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GeneBe

chr5-79376107-G-A

Variant summary

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

The NM_004272.5(HOMER1):​c.967C>T​(p.Arg323Cys) variant causes a missense change. The variant allele was found at a frequency of 0.0000124 in 1,613,212 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 (★).

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 31)
Exomes 𝑓: 0.000013 ( 0 hom. )

Consequence

HOMER1
NM_004272.5 missense

Scores

2
14
3

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 4.45
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=0.35831648).
BS2
High AC in GnomAdExome4 at 19 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
HOMER1NM_004272.5 linkuse as main transcriptc.967C>T p.Arg323Cys missense_variant 9/9 ENST00000334082.11
HOMER1NM_001277077.1 linkuse as main transcriptc.577C>T p.Arg193Cys missense_variant 6/6
HOMER1XM_047417894.1 linkuse as main transcriptc.775C>T p.Arg259Cys missense_variant 9/9
HOMER1NM_001277078.1 linkuse as main transcriptc.*84C>T 3_prime_UTR_variant 6/6

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
HOMER1ENST00000334082.11 linkuse as main transcriptc.967C>T p.Arg323Cys missense_variant 9/91 NM_004272.5 P1Q86YM7-1

Frequencies

GnomAD3 genomes
AF:
0.00000658
AC:
1
AN:
151994
Hom.:
0
Cov.:
31
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:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000147
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000120
AC:
3
AN:
249062
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
135156
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.0000290
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000327
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00000885
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000130
AC:
19
AN:
1461218
Hom.:
0
Cov.:
31
AF XY:
0.00000963
AC XY:
7
AN XY:
726930
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.0000224
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000252
Gnomad4 SAS exome
AF:
0.0000464
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000108
Gnomad4 OTH exome
AF:
0.0000166
GnomAD4 genome
AF:
0.00000658
AC:
1
AN:
151994
Hom.:
0
Cov.:
31
AF XY:
0.00
AC XY:
0
AN XY:
74240
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:
0.00
Gnomad4 NFE
AF:
0.0000147
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.0000189
ExAC
AF:
0.00000828
AC:
1
Asia WGS
AF:
0.000289
AC:
1
AN:
3478

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 GeneticsOct 26, 2022The c.967C>T (p.R323C) alteration is located in exon 9 (coding exon 9) of the HOMER1 gene. This alteration results from a C to T substitution at nucleotide position 967, causing the arginine (R) at amino acid position 323 to be replaced by a cysteine (C). 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
0.12
BayesDel_addAF
Uncertain
0.12
D
BayesDel_noAF
Uncertain
0.030
CADD
Pathogenic
33
DANN
Pathogenic
1.0
DEOGEN2
Uncertain
0.61
D;.;T
Eigen
Uncertain
0.58
Eigen_PC
Uncertain
0.62
FATHMM_MKL
Uncertain
0.94
D
LIST_S2
Pathogenic
0.99
D;D;D
M_CAP
Uncertain
0.10
D
MetaRNN
Benign
0.36
T;T;T
MetaSVM
Uncertain
0.19
D
MutationAssessor
Uncertain
2.4
M;.;.
MutationTaster
Benign
1.0
D;D;D;D
PrimateAI
Uncertain
0.70
T
PROVEAN
Uncertain
-4.0
D;D;D
REVEL
Uncertain
0.30
Sift
Uncertain
0.0010
D;D;D
Sift4G
Uncertain
0.0040
D;D;D
Polyphen
1.0
D;P;D
Vest4
0.51
MutPred
0.28
Loss of disorder (P = 0.0575);.;.;
MVP
0.70
MPC
2.3
ClinPred
0.94
D
GERP RS
5.7
Varity_R
0.45
gMVP
0.58

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: rs781650763; hg19: chr5-78671930; COSMIC: COSV56524093; API