chr5-170108274-G-C

Variant summary

Our verdict is Uncertain significance. Variant got 4 ACMG points: 6P and 2B. PM1PM2PM5BP4_Moderate

The NM_012188.5(FOXI1):ā€‹c.800G>Cā€‹(p.Arg267Pro) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000248 in 1,613,942 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/21 in silico tools predict a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar. Another variant affecting the same amino acid position, but resulting in a different missense (i.e. R267Q) has been classified as Pathogenic.

Frequency

Genomes: š‘“ 0.000013 ( 0 hom., cov: 33)
Exomes š‘“: 0.0000014 ( 0 hom. )

Consequence

FOXI1
NM_012188.5 missense

Scores

2
17

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: -0.120
Variant links:
Genes affected
FOXI1 (HGNC:3815): (forkhead box I1) This gene belongs to the forkhead family of transcription factors, which is characterized by a distinct forkhead domain. This gene may play an important role in the development of the cochlea and vestibulum, as well as in embryogenesis. The encoded protein has been found to be required for the transcription of four subunits of a proton pump found in the inner ear, the kidney, and the epididymis. Mutations in this gene have been associated with deafness, autosomal recessive 4. [provided by RefSeq, Jan 2017]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 4 ACMG points.

PM1
In a region_of_interest Disordered (size 70) in uniprot entity FOXI1_HUMAN there are 5 pathogenic changes around while only 2 benign (71%) in NM_012188.5
PM2
Very rare variant in population databases, with high coverage;
PM5
Other missense variant is known to change same aminoacid residue: Variant chr5-170108274-G-A is described in Lovd as [Pathogenic].
BP4
Computational evidence support a benign effect (MetaRNN=0.07659313).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
FOXI1NM_012188.5 linkuse as main transcriptc.800G>C p.Arg267Pro missense_variant 2/2 ENST00000306268.8 NP_036320.2
FOXI1NM_144769.4 linkuse as main transcriptc.575-60G>C intron_variant NP_658982.1
FOXI1XR_941092.2 linkuse as main transcriptn.1006G>C non_coding_transcript_exon_variant 3/3

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
FOXI1ENST00000306268.8 linkuse as main transcriptc.800G>C p.Arg267Pro missense_variant 2/21 NM_012188.5 ENSP00000304286.5 Q12951-1
FOXI1ENST00000449804.4 linkuse as main transcriptc.575-60G>C intron_variant 1 ENSP00000415483.2 Q12951-2

Frequencies

GnomAD3 genomes
AF:
0.0000132
AC:
2
AN:
152074
Hom.:
0
Cov.:
33
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:
0.0000294
Gnomad OTH
AF:
0.00
GnomAD4 exome
AF:
0.00000137
AC:
2
AN:
1461868
Hom.:
0
Cov.:
34
AF XY:
0.00000138
AC XY:
1
AN XY:
727232
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
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:
0.00000180
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.0000132
AC:
2
AN:
152074
Hom.:
0
Cov.:
33
AF XY:
0.00
AC XY:
0
AN XY:
74266
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:
0.0000294
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.00000378

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.099
BayesDel_addAF
Benign
-0.033
T
BayesDel_noAF
Benign
-0.29
CADD
Benign
0.085
DANN
Benign
0.45
DEOGEN2
Benign
0.17
T
Eigen
Benign
-1.6
Eigen_PC
Benign
-1.6
FATHMM_MKL
Benign
0.084
N
LIST_S2
Benign
0.42
T
M_CAP
Uncertain
0.22
D
MetaRNN
Benign
0.077
T
MetaSVM
Benign
-0.51
T
MutationAssessor
Uncertain
2.0
M
PrimateAI
Benign
0.22
T
PROVEAN
Benign
-0.44
N
REVEL
Benign
0.23
Sift
Benign
0.35
T
Sift4G
Benign
0.30
T
Polyphen
0.0020
B
Vest4
0.076
MutPred
0.47
Gain of glycosylation at R267 (P = 0.006);
MVP
0.65
MPC
0.25
ClinPred
0.13
T
GERP RS
-1.8
Varity_R
0.14
gMVP
0.46

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: rs121909341; hg19: chr5-169535278; API