chr6-27893091-G-C

Variant summary

Our verdict is Uncertain significance. The variant received 2 ACMG points: 2P and 0B. PP2PP3

The NM_003514.2(H2AC17):​c.59C>G​(p.Ser20Cys) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.000114 in 1,612,918 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000072 ( 0 hom., cov: 32)
Exomes 𝑓: 0.00012 ( 0 hom. )

Consequence

H2AC17
NM_003514.2 missense

Scores

3
6
6

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 7.63

Publications

1 publications found
Variant links:
Genes affected
H2AC17 (HGNC:4735): (H2A clustered histone 17) Histones are basic nuclear proteins that are responsible for the nucleosome structure of the chromosomal fiber in eukaryotes. Two molecules of each of the four core histones (H2A, H2B, H3, and H4) form an octamer, around which approximately 146 bp of DNA is wrapped in repeating units, called nucleosomes. The linker histone, H1, interacts with linker DNA between nucleosomes and functions in the compaction of chromatin into higher order structures. This gene is intronless and encodes a replication-dependent histone that is a member of the histone H2A family. Transcripts from this gene lack polyA tails but instead contain a palindromic termination element. This gene is found in the small histone gene cluster on chromosome 6p22-p21.3. [provided by RefSeq, Aug 2015]
H3C12 (HGNC:4774): (H3 clustered histone 12) Histones are basic nuclear proteins that are responsible for the nucleosome structure of the chromosomal fiber in eukaryotes. Two molecules of each of the four core histones (H2A, H2B, H3, and H4) form an octamer, around which approximately 146 bp of DNA is wrapped in repeating units, called nucleosomes. The linker histone, H1, interacts with linker DNA between nucleosomes and functions in the compaction of chromatin into higher order structures. This gene is intronless and encodes a replication-dependent histone that is a member of the histone H3 family. Transcripts from this gene lack polyA tails but instead contain a palindromic termination element. This gene is found in the small histone gene cluster on chromosome 6p22-p21.3. [provided by RefSeq, Aug 2015]

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ACMG classification

Classification was made for transcript

Our verdict: Uncertain_significance. The variant received 2 ACMG points.

PP2
Missense variant in the gene, where a lot of missense mutations are associated with disease in ClinVar. The gene has 1 curated pathogenic missense variants (we use a threshold of 10). The gene has 0 curated benign missense variants. Gene score misZ: -0.462 (below the threshold of 3.09). Trascript score misZ: -0.55577 (below the threshold of 3.09).
PP3
MetaRNN computational evidence supports a deleterious effect, 0.764

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_003514.2. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
H2AC17
NM_003514.2
MANE Select
c.59C>Gp.Ser20Cys
missense
Exon 1 of 1NP_003505.1P0C0S8

Ensembl Transcripts

Sel.
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
H2AC17
ENST00000359611.4
TSL:6 MANE Select
c.59C>Gp.Ser20Cys
missense
Exon 1 of 1ENSP00000352627.3P0C0S8
H3C12
ENST00000479986.1
TSL:2
n.16C>G
non_coding_transcript_exon
Exon 1 of 2
ENSG00000305786
ENST00000812940.1
n.194+2345C>G
intron
N/A

Frequencies

GnomAD3 genomes
AF:
0.0000723
AC:
11
AN:
152222
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000241
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:
0.000147
Gnomad OTH
AF:
0.00
GnomAD2 exomes
AF:
0.0000760
AC:
19
AN:
249962
AF XY:
0.0000666
show subpopulations
Gnomad AFR exome
AF:
0.0000624
Gnomad AMR exome
AF:
0.0000581
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.000142
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.000118
AC:
173
AN:
1460696
Hom.:
0
Cov.:
32
AF XY:
0.000117
AC XY:
85
AN XY:
726528
show subpopulations
African (AFR)
AF:
0.0000299
AC:
1
AN:
33434
American (AMR)
AF:
0.0000448
AC:
2
AN:
44616
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
26024
East Asian (EAS)
AF:
0.00
AC:
0
AN:
39690
South Asian (SAS)
AF:
0.00
AC:
0
AN:
86196
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
53342
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
5756
European-Non Finnish (NFE)
AF:
0.000146
AC:
162
AN:
1111310
Other (OTH)
AF:
0.000133
AC:
8
AN:
60328
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.490
Heterozygous variant carriers
0
11
21
32
42
53
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

Age Distribution

Exome Het
Variant carriers
0
10
20
30
40
50
<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:
0.0000723
AC:
11
AN:
152222
Hom.:
0
Cov.:
32
AF XY:
0.0000538
AC XY:
4
AN XY:
74380
show subpopulations
African (AFR)
AF:
0.0000241
AC:
1
AN:
41454
American (AMR)
AF:
0.00
AC:
0
AN:
15290
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
3470
East Asian (EAS)
AF:
0.00
AC:
0
AN:
5182
South Asian (SAS)
AF:
0.00
AC:
0
AN:
4834
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
10626
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
316
European-Non Finnish (NFE)
AF:
0.000147
AC:
10
AN:
68046
Other (OTH)
AF:
0.00
AC:
0
AN:
2094
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.489
Heterozygous variant carriers
0
1
2
3
4
5
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

Age Distribution

Genome 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
Alfa
AF:
0.0000755
Hom.:
0
Bravo
AF:
0.0000718
ESP6500AA
AF:
0.00
AC:
0
ESP6500EA
AF:
0.000116
AC:
1
ExAC
AF:
0.0000988
AC:
12
EpiCase
AF:
0.00
EpiControl
AF:
0.000119

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
Uncertain
0.35
BayesDel_addAF
Benign
-0.16
T
BayesDel_noAF
Benign
-0.23
CADD
Benign
21
DANN
Benign
0.62
Eigen
Uncertain
0.29
Eigen_PC
Benign
0.17
FATHMM_MKL
Uncertain
0.93
D
M_CAP
Benign
0.031
D
MetaRNN
Pathogenic
0.76
D
MetaSVM
Uncertain
-0.25
T
PhyloP100
7.6
PrimateAI
Pathogenic
0.84
D
PROVEAN
Uncertain
-3.0
D
REVEL
Benign
0.27
Sift
Pathogenic
0.0
D
Sift4G
Uncertain
0.047
D
Vest4
0.86
MVP
0.33
MPC
0.43
ClinPred
0.67
D
GERP RS
3.9
PromoterAI
-0.025
Neutral
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7
gMVP
0.12
Mutation Taster
=74/26
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: rs150057789; hg19: chr6-27860869; COSMIC: COSV105155710; API