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GeneBe

7-155071629-G-A

Variant summary

Our verdict is Uncertain significance. Variant got 1 ACMG points: 2P and 1B. PM2BP4

The NM_024012.4(HTR5A):​c.730G>A​(p.Glu244Lys) variant causes a missense change. The variant allele was found at a frequency of 0.00000434 in 1,613,482 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000020 ( 0 hom., cov: 32)
Exomes 𝑓: 0.0000027 ( 0 hom. )

Consequence

HTR5A
NM_024012.4 missense

Scores

2
16

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 7.16
Variant links:
Genes affected
HTR5A (HGNC:5300): (5-hydroxytryptamine receptor 5A) The neurotransmitter serotonin (5-hydroxytryptamine, 5-HT) has been implicated in a wide range of psychiatric conditions and also has vasoconstrictive and vasodilatory effects. The gene described in this record is a member of 5-hydroxytryptamine (serotonin) receptor family and encodes a multi-pass membrane protein that functions as a receptor for 5-hydroxytryptamine and couples to G-proteins. This protein has been shown to function in part through the regulation of intracellular Ca2+ mobilization. [provided by RefSeq, Jul 2008]
HTR5A-AS1 (HGNC:48956): (HTR5A antisense RNA 1)

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 1 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.32007766).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
HTR5ANM_024012.4 linkuse as main transcriptc.730G>A p.Glu244Lys missense_variant 1/2 ENST00000287907.3

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
HTR5AENST00000287907.3 linkuse as main transcriptc.730G>A p.Glu244Lys missense_variant 1/21 NM_024012.4 P1
HTR5A-AS1ENST00000671665.1 linkuse as main transcriptn.822C>T non_coding_transcript_exon_variant 1/2

Frequencies

GnomAD3 genomes
AF:
0.0000197
AC:
3
AN:
152182
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000483
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000207
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.00000402
AC:
1
AN:
248954
Hom.:
0
AF XY:
0.00000742
AC XY:
1
AN XY:
134698
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:
0.00
Gnomad NFE exome
AF:
0.00000897
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000274
AC:
4
AN:
1461300
Hom.:
0
Cov.:
35
AF XY:
0.00000413
AC XY:
3
AN XY:
726862
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:
0.0000232
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000180
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.0000197
AC:
3
AN:
152182
Hom.:
0
Cov.:
32
AF XY:
0.0000269
AC XY:
2
AN XY:
74340
show subpopulations
Gnomad4 AFR
AF:
0.0000483
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000207
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.00000378

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 GeneticsApr 17, 2023The c.730G>A (p.E244K) alteration is located in exon 1 (coding exon 1) of the HTR5A gene. This alteration results from a G to A substitution at nucleotide position 730, causing the glutamic acid (E) at amino acid position 244 to be replaced by a lysine (K). 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
0.069
BayesDel_addAF
Benign
-0.015
T
BayesDel_noAF
Benign
-0.26
CADD
Benign
19
DANN
Uncertain
0.98
DEOGEN2
Benign
0.068
T;T
Eigen
Benign
-0.098
Eigen_PC
Benign
-0.14
FATHMM_MKL
Uncertain
0.87
D
M_CAP
Benign
0.026
D
MetaRNN
Benign
0.32
T;T
MetaSVM
Benign
-0.87
T
MutationAssessor
Benign
1.3
L;L
MutationTaster
Benign
1.0
D
PrimateAI
Benign
0.45
T
PROVEAN
Benign
-0.47
N;.
REVEL
Benign
0.26
Sift
Benign
0.39
T;.
Sift4G
Benign
0.50
T;.
Polyphen
0.95
P;P
Vest4
0.24
MutPred
0.44
Gain of MoRF binding (P = 0.0076);Gain of MoRF binding (P = 0.0076);
MVP
0.84
MPC
0.52
ClinPred
0.65
D
GERP RS
3.9
Varity_R
0.095
gMVP
0.59

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: rs575505343; hg19: chr7-154863339; COSMIC: COSV55284358; COSMIC: COSV55284358; API