TLK2 p.Trp477Ter
c.1430G>A · rs2081593717 · VCV863232
Pathogenic
Single submitter
Classification
Pathogenic
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
Consequence
nonsense (stop-gain)
predicted LoF
gnomAD v4.1
Absent
absent from gnomAD v4.1
Computational evidence
| Protein change | ||
| Missense predictors do not apply to this variant type; conservation carries the signal. | ||
| Consequence | nonsense (stop-gain) | predicted loss-of-function in a LoF-intolerant gene |
|---|---|---|
| NMD | predicted | premature termination codon in exon 16 of 22 |
| Splicing | ||
| SpliceAI | — | not assessed · no allele here is in the release |
| Constraint at this position | ||
| Conservation | phyloP 12 | GERP 2.1, phastCons 1 |
| Overall | ||
| CADD | 47.0 | PHRED · no single calibrated threshold — expert panels disagree |
Predicted loss-of-function is descriptive, not an applied PVS1 code.
Population frequency
gnomAD v4.1 · exomes + genomes
Absent from gnomAD v4.1. Not observed in any sequenced alleles — a rarity signal (ACMG PM2-supporting), not evidence of pathogenicity on its own.
Variant & gene context
- Gene
- TLK2
- Protein
- p.Trp477Ter
- Coding
- c.1430G>A
- MANE Select
- NM_006852
- dbSNP
- rs2081593717
- Type
- single nucleotide variant
- Location
- chr17:62586196 (GRCh38)
- Gene constraint
- LOEUF 0.103 · pLI 1.00 (gnomAD)
- Structure
- AlphaFold pLDDT 73.15 · 2 PDB
- Residue 477
- the protein kinase domain; a UniProt-annotated variant site (in mrd57); a UniProt-annotated variant site (in mrd57; uncertain significance); a β-strand
Similar variants
- TLK2 c.1121+1G>A Pathogenic/Likely pathogenic ★★ same type
- TLK2 c.1550+1G>A Pathogenic/Likely pathogenic ★★ same type
- TLK2 p.Arg11Ter Likely pathogenic ★★ same type
- TLK2 p.Arg122Ter Pathogenic/Likely pathogenic ★★ same type
- TLK2 p.Arg123Ter Pathogenic ★★ same type
- TLK2 p.Arg262Ter Pathogenic ★★ same type
- TLK2 p.Arg546Trp Pathogenic/Likely pathogenic ★★ same type
- TLK2 p.Arg61Ter Pathogenic ★★ same type
Built on 18 open, versioned datasets — ClinVar, gnomAD, AlphaMissense, REVEL, ClinGen & more — plus Sugi Variant's own cross-source analysis. Source data 2026-01–2026-10, ClinVar 2026-10. Full sources & versions →
Cite Sugi Variant
Gür T. Sugi Variant: A Deterministic Per-Variant Germline Reference from a Knowledge Graph for Humans and AI Agents. 2026. doi:10.5281/zenodo.21509445. This variant: https://sugi.bio/variant/tlk2-p-trp477ter (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown