NM_001201338.2:c.358C>G

Variant summary

Our verdict is Benign. The variant received -8 ACMG points: 0P and 8B. BP4_StrongBS2

The NM_001201338.2(SAFB):​c.358C>G​(p.Leu120Val) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000322 in 1,613,918 control chromosomes in the GnomAD database, including 1 homozygotes. In-silico tool predicts a benign outcome for this variant. 14/22 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.00020 ( 1 hom., cov: 31)
Exomes 𝑓: 0.000015 ( 0 hom. )

Consequence

SAFB
NM_001201338.2 missense

Scores

3
15

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: -1.05

Publications

0 publications found
Variant links:
Genes affected
SAFB (HGNC:10520): (scaffold attachment factor B) This gene encodes a DNA-binding protein which has high specificity for scaffold or matrix attachment region DNA elements (S/MAR DNA). This protein is thought to be involved in attaching the base of chromatin loops to the nuclear matrix but there is conflicting evidence as to whether this protein is a component of chromatin or a nuclear matrix protein. Scaffold attachment factors are a specific subset of nuclear matrix proteins (NMP) that specifically bind to S/MAR. The encoded protein is thought to serve as a molecular base to assemble a 'transcriptosome complex' in the vicinity of actively transcribed genes. It is involved in the regulation of heat shock protein 27 transcription, can act as an estrogen receptor co-repressor and is a candidate for breast tumorigenesis. This gene is arranged head-to-head with a similar gene whose product has the same functions. Multiple transcript variants encoding different isoforms have been found for this gene.[provided by RefSeq, Jan 2011]

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ACMG classification

Classification was made for transcript

Our verdict: Benign. The variant received -8 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.06772125).
BS2
High AC in GnomAd4 at 30 AD gene.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_001201338.2. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
SAFB
NM_001201338.2
MANE Select
c.358C>Gp.Leu120Val
missense
Exon 4 of 21NP_001188267.1Q15424-3
SAFB
NM_001201339.2
c.358C>Gp.Leu120Val
missense
Exon 4 of 21NP_001188268.1Q15424-4
SAFB
NM_002967.4
c.358C>Gp.Leu120Val
missense
Exon 4 of 21NP_002958.2

Ensembl Transcripts

Sel.
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
SAFB
ENST00000588852.2
TSL:1 MANE Select
c.358C>Gp.Leu120Val
missense
Exon 4 of 21ENSP00000467423.1Q15424-3
SAFB
ENST00000592224.5
TSL:1
c.358C>Gp.Leu120Val
missense
Exon 4 of 21ENSP00000464840.1Q15424-4
SAFB
ENST00000292123.9
TSL:1
c.358C>Gp.Leu120Val
missense
Exon 4 of 21ENSP00000292123.4Q15424-1

Frequencies

GnomAD3 genomes
AF:
0.000197
AC:
30
AN:
152052
Hom.:
1
Cov.:
31
show subpopulations
Gnomad AFR
AF:
0.000676
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000131
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:
0.00
Gnomad OTH
AF:
0.00
GnomAD2 exomes
AF:
0.0000199
AC:
5
AN:
251486
AF XY:
0.0000147
show subpopulations
Gnomad AFR exome
AF:
0.000246
Gnomad AMR exome
AF:
0.0000289
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000150
AC:
22
AN:
1461866
Hom.:
0
Cov.:
32
AF XY:
0.0000151
AC XY:
11
AN XY:
727240
show subpopulations
African (AFR)
AF:
0.000448
AC:
15
AN:
33478
American (AMR)
AF:
0.0000447
AC:
2
AN:
44724
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
26134
East Asian (EAS)
AF:
0.00
AC:
0
AN:
39698
South Asian (SAS)
AF:
0.00
AC:
0
AN:
86250
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
53420
Middle Eastern (MID)
AF:
0.000173
AC:
1
AN:
5768
European-Non Finnish (NFE)
AF:
0.00
AC:
0
AN:
1111998
Other (OTH)
AF:
0.0000662
AC:
4
AN:
60396
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.509
Heterozygous variant carriers
0
2
3
5
6
8
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:
0.000197
AC:
30
AN:
152052
Hom.:
1
Cov.:
31
AF XY:
0.000175
AC XY:
13
AN XY:
74266
show subpopulations
African (AFR)
AF:
0.000676
AC:
28
AN:
41396
American (AMR)
AF:
0.000131
AC:
2
AN:
15264
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
3472
East Asian (EAS)
AF:
0.00
AC:
0
AN:
5174
South Asian (SAS)
AF:
0.00
AC:
0
AN:
4800
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
10596
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
316
European-Non Finnish (NFE)
AF:
0.00
AC:
0
AN:
68038
Other (OTH)
AF:
0.00
AC:
0
AN:
2084
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.495
Heterozygous variant carriers
0
2
3
5
6
8
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

Age Distribution

Genome Het
Genome Hom
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
Alfa
AF:
0.00
Hom.:
0
Bravo
AF:
0.000174
ESP6500AA
AF:
0.000227
AC:
1
ESP6500EA
AF:
0.00
AC:
0
ExAC
AF:
0.0000247
AC:
3

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
0.074
BayesDel_addAF
Benign
-0.52
T
BayesDel_noAF
Benign
-0.63
CADD
Benign
9.0
DANN
Benign
0.95
DEOGEN2
Benign
0.18
T
Eigen
Benign
-1.1
Eigen_PC
Benign
-1.3
FATHMM_MKL
Benign
0.22
N
LIST_S2
Uncertain
0.96
D
M_CAP
Benign
0.0078
T
MetaRNN
Benign
0.068
T
MetaSVM
Benign
-1.1
T
MutationAssessor
Uncertain
2.5
M
PhyloP100
-1.1
PrimateAI
Uncertain
0.55
T
PROVEAN
Benign
-1.6
N
REVEL
Benign
0.12
Sift
Benign
0.095
T
Sift4G
Benign
0.50
T
Polyphen
0.77
P
Vest4
0.37
MVP
0.26
MPC
0.22
ClinPred
0.23
T
GERP RS
-5.4
RBP_binding_hub_radar
0.97
RBP_regulation_power_radar
2.7
Varity_R
0.087
gMVP
0.13
Mutation Taster
=91/9
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: rs61760907; hg19: chr19-5641769; API