chr20-47635599-A-G

Variant summary

Our verdict is Likely benign. Variant got -1 ACMG points: 2P and 3B. PM2BP4_ModerateBS2_Supporting

The NM_181659.3(NCOA3):ā€‹c.1390A>Gā€‹(p.Ser464Gly) variant causes a missense change. The variant allele was found at a frequency of 0.00000342 in 1,461,886 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 13/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (ā˜…).

Frequency

Genomes: not found (cov: 32)
Exomes š‘“: 0.0000034 ( 0 hom. )

Consequence

NCOA3
NM_181659.3 missense

Scores

1
2
16

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 6.94
Variant links:
Genes affected
NCOA3 (HGNC:7670): (nuclear receptor coactivator 3) The protein encoded by this gene is a nuclear receptor coactivator that interacts with nuclear hormone receptors to enhance their transcriptional activator functions. The encoded protein has histone acetyltransferase activity and recruits p300/CBP-associated factor and CREB binding protein as part of a multisubunit coactivation complex. This protein is initially found in the cytoplasm but is translocated into the nucleus upon phosphorylation. Several transcript variants encoding different isoforms have been found for this gene. In addition, a polymorphic repeat region is found in the C-terminus of the encoded protein. [provided by RefSeq, Mar 2010]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -1 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.13778162).
BS2
High AC in GnomAdExome4 at 5 AD gene. Variant has AC lower than other variant known as pathogenic in the gene, so the strength is limited to Supporting.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
NCOA3NM_181659.3 linkuse as main transcriptc.1390A>G p.Ser464Gly missense_variant 11/23 ENST00000371998.8 NP_858045.1
NCOA3NM_001174087.2 linkuse as main transcriptc.1390A>G p.Ser464Gly missense_variant 11/23 NP_001167558.1
NCOA3NM_006534.4 linkuse as main transcriptc.1390A>G p.Ser464Gly missense_variant 11/23 NP_006525.2
NCOA3NM_001174088.2 linkuse as main transcriptc.1420A>G p.Ser474Gly missense_variant 11/23 NP_001167559.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
NCOA3ENST00000371998.8 linkuse as main transcriptc.1390A>G p.Ser464Gly missense_variant 11/231 NM_181659.3 ENSP00000361066 P4Q9Y6Q9-1
NCOA3ENST00000372004.7 linkuse as main transcriptc.1390A>G p.Ser464Gly missense_variant 11/231 ENSP00000361073 A2Q9Y6Q9-5
NCOA3ENST00000371997.3 linkuse as main transcriptc.1420A>G p.Ser474Gly missense_variant 11/231 ENSP00000361065 A2Q9Y6Q9-3

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD3 exomes
AF:
0.0000199
AC:
5
AN:
251348
Hom.:
0
AF XY:
0.0000147
AC XY:
2
AN XY:
135852
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.000145
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS 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:
0.00000342
AC:
5
AN:
1461886
Hom.:
0
Cov.:
31
AF XY:
0.00000275
AC XY:
2
AN XY:
727246
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.000112
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
32
Bravo
AF:
0.0000113
ExAC
AF:
0.0000165
AC:
2

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 GeneticsMar 21, 2022The c.1390A>G (p.S464G) alteration is located in exon 11 (coding exon 9) of the NCOA3 gene. This alteration results from a A to G substitution at nucleotide position 1390, causing the serine (S) at amino acid position 464 to be replaced by a glycine (G). 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
0.084
BayesDel_addAF
Benign
-0.39
T
BayesDel_noAF
Benign
-0.55
CADD
Benign
20
DANN
Uncertain
1.0
DEOGEN2
Benign
0.11
.;T;.
Eigen
Benign
0.11
Eigen_PC
Uncertain
0.24
FATHMM_MKL
Pathogenic
0.99
D
LIST_S2
Benign
0.58
T;T;T
M_CAP
Benign
0.010
T
MetaRNN
Benign
0.14
T;T;T
MetaSVM
Benign
-1.1
T
MutationAssessor
Benign
1.5
L;L;.
MutationTaster
Benign
1.0
D;D;D;D;D
PrimateAI
Benign
0.45
T
PROVEAN
Benign
-1.7
N;N;N
REVEL
Benign
0.080
Sift
Benign
0.038
D;D;D
Sift4G
Benign
0.36
T;T;T
Polyphen
0.011
B;B;B
Vest4
0.20
MutPred
0.19
Loss of phosphorylation at S464 (P = 0.038);Loss of phosphorylation at S464 (P = 0.038);.;
MVP
0.45
MPC
0.10
ClinPred
0.42
T
GERP RS
5.0
Varity_R
0.17
gMVP
0.22

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: rs745507485; hg19: chr20-46264343; API