicing: ADA: 0.00002412
2

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: -1.03
Variant links:
Genes affected
ASTL (HGNC:31704): (astacin like metalloendopeptidase) Predicted to enable aspartic-type peptidase activity; glutamic-type peptidase activity; and metalloendopeptidase activity. Predicted to be involved in several processes, including negative regulation of binding activity of sperm to zona pellucida; positive regulation of protein processing; and prevention of polyspermy. Predicted to be located in cortical granule and plasma membrane. [provided by Alliance of Genome Resources, Apr 2022]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -10 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.004239768).
BP6
Variant 2-96129826-C-T is Benign according to our data. Variant chr2-96129826-C-T is described in ClinVar as [Benign]. Clinvar id is 791863.Status of the report is criteria_provided_single_submitter, 1 stars.
BS2
High Homozygotes in GnomAd4 at 4 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
ASTLNM_001002036.4 linkuse as main transcriptc.872G>A p.Arg291Lys missense_variant, splice_region_variant 8/9 ENST00000342380.3 NP_001002036.3
ASTLXM_011511205.3 linkuse as main transcriptc.887G>A p.Arg296Lys missense_variant, splice_region_variant 7/8 XP_011509507.1
ASTLXM_011511207.3 linkuse as main transcriptc.833G>A p.Arg278Lys missense_variant, splice_region_variant 7/8 XP_011509509.1
ASTLXM_011511208.3 linkuse as main transcriptc.734+238G>A intron_variant XP_011509510.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
ASTLENST00000342380.3 linkuse as main transcriptc.872G>A p.Arg291Lys missense_variant, splice_region_variant 8/91 NM_001002036.4 ENSP00000343674 P1

Frequencies

GnomAD3 genomes
AF:
0.00347
AC:
529
AN:
152236
Hom.:
4
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.0124
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000850
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:
0.0000147
Gnomad OTH
AF:
0.00143
GnomAD3 exomes
AF:
0.000951
AC:
196
AN:
206066
Hom.:
1
AF XY:
0.000709
AC XY:
78
AN XY:
109974
show subpopulations
Gnomad AFR exome
AF:
0.0113
Gnomad AMR exome
AF:
0.000599
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:
0.0000311
Gnomad OTH exome
AF:
0.000409
GnomAD4 exome
AF:
0.000311
AC:
432
AN:
1390694
Hom.:
5
Cov.:
30
AF XY:
0.000258
AC XY:
176
AN XY:
683304
show subpopulations
Gnomad4 AFR exome
AF:
0.0122
Gnomad4 AMR exome
AF:
0.000366
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000397
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000465
Gnomad4 OTH exome
AF:
0.000455
GnomAD4 genome
AF:
0.00349
AC:
531
AN:
152354
Hom.:
4
Cov.:
33
AF XY:
0.00328
AC XY:
244
AN XY:
74502
show subpopulations
Gnomad4 AFR
AF:
0.0124
Gnomad4 AMR
AF:
0.000849
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000147
Gnomad4 OTH
AF:
0.00142
Alfa
AF:
0.000770
Hom.:
1
Bravo
AF:
0.00377
ESP6500AA
AF:
0.0109
AC:
48
ESP6500EA
AF:
0.000116
AC:
1
ExAC
AF:
0.00110
AC:
133
Asia WGS
AF:
0.000866
AC:
3
AN:
3478

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 testingLabcorp Genetics (formerly Invitae), LabcorpJul 13, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.081
BayesDel_addAF
Benign
-0.57
T
BayesDel_noAF
Benign
-0.58
CADD
Benign
0.88
DANN
Benign
0.79
DEOGEN2
Benign
0.0020
T
Eigen
Benign
-1.3
Eigen_PC
Benign
-1.3
FATHMM_MKL
Benign
0.057
N
LIST_S2
Benign
0.24
T
MetaRNN
Benign
0.0042
T
MetaSVM
Benign
-1.1
T
MutationAssessor
Benign
0.97
L
MutationTaster
Benign
1.0
N
PrimateAI
Benign
0.35
T
PROVEAN
Benign
-0.36
N
REVEL
Benign
0.017
Sift
Benign
0.19
T
Sift4G
Benign
0.37
T
Polyphen
0.0040
B
Vest4
0.065
MVP
0.24
MPC
0.14
ClinPred
0.00082
T
GERP RS
-0.44
Varity_R
0.060
gMVP
0.51

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.000024
dbscSNV1_RF
Benign
0.0020
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: rs149434198; hg19: chr2-96795565; API