chr6-116877483-G-A

Variant summary

Our verdict is Uncertain significance. Variant got 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_173560.4(RFX6):​c.208G>A​(p.Gly70Arg) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000213 in 1,406,936 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 16/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★). Synonymous variant affecting the same amino acid position (i.e. G70G) has been classified as Benign.

Frequency

Genomes: not found (cov: 32)
Exomes 𝑓: 0.0000021 ( 0 hom. )

Consequence

RFX6
NM_173560.4 missense

Scores

19

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 1.13
Variant links:
Genes affected
RFX6 (HGNC:21478): (regulatory factor X6) The nuclear protein encoded by this gene is a member of the regulatory factor X (RFX) family of transcription factors. Studies in mice suggest that this gene is specifically required for the differentiation of islet cells for the production of insulin, but not for the differentiation of pancreatic polypeptide-producing cells. It regulates the transcription factors involved in beta-cell maturation and function, thus, restricting the expression of the beta-cell differentiation and specification genes. Mutations in this gene are associated with Mitchell-Riley syndrome, which is characterized by neonatal diabetes with pancreatic hypoplasia, duodenal and jejunal atresia, and gall bladder agenesis.[provided by RefSeq, Sep 2010]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 0 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.08313811).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
RFX6NM_173560.4 linkuse as main transcriptc.208G>A p.Gly70Arg missense_variant 1/19 ENST00000332958.3
RFX6XM_011535589.2 linkuse as main transcriptc.208G>A p.Gly70Arg missense_variant 1/18

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
RFX6ENST00000332958.3 linkuse as main transcriptc.208G>A p.Gly70Arg missense_variant 1/191 NM_173560.4 P1
RFX6ENST00000487683.5 linkuse as main transcriptn.272G>A non_coding_transcript_exon_variant 1/145

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD4 exome
AF:
0.00000213
AC:
3
AN:
1406936
Hom.:
0
Cov.:
32
AF XY:
0.00000144
AC XY:
1
AN XY:
694552
show subpopulations
Gnomad4 AFR exome
AF:
0.0000624
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:
9.23e-7
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
32
Bravo
AF:
0.0000113

ClinVar

Significance: Uncertain significance
Submissions summary: Uncertain:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

Hypoplastic pancreas-intestinal atresia-hypoplastic gallbalder syndrome Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingNew York Genome CenterSep 08, 2022- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.085
BayesDel_addAF
Benign
-0.26
T
BayesDel_noAF
Benign
-0.60
CADD
Benign
9.0
DANN
Benign
0.89
DEOGEN2
Benign
0.087
T
Eigen
Benign
-0.77
Eigen_PC
Benign
-0.71
FATHMM_MKL
Benign
0.067
N
LIST_S2
Benign
0.68
T
M_CAP
Benign
0.013
T
MetaRNN
Benign
0.083
T
MetaSVM
Benign
-1.0
T
MutationAssessor
Benign
0.0
N
MutationTaster
Benign
1.0
N
PrimateAI
Benign
0.42
T
PROVEAN
Benign
0.060
N
REVEL
Benign
0.061
Sift
Benign
0.12
T
Sift4G
Benign
0.60
T
Polyphen
0.055
B
Vest4
0.18
MutPred
0.14
Gain of helix (P = 0.0117);
MVP
0.36
MPC
0.61
ClinPred
0.17
T
GERP RS
4.3
Varity_R
0.051
gMVP
0.24

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: rs1364016225; hg19: chr6-117198646; API