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GeneBe

19-49645079-G-A

Variant summary

Our verdict is Benign. Variant got -10 ACMG points: 0P and 10B. BP4_StrongBP6_ModerateBS2

The NM_021228.3(SCAF1):c.53G>A(p.Arg18Gln) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000432 in 1,614,150 control chromosomes in the GnomAD database, including 4 homozygotes. In-silico tool predicts a benign outcome for this variant. 12/20 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★).

Frequency

Genomes: 𝑓 0.0025 ( 2 hom., cov: 32)
Exomes 𝑓: 0.00022 ( 2 hom. )

Consequence

SCAF1
NM_021228.3 missense

Scores

1
2
15

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: 2.06
Variant links:
Genes affected
SCAF1 (HGNC:30403): (SR-related CTD associated factor 1) Enables RNA polymerase II C-terminal domain binding activity. Predicted to be involved in RNA splicing; mRNA processing; and transcription by RNA polymerase II. Predicted to be located in nucleus. [provided by Alliance of Genome Resources, Apr 2022]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -10 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.0051369667).
BP6
Variant 19-49645079-G-A is Benign according to our data. Variant chr19-49645079-G-A is described in ClinVar as [Benign]. Clinvar id is 710861.Status of the report is criteria_provided_single_submitter, 1 stars.
BS2
High Homozygotes in GnomAd at 2 gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SCAF1NM_021228.3 linkuse as main transcriptc.53G>A p.Arg18Gln missense_variant 2/11 ENST00000360565.8
SCAF1XM_011527194.4 linkuse as main transcriptc.62G>A p.Arg21Gln missense_variant 2/11
SCAF1XM_005259122.6 linkuse as main transcriptc.53G>A p.Arg18Gln missense_variant 2/11

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SCAF1ENST00000360565.8 linkuse as main transcriptc.53G>A p.Arg18Gln missense_variant 2/112 NM_021228.3 P1
SCAF1ENST00000598359.5 linkuse as main transcriptc.53G>A p.Arg18Gln missense_variant 2/73
SCAF1ENST00000595242.3 linkuse as main transcriptc.53G>A p.Arg18Gln missense_variant 1/43
SCAF1ENST00000601038.5 linkuse as main transcriptc.53G>A p.Arg18Gln missense_variant 1/43

Frequencies

GnomAD3 genomes
AF:
0.00251
AC:
382
AN:
152194
Hom.:
2
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00874
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000982
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:
0.00144
GnomAD3 exomes
AF:
0.000785
AC:
197
AN:
251066
Hom.:
2
AF XY:
0.000589
AC XY:
80
AN XY:
135736
show subpopulations
Gnomad AFR exome
AF:
0.0100
Gnomad AMR exome
AF:
0.000868
Gnomad ASJ exome
AF:
0.0000994
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000352
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.000215
AC:
315
AN:
1461838
Hom.:
2
Cov.:
31
AF XY:
0.000212
AC XY:
154
AN XY:
727226
show subpopulations
Gnomad4 AFR exome
AF:
0.00663
Gnomad4 AMR exome
AF:
0.000805
Gnomad4 ASJ exome
AF:
0.0000765
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000198
Gnomad4 OTH exome
AF:
0.000480
GnomAD4 genome
AF:
0.00251
AC:
382
AN:
152312
Hom.:
2
Cov.:
32
AF XY:
0.00231
AC XY:
172
AN XY:
74474
show subpopulations
Gnomad4 AFR
AF:
0.00871
Gnomad4 AMR
AF:
0.000980
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:
0.00143
Alfa
AF:
0.000894
Hom.:
1
Bravo
AF:
0.00274
ESP6500AA
AF:
0.0113
AC:
50
ESP6500EA
AF:
0.00
AC:
0
ExAC
AF:
0.000980
AC:
119
EpiCase
AF:
0.0000545
EpiControl
AF:
0.0000593

ClinVar

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

Submissions by phenotype

not provided Benign:1
Benign, criteria provided, single submitterclinical testingInvitaeMay 21, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.11
BayesDel_addAF
Benign
-0.33
T
BayesDel_noAF
Benign
-0.24
Cadd
Uncertain
25
Dann
Benign
0.95
DEOGEN2
Benign
0.048
T;T;T;.
Eigen
Benign
0.032
Eigen_PC
Benign
-0.034
FATHMM_MKL
Benign
0.64
D
LIST_S2
Benign
0.70
T;T;T;T
MetaRNN
Benign
0.0051
T;T;T;T
MetaSVM
Benign
-1.1
T
MutationAssessor
Benign
0.0
N;.;.;.
MutationTaster
Benign
1.0
N
PrimateAI
Uncertain
0.54
T
PROVEAN
Benign
-1.3
N;.;.;.
REVEL
Benign
0.093
Sift
Pathogenic
0.0
D;.;.;.
Sift4G
Uncertain
0.048
D;D;D;D
Polyphen
1.0
D;.;.;.
Vest4
0.45
MVP
0.42
MPC
0.73
ClinPred
0.082
T
GERP RS
2.9
RBP_binding_hub_radar
0.97
RBP_regulation_power_radar
2.0
Varity_R
0.13
gMVP
0.12

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: rs115252174; hg19: chr19-50148336; API