chr9-86282380-G-A

Variant summary

Our verdict is Likely benign. Variant got -3 ACMG points: 2P and 5B. PM2BP4_ModerateBP6_ModerateBP7

The NM_030940.4(ISCA1):​c.79C>T​(p.Leu27=) variant causes a splice region, synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000149 in 1,548,144 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 0.0000066 ( 0 hom., cov: 34)
Exomes 𝑓: 0.000016 ( 0 hom. )

Consequence

ISCA1
NM_030940.4 splice_region, synonymous

Scores

2
Splicing: ADA: 0.1856
2

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: 3.57
Variant links:
Genes affected
ISCA1 (HGNC:28660): (iron-sulfur cluster assembly 1) ISCA1 is a mitochondrial protein involved in the biogenesis and assembly of iron-sulfur clusters, which play a role in electron-transfer reactions (Cozar-Castellano et al., 2004 [PubMed 15262227]).[supplied by OMIM, Mar 2008]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -3 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.36).
BP6
Variant 9-86282380-G-A is Benign according to our data. Variant chr9-86282380-G-A is described in ClinVar as [Likely_benign]. Clinvar id is 2177723.Status of the report is criteria_provided_single_submitter, 1 stars.
BP7
Synonymous conserved (PhyloP=3.57 with no splicing effect.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
ISCA1NM_030940.4 linkuse as main transcriptc.79C>T p.Leu27= splice_region_variant, synonymous_variant 1/4 ENST00000375991.9 NP_112202.2

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
ISCA1ENST00000375991.9 linkuse as main transcriptc.79C>T p.Leu27= splice_region_variant, synonymous_variant 1/41 NM_030940.4 ENSP00000365159 P1Q9BUE6-1
ISCA1ENST00000326094.4 linkuse as main transcriptc.79C>T p.Leu27= splice_region_variant, synonymous_variant 1/43 ENSP00000365157
ISCA1ENST00000637705.1 linkuse as main transcriptc.18+522C>T intron_variant 5 ENSP00000489740

Frequencies

GnomAD3 genomes
AF:
0.00000657
AC:
1
AN:
152170
Hom.:
0
Cov.:
34
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
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:
0.00
GnomAD3 exomes
AF:
0.0000134
AC:
2
AN:
149512
Hom.:
0
AF XY:
0.0000124
AC XY:
1
AN XY:
80330
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
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:
0.0000361
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000158
AC:
22
AN:
1395974
Hom.:
0
Cov.:
31
AF XY:
0.0000233
AC XY:
16
AN XY:
688088
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.0000279
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:
0.0000186
Gnomad4 OTH exome
AF:
0.0000173
GnomAD4 genome
AF:
0.00000657
AC:
1
AN:
152170
Hom.:
0
Cov.:
34
AF XY:
0.00
AC XY:
0
AN XY:
74334
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
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:
0.00
Bravo
AF:
0.0000189

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 testingLabcorp Genetics (formerly Invitae), LabcorpJun 14, 2022- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.36
CADD
Benign
16
DANN
Benign
0.88
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
2.1

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.19
dbscSNV1_RF
Benign
0.27
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: rs1030168472; hg19: chr9-88897295; API