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TTLL5 p.Arg409=

c.1227G>T · rs1191504919 · VCV1103869

Likely benign Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 8.47e-05%, nfe)

Computational evidence

Protein change
Missense predictors do not apply to this variant type; conservation carries the signal.
Splicing
SpliceAI—not assessed · no allele here is in the release
Constraint at this position
ConservationphyloP 2.2GERP -1.3, phastCons 1
Overall
CADD7.35PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 8.47e-05% European (non-Finnish) · 1/1,179,988 alleles
Overall 6.2e-05% 1/1,614,182 alleles · very rare exomes 1/1,461,834 · genomes 0/152,348 · joint denominator

Rarity supports pathogenicity (ACMG PM2); frequency above a disease-specific BA1/BS1 threshold argues against it. A variant frequent in one ancestry group can be near-absent in others, so a single global figure can mislead.

Variant & gene context

Gene
TTLL5
Protein
p.Arg409=
Coding
c.1227G>T
MANE Select
NM_015072
dbSNP
rs1191504919
Type
single nucleotide variant
Location
chr14:75735235 (GRCh38)
Gene constraint
LOEUF 0.888 · pLI <0.01 (gnomAD)
Structure
AlphaFold pLDDT 62.56 · 1 PDB
Residue 409
the 'c-mtbd region' region
Full TTLL5 gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Similar variants

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/ttll5-p-arg409 (accessed [today's date]).

Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown