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10-119146228-G-A

Variant summary

Our verdict is Likely benign. Variant got -4 ACMG points: 2P and 6B. PM2BP4_StrongBP6_Moderate

The NM_213649.2(SFXN4):c.936+8C>T variant causes a splice region, intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000275 in 1,453,644 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts 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 Likely benign (★).

Frequency

Genomes: 𝑓 0.000033 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000027 ( 0 hom. )

Consequence

SFXN4
NM_213649.2 splice_region, intron

Scores

2
Splicing: ADA: 0.00005827
2

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: -0.268
Variant links:
Genes affected
SFXN4 (HGNC:16088): (sideroflexin 4) This gene encodes a member of the sideroflexin family. The encoded protein is a transmembrane protein of the inner mitochondrial membrane, and is required for mitochondrial respiratory homeostasis and erythropoiesis. Mutations in this gene are associated with mitochondriopathy and macrocytic anemia. Alternatively spliced transcript variants have been found in this gene. [provided by RefSeq, Jan 2014]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -4 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.85).
BP6
Variant 10-119146228-G-A is Benign according to our data. Variant chr10-119146228-G-A is described in ClinVar as [Likely_benign]. Clinvar id is 794063.Status of the report is criteria_provided_single_submitter, 1 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SFXN4NM_213649.2 linkuse as main transcriptc.936+8C>T splice_region_variant, intron_variant ENST00000355697.7

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SFXN4ENST00000355697.7 linkuse as main transcriptc.936+8C>T splice_region_variant, intron_variant 1 NM_213649.2 P1Q6P4A7-1
SFXN4ENST00000461438.5 linkuse as main transcriptn.965+8C>T splice_region_variant, intron_variant, non_coding_transcript_variant 5
SFXN4ENST00000484960.5 linkuse as main transcriptn.148+1547C>T intron_variant, non_coding_transcript_variant 3
SFXN4ENST00000490417.6 linkuse as main transcriptn.399+8C>T splice_region_variant, intron_variant, non_coding_transcript_variant 2

Frequencies

GnomAD3 genomes
AF:
0.0000329
AC:
5
AN:
152146
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00115
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:
0.000479
GnomAD3 exomes
AF:
0.0000576
AC:
14
AN:
243070
Hom.:
0
AF XY:
0.0000610
AC XY:
8
AN XY:
131096
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.000723
Gnomad EAS exome
AF:
0.000165
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000179
Gnomad OTH exome
AF:
0.000340
GnomAD4 exome
AF:
0.0000269
AC:
35
AN:
1301498
Hom.:
0
Cov.:
18
AF XY:
0.0000351
AC XY:
23
AN XY:
654922
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.000685
Gnomad4 EAS exome
AF:
0.0000258
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000134
Gnomad4 OTH exome
AF:
0.0000725
GnomAD4 genome
AF:
0.0000329
AC:
5
AN:
152146
Hom.:
0
Cov.:
32
AF XY:
0.0000538
AC XY:
4
AN XY:
74334
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00115
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.000479
Alfa
AF:
0.0000762
Hom.:
0
Bravo
AF:
0.0000416

ClinVar

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

Submissions by phenotype

not provided Benign:1
Likely benign, criteria provided, single submitterclinical testingInvitaeDec 31, 2019- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.85
Cadd
Benign
0.63
Dann
Benign
0.23

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.000058
dbscSNV1_RF
Benign
0.0080
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: rs376929555; hg19: chr10-120905740; API