Is TMC6 p.Pro614Ser (c.1840C>T) pathogenic?

TMC6 p.Pro614Ser (c.1840C>T) is classified Uncertain significance in TMC6 (ClinVar, Single submitter, 1 submitter; last evaluated 2022-05-14). AlphaMissense: ambiguous (0.4813); Absent from gnomAD v4.1; Associated with epidermodysplasia verruciformis.

What condition is associated with TMC6 p.Pro614Ser (c.1840C>T)?

TMC6 p.Pro614Ser (c.1840C>T) is associated with epidermodysplasia verruciformis (ClinVar).

How common is TMC6 p.Pro614Ser (c.1840C>T) in the general population?

TMC6 p.Pro614Ser (c.1840C>T) is absent from gnomAD v4.1 (gnomAD).

How is Inherited epidermodysplasia verruciformis inherited?

Typically Autosomal recessive (Orphanet). A genetic counselor can assess individual risk for a family.

What do computational predictors say about TMC6 p.Pro614Ser (c.1840C>T)?

AlphaMissense predicts ambiguous (score 0.4813) — an in-silico prediction, not a clinical call.

TMC6 p.Pro614Ser

c.1840C>T · rs866852775 · VCV1994451

Uncertain significance Single submitter

Classification

Uncertain significance

ClinVar

Review

Single submitter ★☆☆☆

ClinVar · 1 submitter

AlphaMissense

ambiguous

0.4813 · ACMG-weighted

gnomAD v4.1

Absent

absent from gnomAD v4.1

Missense predictors

2/2 damaging

REVEL, SaProt · AlphaMissense indeterminate

Conditions

epidermodysplasia verruciformis

Computational evidence

Protein change
AlphaMissense	0.4813	ambiguous
REVEL	0.684	pathogenic-leaning
SaProt	LLR -12.67	damaging
⇒ REVEL and SaProt both call this damaging; AlphaMissense is indeterminate.
Splicing
SpliceAI	<0.2	all four deltas below 0.2 · G>C here scores Δ0.28 · evaluated, not missing
Constraint at this position
Conservation	phyloP 12	GERP 1.2, phastCons 1
Regional constraint	o/e 1.00	unconstrained · MANE · 14 kb · p 0.88 · regional, not allelic
Overall
CADD	29.2	PHRED · no single calibrated threshold — expert panels disagree

AlphaMissense carries the ACMG weight for missense; REVEL and SaProt are independent agreement signals.

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: TMC6
Protein: p.Pro614Ser
Coding: c.1840C>T
MANE Select: NM_001127198
dbSNP: rs866852775
Type: single nucleotide variant
Location: chr17:78119018 (GRCh38)
Gene constraint: LOEUF 1.019 · pLI <0.01 · ClinGen HI gene assoc. with recessive phenotype (gnomAD)
Structure: AlphaFold pLDDT 72.56

Full TMC6 gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Disease context

epidermodysplasia verruciformis — disease report on Sugi Atlas → Associated genes, phenotypes, clinical trials & treatments

For Inherited epidermodysplasia verruciformis (Orphanet):

Inheritance: Autosomal recessive
Onset: All ages

Similar variants

TMC6 p.Pro614= Benign/Likely benign ★★ same residue
TMC6 p.Arg94Ter Pathogenic ★★ same condition
TMC6 c.1383+4C>T Uncertain significance ★★ same condition
TMC6 p.Ala124Pro Uncertain significance ★★ ⚠ same condition
TMC6 p.Ala212Val Uncertain significance ★★ ⚠ same condition
TMC6 p.Ala233Thr Uncertain significance ★★ ⚠ same condition
TMC6 p.Ala380Thr Uncertain significance ★★ ⚠ same condition
TMC6 p.Ala432Val Uncertain significance ★★ ⚠ same condition

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/tmc6-p-pro614ser (accessed [today's date]).

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