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chr5-94630741-A-G

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 2P and 4B. PM2BP4_Strong

The NM_032290.4(SLF1):ā€‹c.429A>Gā€‹(p.Ile143Met) variant causes a missense, splice region change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000206 in 1,550,836 control chromosomes in the GnomAD database, with no homozygous occurrence. 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 Uncertain significance (ā˜…).

Frequency

Genomes: š‘“ 0.000072 ( 0 hom., cov: 33)
Exomes š‘“: 0.000015 ( 0 hom. )

Consequence

SLF1
NM_032290.4 missense, splice_region

Scores

1
17
Splicing: ADA: 0.001142
2

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 2.81
Variant links:
Genes affected
SLF1 (HGNC:25408): (SMC5-SMC6 complex localization factor 1) Enables ubiquitin protein ligase binding activity. Involved in several processes, including positive regulation of cellular component organization; positive regulation of double-strand break repair; and protein localization to site of double-strand break. Located in nucleoplasm and site of double-strand break. [provided by Alliance of Genome Resources, Apr 2022]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.03163433).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SLF1NM_032290.4 linkuse as main transcriptc.429A>G p.Ile143Met missense_variant, splice_region_variant 4/21 ENST00000265140.10

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SLF1ENST00000265140.10 linkuse as main transcriptc.429A>G p.Ile143Met missense_variant, splice_region_variant 4/212 NM_032290.4 P1Q9BQI6-1
SLF1ENST00000508130.5 linkuse as main transcriptc.429A>G p.Ile143Met missense_variant, splice_region_variant, NMD_transcript_variant 4/82 Q9BQI6-2
SLF1ENST00000466957.1 linkuse as main transcriptc.360A>G p.Ile120Met missense_variant, splice_region_variant, NMD_transcript_variant 3/65
SLF1ENST00000504099.5 linkuse as main transcript downstream_gene_variant 4

Frequencies

GnomAD3 genomes
AF:
0.0000723
AC:
11
AN:
152200
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.0000724
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000458
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:
0.000478
GnomAD3 exomes
AF:
0.00000641
AC:
1
AN:
155986
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
82652
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.0000406
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:
0.00
GnomAD4 exome
AF:
0.0000150
AC:
21
AN:
1398518
Hom.:
0
Cov.:
30
AF XY:
0.0000101
AC XY:
7
AN XY:
689654
show subpopulations
Gnomad4 AFR exome
AF:
0.0000317
Gnomad4 AMR exome
AF:
0.000140
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:
0.000259
GnomAD4 genome
AF:
0.0000722
AC:
11
AN:
152318
Hom.:
0
Cov.:
33
AF XY:
0.0000537
AC XY:
4
AN XY:
74474
show subpopulations
Gnomad4 AFR
AF:
0.0000722
Gnomad4 AMR
AF:
0.000458
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:
0.000473
Bravo
AF:
0.000102
ExAC
AF:
0.0000420
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 GeneticsNov 03, 2023The c.429A>G (p.I143M) alteration is located in exon 4 (coding exon 3) of the SLF1 gene. This alteration results from a A to G substitution at nucleotide position 429, causing the isoleucine (I) at amino acid position 143 to be replaced by a methionine (M). 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
-0.28
T
BayesDel_noAF
Benign
-0.44
CADD
Benign
17
DANN
Benign
0.94
DEOGEN2
Benign
0.080
T
Eigen
Benign
-0.23
Eigen_PC
Benign
-0.042
FATHMM_MKL
Uncertain
0.88
D
LIST_S2
Benign
0.78
T
M_CAP
Benign
0.020
T
MetaRNN
Benign
0.032
T
MetaSVM
Benign
-0.89
T
MutationTaster
Benign
0.99
N
PrimateAI
Benign
0.30
T
PROVEAN
Benign
-0.020
N
REVEL
Benign
0.12
Sift
Benign
0.088
T
Sift4G
Benign
0.18
T
Polyphen
0.26
B
Vest4
0.18
MutPred
0.41
Gain of catalytic residue at I143 (P = 0.0022);
MVP
0.61
MPC
0.083
ClinPred
0.14
T
GERP RS
4.7
Varity_R
0.15
gMVP
0.36

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.0011
dbscSNV1_RF
Benign
0.020
SpliceAI score (max)
0.010
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: rs540538789; hg19: chr5-93966446; API