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GeneBe

22-38214870-T-A

Variant summary

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

The NM_012323.4(MAFF):​c.487T>A​(p.Cys163Ser) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000661 in 151,384 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/20 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 32)
Exomes 𝑓: 0.0 ( 0 hom. )
Failed GnomAD Quality Control

Consequence

MAFF
NM_012323.4 missense

Scores

2
2
13

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 1.94
Variant links:
Genes affected
MAFF (HGNC:6780): (MAF bZIP transcription factor F) The protein encoded by this gene is a basic leucine zipper (bZIP) transcription factor that lacks a transactivation domain. It is known to bind the US-2 DNA element in the promoter of the oxytocin receptor (OTR) gene and most likely heterodimerizes with other leucine zipper-containing proteins to enhance expression of the OTR gene during term pregnancy. The encoded protein can also form homodimers, and since it lacks a transactivation domain, the homodimer may act as a repressor of transcription. This gene may also be involved in the cellular stress response. Multiple transcript variants encoding two different isoforms have been found for this gene. [provided by RefSeq, Jun 2009]

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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=0.19858244).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
MAFFNM_012323.4 linkuse as main transcriptc.487T>A p.Cys163Ser missense_variant 3/3 ENST00000338483.7

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
MAFFENST00000338483.7 linkuse as main transcriptc.487T>A p.Cys163Ser missense_variant 3/31 NM_012323.4 P1Q9ULX9-1

Frequencies

GnomAD3 genomes
AF:
0.00000661
AC:
1
AN:
151384
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.000195
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000181
AC:
2
AN:
110540
Hom.:
0
AF XY:
0.0000163
AC XY:
1
AN XY:
61196
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.000312
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
Data not reliable, filtered out with message: AC0
AF:
0.00
AC:
0
AN:
1356728
Hom.:
0
Cov.:
31
AF XY:
0.00
AC XY:
0
AN XY:
669296
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:
0.00
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.00000661
AC:
1
AN:
151384
Hom.:
0
Cov.:
32
AF XY:
0.0000135
AC XY:
1
AN XY:
73896
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.000195
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.0000264

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.090
BayesDel_addAF
Benign
-0.24
T
BayesDel_noAF
Benign
-0.27
CADD
Benign
19
DANN
Benign
0.97
DEOGEN2
Benign
0.080
T;.;T;T;T
Eigen
Benign
-0.25
Eigen_PC
Benign
-0.16
FATHMM_MKL
Uncertain
0.78
D
M_CAP
Pathogenic
0.32
D
MetaRNN
Benign
0.20
T;T;T;T;T
MetaSVM
Benign
-0.45
T
MutationAssessor
Benign
1.4
L;.;L;L;L
MutationTaster
Benign
0.84
N;N;N;N;N
PROVEAN
Benign
-0.25
N;N;N;N;N
REVEL
Benign
0.20
Sift
Uncertain
0.0060
D;D;D;D;D
Sift4G
Pathogenic
0.0
D;D;D;D;D
Polyphen
0.15
B;.;B;B;B
Vest4
0.13
MutPred
0.23
Gain of relative solvent accessibility (P = 0.005);.;Gain of relative solvent accessibility (P = 0.005);Gain of relative solvent accessibility (P = 0.005);Gain of relative solvent accessibility (P = 0.005);
MVP
0.96
MPC
1.6
ClinPred
0.32
T
GERP RS
2.6
Varity_R
0.29
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: rs1014442239; hg19: chr22-38610877; API