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chr3-129977163-C-T

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 2P and 4B. PM2BP4_Strong

The NM_007117.5(TRH):​c.676C>T​(p.Arg226Trp) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000334 in 1,522,090 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 (★).

Frequency

Genomes: 𝑓 0.00074 ( 0 hom., cov: 33)
Exomes 𝑓: 0.00029 ( 0 hom. )

Consequence

TRH
NM_007117.5 missense

Scores

3
2
14

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 1.09
Variant links:
Genes affected
TRH (HGNC:12298): (thyrotropin releasing hormone) This gene encodes a member of the thyrotropin-releasing hormone family. Cleavage of the encoded proprotein releases mature thyrotropin-releasing hormone, which is a tripeptide hypothalamic regulatory hormone. The human proprotein contains six thyrotropin-releasing hormone tripeptides. Thyrotropin-releasing hormone is involved in the regulation and release of thyroid-stimulating hormone, as well as prolactin. Deficiency of this hormone has been associated with hypothalamic hypothyroidism. [provided by RefSeq, May 2013]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.0121462345).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
TRHNM_007117.5 linkuse as main transcriptc.676C>T p.Arg226Trp missense_variant 3/3 ENST00000302649.4

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
TRHENST00000302649.4 linkuse as main transcriptc.676C>T p.Arg226Trp missense_variant 3/31 NM_007117.5 P2
TRHENST00000507066.1 linkuse as main transcriptc.664C>T p.Arg222Trp missense_variant 3/35 A1

Frequencies

GnomAD3 genomes
AF:
0.000730
AC:
111
AN:
152110
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.00249
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000196
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.000194
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000294
Gnomad OTH
AF:
0.000956
GnomAD3 exomes
AF:
0.000318
AC:
57
AN:
179330
Hom.:
0
AF XY:
0.000252
AC XY:
24
AN XY:
95392
show subpopulations
Gnomad AFR exome
AF:
0.00290
Gnomad AMR exome
AF:
0.000144
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.0000582
Gnomad NFE exome
AF:
0.000102
Gnomad OTH exome
AF:
0.000244
GnomAD4 exome
AF:
0.000290
AC:
397
AN:
1369862
Hom.:
0
Cov.:
84
AF XY:
0.000253
AC XY:
170
AN XY:
671800
show subpopulations
Gnomad4 AFR exome
AF:
0.00308
Gnomad4 AMR exome
AF:
0.000138
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000426
Gnomad4 FIN exome
AF:
0.0000600
Gnomad4 NFE exome
AF:
0.000258
Gnomad4 OTH exome
AF:
0.000302
GnomAD4 genome
AF:
0.000736
AC:
112
AN:
152228
Hom.:
0
Cov.:
33
AF XY:
0.000726
AC XY:
54
AN XY:
74412
show subpopulations
Gnomad4 AFR
AF:
0.00250
Gnomad4 AMR
AF:
0.000196
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.000194
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000294
Gnomad4 OTH
AF:
0.000946
Alfa
AF:
0.000347
Hom.:
0
Bravo
AF:
0.000869
ESP6500AA
AF:
0.00204
AC:
9
ESP6500EA
AF:
0.00
AC:
0
ExAC
AF:
0.000350
AC:
42
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

Hypothalamic hypothyroidism Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingRevvity Omics, RevvityFeb 28, 2022- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.20
BayesDel_addAF
Benign
-0.32
T
BayesDel_noAF
Benign
-0.24
CADD
Benign
21
DANN
Uncertain
0.99
DEOGEN2
Pathogenic
0.88
D;.
Eigen
Benign
-0.29
Eigen_PC
Benign
-0.21
FATHMM_MKL
Benign
0.65
D
LIST_S2
Benign
0.78
T;T
M_CAP
Benign
0.042
D
MetaRNN
Benign
0.012
T;T
MetaSVM
Benign
-0.88
T
MutationAssessor
Benign
1.5
L;.
MutationTaster
Benign
0.99
D;D
PrimateAI
Uncertain
0.54
T
PROVEAN
Pathogenic
-5.2
D;D
REVEL
Benign
0.20
Sift
Benign
0.043
D;D
Sift4G
Pathogenic
0.0010
D;D
Polyphen
0.0070
B;.
Vest4
0.29
MVP
0.76
MPC
0.093
ClinPred
0.062
T
GERP RS
3.4
Varity_R
0.31
gMVP
0.15

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: rs140702654; hg19: chr3-129696006; API