rs61743974
Variant summary
Our verdict is Benign. The variant received -19 ACMG points: 1P and 20B. PP2BP4_StrongBP6_Very_StrongBA1
The NM_000369.5(TSHR):c.2232C>G(p.Asn744Lys) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00307 in 1,614,140 control chromosomes in the GnomAD database, including 164 homozygotes. In-silico tool predicts a benign outcome for this variant. 15/19 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★★).
Frequency
Consequence
NM_000369.5 missense
Scores
Clinical Significance
Conservation
Publications
- familial gestational hyperthyroidismInheritance: AD Classification: DEFINITIVE, SUPPORTIVE Submitted by: G2P, Orphanet
- hypothyroidism due to TSH receptor mutationsInheritance: AD, AR Classification: DEFINITIVE, STRONG, SUPPORTIVE Submitted by: Orphanet, Labcorp Genetics (formerly Invitae), G2P
- familial hyperthyroidism due to mutations in TSH receptorInheritance: AD Classification: STRONG, SUPPORTIVE Submitted by: Orphanet, Labcorp Genetics (formerly Invitae)
- athyreosisInheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet
- thyroid hypoplasiaInheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet
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ACMG classification
Our verdict: Benign. The variant received -19 ACMG points.
Transcripts
RefSeq
| Gene | Transcript | HGVSc | HGVSp | Effect | Exon rank | MANE | Protein | UniProt |
|---|---|---|---|---|---|---|---|---|
| TSHR | NM_000369.5 | c.2232C>G | p.Asn744Lys | missense_variant | Exon 10 of 10 | ENST00000298171.7 | NP_000360.2 |
Ensembl
| Gene | Transcript | HGVSc | HGVSp | Effect | Exon rank | TSL | MANE | Protein | Appris | UniProt |
|---|---|---|---|---|---|---|---|---|---|---|
| TSHR | ENST00000298171.7 | c.2232C>G | p.Asn744Lys | missense_variant | Exon 10 of 10 | 1 | NM_000369.5 | ENSP00000298171.2 |
Frequencies
GnomAD3 genomes AF: 0.0159 AC: 2421AN: 152152Hom.: 78 Cov.: 32 show subpopulations
GnomAD2 exomes AF: 0.00416 AC: 1045AN: 251390 AF XY: 0.00296 show subpopulations
GnomAD4 exome AF: 0.00173 AC: 2528AN: 1461870Hom.: 85 Cov.: 34 AF XY: 0.00146 AC XY: 1064AN XY: 727236 show subpopulations
Age Distribution
GnomAD4 genome AF: 0.0159 AC: 2426AN: 152270Hom.: 79 Cov.: 32 AF XY: 0.0160 AC XY: 1195AN XY: 74462 show subpopulations
Age Distribution
ClinVar
Submissions by phenotype
not provided Benign:2
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TSHR-related disorder Benign:1
This variant is classified as benign based on ACMG/AMP sequence variant interpretation guidelines (Richards et al. 2015 PMID: 25741868, with internal and published modifications). -
Hypothyroidism due to TSH receptor mutations Benign:1
This variant was observed in the ICSL laboratory as part of a predisposition screen in an ostensibly healthy population. It had not been previously curated by ICSL or reported in the Human Gene Mutation Database (HGMD: prior to June 1st, 2018), and was therefore a candidate for classification through an automated scoring system. Utilizing variant allele frequency, disease prevalence and penetrance estimates, and inheritance mode, an automated score was calculated to assess if this variant is too frequent to cause the disease. Based on the score and internal cut-off values, a variant classified as likely benign is not then subjected to further curation. The score for this variant resulted in a classification of likely benign for this disease. -
Familial hyperthyroidism due to mutations in TSH receptor Benign:1
This variant was observed in the ICSL laboratory as part of a predisposition screen in an ostensibly healthy population. It had not been previously curated by ICSL or reported in the Human Gene Mutation Database (HGMD: prior to June 1st, 2018), and was therefore a candidate for classification through an automated scoring system. Utilizing variant allele frequency, disease prevalence and penetrance estimates, and inheritance mode, an automated score was calculated to assess if this variant is too frequent to cause the disease. Based on the score and internal cut-off values, a variant classified as benign is not then subjected to further curation. The score for this variant resulted in a classification of benign for this disease. -
not specified Other:1
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Computational scores
Source:
Splicing
Find out detailed SpliceAI scores and Pangolin per-transcript scores at