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GeneBe

chr5-79439109-T-G

Variant summary

Our verdict is Likely benign. Variant got -4 ACMG points: 1P and 5B. PP2BP4BS2

The NM_004272.5(HOMER1):ā€‹c.428A>Cā€‹(p.Glu143Ala) variant causes a missense change. The variant allele was found at a frequency of 0.0000118 in 1,613,924 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (ā˜…).

Frequency

Genomes: š‘“ 0.000020 ( 0 hom., cov: 32)
Exomes š‘“: 0.000011 ( 0 hom. )

Consequence

HOMER1
NM_004272.5 missense

Scores

2
4
13

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 7.11
Variant links:
Genes affected
HOMER1 (HGNC:17512): (homer scaffold protein 1) This gene encodes a member of the homer family of dendritic proteins. Members of this family regulate group 1 metabotrophic glutamate receptor function. [provided by RefSeq, Jul 2008]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -4 ACMG points.

PP2
Missense variant where missense usually causes diseases, HOMER1
BP4
Computational evidence support a benign effect (MetaRNN=0.3225447).
BS2
High AC in GnomAdExome4 at 16 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
HOMER1NM_004272.5 linkuse as main transcriptc.428A>C p.Glu143Ala missense_variant 5/9 ENST00000334082.11

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
HOMER1ENST00000334082.11 linkuse as main transcriptc.428A>C p.Glu143Ala missense_variant 5/91 NM_004272.5 P1Q86YM7-1
HOMER1ENST00000508576.5 linkuse as main transcriptc.428A>C p.Glu143Ala missense_variant 5/61 Q86YM7-3
HOMER1ENST00000282260.10 linkuse as main transcriptc.294+11881A>C intron_variant 1 Q86YM7-2
HOMER1ENST00000535690.1 linkuse as main transcriptc.6-37054A>C intron_variant 1

Frequencies

GnomAD3 genomes
AF:
0.0000197
AC:
3
AN:
152180
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.000576
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000147
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000281
AC:
7
AN:
249542
Hom.:
0
AF XY:
0.0000222
AC XY:
3
AN XY:
135384
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.000496
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000177
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000109
AC:
16
AN:
1461744
Hom.:
0
Cov.:
31
AF XY:
0.0000110
AC XY:
8
AN XY:
727184
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.000383
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000540
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.0000197
AC:
3
AN:
152180
Hom.:
0
Cov.:
32
AF XY:
0.0000134
AC XY:
1
AN XY:
74350
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.000576
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000147
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.0000113
ExAC
AF:
0.0000165
AC:
2
Asia WGS
AF:
0.000289
AC:
1
AN:
3478
EpiCase
AF:
0.0000545
EpiControl
AF:
0.00

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 GeneticsFeb 23, 2023The c.428A>C (p.E143A) alteration is located in exon 5 (coding exon 5) of the HOMER1 gene. This alteration results from a A to C substitution at nucleotide position 428, causing the glutamic acid (E) at amino acid position 143 to be replaced by an alanine (A). 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
0.19
BayesDel_addAF
Uncertain
0.14
D
BayesDel_noAF
Uncertain
-0.040
CADD
Uncertain
23
DANN
Uncertain
0.98
DEOGEN2
Benign
0.20
T;.
Eigen
Benign
-0.19
Eigen_PC
Benign
0.057
FATHMM_MKL
Pathogenic
0.98
D
LIST_S2
Uncertain
0.91
D;D
M_CAP
Benign
0.021
T
MetaRNN
Benign
0.32
T;T
MetaSVM
Benign
-1.1
T
MutationAssessor
Benign
1.8
L;L
MutationTaster
Benign
1.0
D;D;D;D
PrimateAI
Pathogenic
0.80
T
PROVEAN
Benign
-0.44
N;N
REVEL
Benign
0.21
Sift
Benign
0.56
T;T
Sift4G
Benign
0.65
T;T
Polyphen
0.0050
B;B
Vest4
0.73
MutPred
0.15
Loss of catalytic residue at E143 (P = 0.1132);Loss of catalytic residue at E143 (P = 0.1132);
MVP
0.83
MPC
0.021
ClinPred
0.32
T
GERP RS
5.5
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7
Varity_R
0.11
gMVP
0.46

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: rs746368496; hg19: chr5-78734932; API