rs751261241

Variant summary

Our verdict is Likely benign. Variant got -4 ACMG points: 2P and 6B. PM2BP4_ModerateBS1

The NM_173560.4(RFX6):​c.2412C>A​(p.Ser804Arg) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000103 in 1,459,532 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.

Frequency

Genomes: not found (cov: 32)
Exomes 𝑓: 0.000010 ( 0 hom. )

Consequence

RFX6
NM_173560.4 missense

Scores

1
4
14

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 2.25
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 Likely_benign. Variant got -4 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.13107648).
BS1
Variant frequency is greater than expected in population sas. gnomad4_exome allele frequency = 0.0000103 (15/1459532) while in subpopulation SAS AF= 0.000162 (14/86224). AF 95% confidence interval is 0.0000979. There are 0 homozygotes in gnomad4_exome. There are 12 alleles in male gnomad4_exome subpopulation. Median coverage is 31. This position pass quality control queck.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
RFX6NM_173560.4 linkuse as main transcriptc.2412C>A p.Ser804Arg missense_variant 18/19 ENST00000332958.3 NP_775831.2
RFX6XM_011535589.2 linkuse as main transcriptc.2304C>A p.Ser768Arg missense_variant 17/18 XP_011533891.1
RFX6XM_017010477.2 linkuse as main transcriptc.2034C>A p.Ser678Arg missense_variant 17/18 XP_016865966.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
RFX6ENST00000332958.3 linkuse as main transcriptc.2412C>A p.Ser804Arg missense_variant 18/191 NM_173560.4 ENSP00000332208 P1

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD3 exomes
AF:
0.0000119
AC:
3
AN:
251358
Hom.:
0
AF XY:
0.0000221
AC XY:
3
AN XY:
135840
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:
0.0000980
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000103
AC:
15
AN:
1459532
Hom.:
0
Cov.:
31
AF XY:
0.0000165
AC XY:
12
AN XY:
726360
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:
0.000162
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00
Gnomad4 OTH exome
AF:
0.0000166
GnomAD4 genome
Cov.:
32
ExAC
AF:
0.00000824
AC:
1
Asia WGS
AF:
0.000577
AC:
2
AN:
3478

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Uncertain
0.39
BayesDel_addAF
Benign
-0.31
T
BayesDel_noAF
Benign
-0.48
CADD
Benign
17
DANN
Uncertain
0.99
DEOGEN2
Benign
0.17
T
Eigen
Benign
-0.59
Eigen_PC
Benign
-0.51
FATHMM_MKL
Pathogenic
0.98
D
LIST_S2
Benign
0.79
T
M_CAP
Benign
0.022
T
MetaRNN
Benign
0.13
T
MetaSVM
Benign
-1.1
T
MutationAssessor
Benign
0.0
N
MutationTaster
Benign
0.73
N
PrimateAI
Benign
0.42
T
PROVEAN
Benign
-0.84
N
REVEL
Benign
0.025
Sift
Uncertain
0.010
D
Sift4G
Uncertain
0.043
D
Polyphen
0.22
B
Vest4
0.36
MutPred
0.26
Loss of glycosylation at S804 (P = 0.0133);
MVP
0.23
MPC
0.081
ClinPred
0.21
T
GERP RS
2.5
Varity_R
0.10
gMVP
0.54

Splicing

Name
Calibrated prediction
Score
Prediction
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: rs751261241; hg19: chr6-117249935; API