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chr6-28363723-C-T

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 2P and 4B. PM2BP4_Strong

The NM_024493.4(ZKSCAN3):​c.665C>T​(p.Thr222Ile) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000195 in 1,614,026 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 15/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000085 ( 0 hom., cov: 32)
Exomes 𝑓: 0.00021 ( 0 hom. )

Consequence

ZKSCAN3
NM_024493.4 missense

Scores

19

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: -0.856
Variant links:
Genes affected
ZKSCAN3 (HGNC:13853): (zinc finger with KRAB and SCAN domains 3) Enables DNA-binding transcription repressor activity, RNA polymerase II-specific; RNA polymerase II cis-regulatory region sequence-specific DNA binding activity; and chromatin binding activity. Involved in several processes, including negative regulation of autophagy; negative regulation of cellular senescence; and regulation of transcription, DNA-templated. Located in cytoplasm and nucleoplasm. [provided by Alliance of Genome Resources, Apr 2022]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.05524385).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
ZKSCAN3NM_024493.4 linkuse as main transcriptc.665C>T p.Thr222Ile missense_variant 5/6 ENST00000252211.7

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
ZKSCAN3ENST00000252211.7 linkuse as main transcriptc.665C>T p.Thr222Ile missense_variant 5/61 NM_024493.4 P1Q9BRR0-1
ZKSCAN3ENST00000377255.3 linkuse as main transcriptc.665C>T p.Thr222Ile missense_variant 6/71 P1Q9BRR0-1
ZKSCAN3ENST00000341464.9 linkuse as main transcriptc.221C>T p.Thr74Ile missense_variant 4/52 Q9BRR0-2

Frequencies

GnomAD3 genomes
AF:
0.0000855
AC:
13
AN:
152130
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:
0.0000944
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.000176
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.000151
AC:
38
AN:
251446
Hom.:
0
AF XY:
0.000162
AC XY:
22
AN XY:
135898
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:
0.00
Gnomad FIN exome
AF:
0.000139
Gnomad NFE exome
AF:
0.000308
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.000206
AC:
301
AN:
1461778
Hom.:
0
Cov.:
31
AF XY:
0.000213
AC XY:
155
AN XY:
727192
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:
0.00
Gnomad4 FIN exome
AF:
0.000356
Gnomad4 NFE exome
AF:
0.000246
Gnomad4 OTH exome
AF:
0.000149
GnomAD4 genome
AF:
0.0000854
AC:
13
AN:
152248
Hom.:
0
Cov.:
32
AF XY:
0.000107
AC XY:
8
AN XY:
74432
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.0000944
Gnomad4 NFE
AF:
0.000176
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000278
Hom.:
0
Bravo
AF:
0.000132
TwinsUK
AF:
0.00
AC:
0
ALSPAC
AF:
0.000259
AC:
1
ESP6500AA
AF:
0.00
AC:
0
ESP6500EA
AF:
0.000349
AC:
3
ExAC
AF:
0.000214
AC:
26
EpiCase
AF:
0.000218
EpiControl
AF:
0.0000593

ClinVar

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

Submissions by phenotype

not specified Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAmbry GeneticsJan 06, 2023The c.665C>T (p.T222I) alteration is located in exon 6 (coding exon 4) of the ZKSCAN3 gene. This alteration results from a C to T substitution at nucleotide position 665, causing the threonine (T) at amino acid position 222 to be replaced by an isoleucine (I). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.15
BayesDel_addAF
Benign
-0.52
T
BayesDel_noAF
Benign
-0.68
CADD
Benign
9.4
DANN
Benign
0.97
DEOGEN2
Benign
0.0061
T;.;T
Eigen
Benign
-1.1
Eigen_PC
Benign
-1.2
FATHMM_MKL
Benign
0.051
N
LIST_S2
Benign
0.73
T;T;.
M_CAP
Benign
0.0057
T
MetaRNN
Benign
0.055
T;T;T
MetaSVM
Benign
-0.93
T
MutationAssessor
Benign
1.5
L;.;L
MutationTaster
Benign
1.0
N;N;N
PrimateAI
Benign
0.29
T
PROVEAN
Benign
-1.3
N;N;N
REVEL
Benign
0.011
Sift
Benign
0.10
T;T;T
Sift4G
Benign
0.47
T;T;T
Polyphen
0.21
B;.;B
Vest4
0.13
MVP
0.095
MPC
0.31
ClinPred
0.038
T
GERP RS
0.16
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.1
Varity_R
0.038
gMVP
0.079

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: rs373340452; hg19: chr6-28331500; API