2-178583121-T-G
Variant summary
Our verdict is Likely benign. Variant got -5 ACMG points: 2P and 7B. PM2BP4_StrongBP6_ModerateBP7
The NM_001267550.2(TTN):c.65682A>C(p.Thr21894=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000137 in 1,459,386 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 Likely benign (★). Synonymous variant affecting the same amino acid position (i.e. T21894T) has been classified as Benign.
Frequency
Consequence
NM_001267550.2 synonymous
Scores
Clinical Significance
Conservation
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ACMG classification
Verdict is Likely_benign. Variant got -5 ACMG points.
Transcripts
RefSeq
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | MANE | UniProt |
---|---|---|---|---|---|---|---|
TTN | NM_001267550.2 | c.65682A>C | p.Thr21894= | synonymous_variant | 313/363 | ENST00000589042.5 | |
TTN-AS1 | NR_038272.1 | n.2309T>G | non_coding_transcript_exon_variant | 9/17 |
Ensembl
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | TSL | MANE | Appris | UniProt |
---|---|---|---|---|---|---|---|---|---|
TTN | ENST00000589042.5 | c.65682A>C | p.Thr21894= | synonymous_variant | 313/363 | 5 | NM_001267550.2 | P1 | |
TTN-AS1 | ENST00000659121.1 | n.417-14475T>G | intron_variant, non_coding_transcript_variant |
Frequencies
GnomAD3 genomes ? Cov.: 32
GnomAD3 exomes AF: 0.00000408 AC: 1AN: 245224Hom.: 0 AF XY: 0.00000752 AC XY: 1AN XY: 133036
GnomAD4 exome AF: 0.00000137 AC: 2AN: 1459386Hom.: 0 Cov.: 34 AF XY: 0.00000138 AC XY: 1AN XY: 725856
GnomAD4 genome ? Cov.: 32
ClinVar
Submissions by phenotype
Autosomal recessive limb-girdle muscular dystrophy type 2J;C1858763:Dilated cardiomyopathy 1G Benign:1
Likely benign, criteria provided, single submitter | clinical testing | Invitae | Nov 23, 2022 | - - |
Computational scores
Source:
Splicing
Find out detailed SpliceAI scores and Pangolin per-transcript scores at