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GeneBe

22-50744984-C-T

Variant summary

Our verdict is Likely benign. Variant got -4 ACMG points: 0P and 4B. BP4_Strong

The NM_001097.3(ACR):c.1043C>T(p.Pro348Leu) variant causes a missense change involving the alteration of a non-conserved nucleotide. In-silico tool predicts a benign outcome for this variant. 13/20 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.00014 ( 0 hom., cov: 12)
Exomes 𝑓: 0.000080 ( 1 hom. )

Consequence

ACR
NM_001097.3 missense

Scores

4
14

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: -0.812
Variant links:
Genes affected
ACR (HGNC:126): (acrosin) Acrosin is the major proteinase present in the acrosome of mature spermatozoa. It is a typical serine proteinase with trypsin-like specificity. It is stored in the acrosome in its precursor form, proacrosin. The active enzyme functions in the lysis of the zona pellucida, thus facilitating penetration of the sperm through the innermost glycoprotein layers of the ovum. The mRNA for proacrosin is synthesized only in the postmeiotic stages of spermatogenesis. In humans proacrosin first appears in the haploid spermatids. [provided by RefSeq, Jul 2008]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -4 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.012367487).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
ACRNM_001097.3 linkuse as main transcriptc.1043C>T p.Pro348Leu missense_variant 5/5 ENST00000216139.10

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
ACRENST00000216139.10 linkuse as main transcriptc.1043C>T p.Pro348Leu missense_variant 5/51 NM_001097.3 P1

Frequencies

GnomAD3 genomes
AF:
0.000143
AC:
15
AN:
104802
Hom.:
0
Cov.:
12
show subpopulations
Gnomad AFR
AF:
0.0000784
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00123
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:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.000466
AC:
39
AN:
83776
Hom.:
1
AF XY:
0.000393
AC XY:
17
AN XY:
43292
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00208
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:
0.00
Gnomad OTH exome
AF:
0.000751
GnomAD4 exome
AF:
0.0000803
AC:
71
AN:
884726
Hom.:
1
Cov.:
12
AF XY:
0.0000611
AC XY:
27
AN XY:
442230
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00228
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00
Gnomad4 OTH exome
AF:
0.000148
GnomAD4 genome
AF:
0.000143
AC:
15
AN:
104882
Hom.:
0
Cov.:
12
AF XY:
0.000143
AC XY:
7
AN XY:
49002
show subpopulations
Gnomad4 AFR
AF:
0.0000781
Gnomad4 AMR
AF:
0.00123
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000169
Hom.:
0
ExAC
AF:
0.0000598
AC:
1

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 GeneticsJul 07, 2022The c.1043C>T (p.P348L) alteration is located in exon 5 (coding exon 5) of the ACR gene. This alteration results from a C to T substitution at nucleotide position 1043, causing the proline (P) at amino acid position 348 to be replaced by a leucine (L). 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
Benign
0.10
BayesDel_addAF
Benign
-0.36
T
BayesDel_noAF
Benign
-0.30
Cadd
Benign
2.3
Dann
Benign
0.85
DEOGEN2
Uncertain
0.44
T
Eigen
Benign
-0.97
Eigen_PC
Benign
-1.0
FATHMM_MKL
Benign
0.047
N
M_CAP
Uncertain
0.095
D
MetaRNN
Benign
0.012
T
MetaSVM
Benign
-0.59
T
MutationAssessor
Benign
1.1
L
MutationTaster
Benign
1.0
N
PrimateAI
Uncertain
0.77
T
PROVEAN
Benign
-0.83
N
REVEL
Uncertain
0.30
Sift
Benign
0.67
T
Sift4G
Benign
0.63
T
Polyphen
0.0
B
Vest4
0.16
MutPred
0.41
Loss of glycosylation at P348 (P = 0.0018);
MVP
0.90
ClinPred
0.018
T
GERP RS
2.2
Varity_R
0.034
gMVP
0.14

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: rs762995513; hg19: chr22-51183412; API