Is RTEL1 p.Ala617Val (c.1850C>T) pathogenic?

RTEL1 p.Ala617Val (c.1850C>T) is classified Uncertain significance in RTEL1 (ClinVar, Single submitter, 1 submitter; last evaluated 2025-05-27). AlphaMissense: likely pathogenic (0.7921); Absent from gnomAD v4.1; Associated with Inborn genetic diseases.

What condition is associated with RTEL1 p.Ala617Val (c.1850C>T)?

RTEL1 p.Ala617Val (c.1850C>T) is associated with Inborn genetic diseases (ClinVar).

How common is RTEL1 p.Ala617Val (c.1850C>T) in the general population?

RTEL1 p.Ala617Val (c.1850C>T) is absent from gnomAD v4.1 (gnomAD).

What do computational predictors say about RTEL1 p.Ala617Val (c.1850C>T)?

AlphaMissense predicts likely pathogenic (score 0.7921) — an in-silico prediction, not a clinical call.

RTEL1 p.Ala617Val

c.1850C>T · VCV3948429

Uncertain significance Single submitter

Classification

Uncertain significance

ClinVar

Review

Single submitter ★☆☆☆

ClinVar · 1 submitter

AlphaMissense

likely pathogenic

0.7921 · ACMG-weighted

gnomAD v4.1

Not reported

no allele count reported in gnomAD v4.1 (AN 1,610,436)

Missense predictors

3/3 damaging

AlphaMissense, REVEL, SaProt

Conditions

Inborn genetic diseases

Computational evidence

Protein change
AlphaMissense	0.7921	likely pathogenic
REVEL	0.76	pathogenic-leaning
SaProt	LLR -13.54	damaging
⇒ AlphaMissense, REVEL and SaProt all call this damaging.
Splicing
SpliceAI	—	not assessed · no allele here is in the release
Constraint at this position
Conservation	phyloP 7.5	GERP 1.6, phastCons 1
Regional constraint	o/e 0.86	unconstrained · MANE · 31 kb · p 1.3e-05 · regional, not allelic
Overall
CADD	24.5	PHRED · no single calibrated threshold — expert panels disagree

ClinVar classifies this uncertain; the computational predictors unanimously lean damaging — a triage signal, not a reclassification

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

Population frequency

gnomAD v4.1 · exomes + genomes

No allele count reported in gnomAD v4.1 (AN 1,610,436). This is missing data, not an absence: the variant may or may not be present in gnomAD. Rarity (ACMG PM2) and BA1/BS1 cannot be assessed for it.

Variant & gene context

Gene: RTEL1
Protein: p.Ala617Val
Coding: c.1850C>T
MANE Select: NM_001283009
Type: single nucleotide variant
Location: chr20:63689104 (GRCh38)
Gene constraint: LOEUF 0.661 · pLI <0.01 (gnomAD)
Structure: AlphaFold pLDDT 72.64 · 3 PDB

Full RTEL1 gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Disease context

Inborn genetic diseases — disease report on Sugi Atlas → Associated genes, phenotypes, clinical trials & treatments

Similar variants

RTEL1 p.Ala617Thr Uncertain significance ★★ ⚠ same residue
RTEL1 p.Ala617= Likely benign ★★ same residue
RTEL1 p.Ala1012Ser Uncertain significance ★★ ⚠ same condition
RTEL1 p.Ala1052Thr Uncertain significance ★★ ⚠ same condition
RTEL1 p.Ala1074Val Uncertain significance ★★ ⚠ same condition
RTEL1 p.Ala1085Val Uncertain significance ★★ ⚠ same condition
RTEL1 p.Ala1101Thr Uncertain significance ★★ ⚠ same condition
RTEL1 p.Ala112Val 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/rtel1-p-ala617val (accessed [today's date]).

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