chr1-28594049-C-T

Variant summary

Our verdict is Uncertain significance. The variant received 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_001193532.3(RAB42):​c.589C>T​(p.Leu197Phe) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000198 in 1,613,332 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 16/22 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000020 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000020 ( 0 hom. )

Consequence

RAB42
NM_001193532.3 missense

Scores

3
14

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: -0.121

Publications

0 publications found
Variant links:
Genes affected
RAB42 (HGNC:28702): (RAB42, member RAS oncogene family) Predicted to enable GDP binding activity; GTP binding activity; and GTPase activity. Predicted to be involved in Ras protein signal transduction. Predicted to be active in plasma membrane. [provided by Alliance of Genome Resources, Apr 2022]
TAF12 (HGNC:11545): (TATA-box binding protein associated factor 12) Control of transcription by RNA polymerase II involves the basal transcription machinery which is a collection of proteins. These proteins with RNA polymerase II, assemble into complexes which are modulated by transactivator proteins that bind to cis-regulatory elements located adjacent to the transcription start site. Some modulators interact directly with the basal complex, whereas others may act as bridging proteins linking transactivators to the basal transcription factors. Some of these associated factors are weakly attached while others are tightly associated with TBP in the TFIID complex. Among the latter are the TAF proteins. Different TAFs are predicted to mediate the function of distinct transcriptional activators for a variety of gene promoters and RNA polymerases. TAF12 interacts directly with TBP as well as with TAF2I. Two transcript variants encoding the same protein have been found for this gene. [provided by RefSeq, Sep 2008]

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ACMG classification

Classification was made for transcript

Our verdict: Uncertain_significance. The variant received 0 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.08034983).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_001193532.3. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
RAB42
NM_001193532.3
MANE Select
c.589C>Tp.Leu197Phe
missense
Exon 2 of 2NP_001180461.1Q8N4Z0-2
RAB42
NM_152304.3
c.250C>Tp.Leu84Phe
missense
Exon 2 of 2NP_689517.1Q8N4Z0-1
RAB42
NM_001385188.1
c.233+1305C>T
intron
N/ANP_001372117.1

Ensembl Transcripts

Sel.
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
RAB42
ENST00000465518.3
TSL:2 MANE Select
c.589C>Tp.Leu197Phe
missense
Exon 2 of 2ENSP00000491546.1Q8N4Z0-2
RAB42
ENST00000373826.3
TSL:1
c.250C>Tp.Leu84Phe
missense
Exon 2 of 2ENSP00000362932.3Q8N4Z0-1
TAF12
ENST00000688108.1
c.451-3663G>A
intron
N/AENSP00000510282.1A0A8I5KTB6

Frequencies

GnomAD3 genomes
AF:
0.0000197
AC:
3
AN:
152198
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:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000441
Gnomad OTH
AF:
0.00
GnomAD2 exomes
AF:
0.0000120
AC:
3
AN:
249460
AF XY:
0.0000222
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 FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000267
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000198
AC:
29
AN:
1461134
Hom.:
0
Cov.:
31
AF XY:
0.0000261
AC XY:
19
AN XY:
726852
show subpopulations
African (AFR)
AF:
0.00
AC:
0
AN:
33468
American (AMR)
AF:
0.00
AC:
0
AN:
44668
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
26068
East Asian (EAS)
AF:
0.00
AC:
0
AN:
39698
South Asian (SAS)
AF:
0.00
AC:
0
AN:
86216
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
53398
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
5758
European-Non Finnish (NFE)
AF:
0.0000252
AC:
28
AN:
1111506
Other (OTH)
AF:
0.0000166
AC:
1
AN:
60354
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.475
Heterozygous variant carriers
0
2
4
6
8
10
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

Age Distribution

Exome Het
Variant carriers
0
2
4
6
8
10
<30
30-35
35-40
40-45
45-50
50-55
55-60
60-65
65-70
70-75
75-80
>80
Age
GnomAD4 genome
AF:
0.0000197
AC:
3
AN:
152198
Hom.:
0
Cov.:
32
AF XY:
0.0000134
AC XY:
1
AN XY:
74350
show subpopulations
African (AFR)
AF:
0.00
AC:
0
AN:
41448
American (AMR)
AF:
0.00
AC:
0
AN:
15274
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
3470
East Asian (EAS)
AF:
0.00
AC:
0
AN:
5190
South Asian (SAS)
AF:
0.00
AC:
0
AN:
4834
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
10614
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
316
European-Non Finnish (NFE)
AF:
0.0000441
AC:
3
AN:
68046
Other (OTH)
AF:
0.00
AC:
0
AN:
2094
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.475
Heterozygous variant carriers
0
1
1
2
2
3
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance
Alfa
AF:
0.0000434
Hom.:
0
Bravo
AF:
0.0000189
ExAC
AF:
0.0000165
AC:
2

ClinVar

ClinVar submissions
Significance:Uncertain significance
Revision:criteria provided, single submitter
View on ClinVar
Pathogenic
VUS
Benign
Condition
-
1
-
not specified (1)

Computational scores

Source: dbNSFP v4.9

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.16
BayesDel_addAF
Benign
-0.24
T
BayesDel_noAF
Benign
-0.56
CADD
Benign
20
DANN
Uncertain
1.0
Eigen
Benign
-0.73
Eigen_PC
Benign
-0.57
FATHMM_MKL
Benign
0.41
N
LIST_S2
Benign
0.60
T
M_CAP
Benign
0.037
D
MetaRNN
Benign
0.080
T
MetaSVM
Benign
-0.93
T
MutationAssessor
Benign
0.81
L
PhyloP100
-0.12
PrimateAI
Benign
0.35
T
PROVEAN
Benign
-0.81
N
REVEL
Benign
0.10
Sift
Uncertain
0.021
D
Sift4G
Uncertain
0.023
D
Vest4
0.025
MutPred
0.34
Gain of methylation at K87 (P = 0.0907)
MVP
0.77
MPC
0.13
ClinPred
0.090
T
GERP RS
0.91
Varity_R
0.029
gMVP
0.45
Mutation Taster
=97/3
polymorphism

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

Other links and lift over

dbSNP: rs745999616; hg19: chr1-28920561; COSMIC: COSV65753014; API