Is COPE p.Leu157Val (c.469C>G) pathogenic?

COPE p.Leu157Val (c.469C>G) is classified Uncertain significance in COPE (ClinVar, Single submitter, 1 submitter; last evaluated 2024-03-01). AlphaMissense: likely benign (0.2447); Very rare (popmax 0.00267%, afr).

How common is COPE p.Leu157Val (c.469C>G) in the general population?

COPE p.Leu157Val (c.469C>G) is very rare (popmax 0.00267%, afr) (gnomAD).

What do computational predictors say about COPE p.Leu157Val (c.469C>G)?

AlphaMissense predicts likely benign (score 0.2447) — an in-silico prediction, not a clinical call.

COPE p.Leu157Val

c.469C>G · rs765641585 · VCV3076239

Uncertain significance Single submitter

Classification

Uncertain significance

ClinVar

Review

Single submitter ★☆☆☆

ClinVar · 1 submitter

AlphaMissense

likely benign

0.2447 · ACMG-weighted

gnomAD v4.1

Rare

very rare (popmax 0.00267%, afr)

Missense predictors

1/3 damaging

AlphaMissense, REVEL, SaProt

Computational evidence

Protein change
AlphaMissense	0.2447	likely benign
REVEL	0.271	benign-leaning
SaProt	LLR -10.87	damaging
⇒ SaProt calls this damaging; AlphaMissense and REVEL do not.
Splicing
SpliceAI	—	not assessed · no allele here is in the release
Constraint at this position
Conservation	phyloP 4.3	GERP 0.43, phastCons 1
Regional constraint	o/e 0.97	unconstrained · MANE · 20 kb · p 0.49 · regional, not allelic
Overall
CADD	24.6	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

Grpmax group 0.00267% African / African-American · 2/74,850 alleles

Filtering AF 0.000443% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.000166%

Overall 0.000439% 7/1,593,306 alleles · very rare

Ancestry group	Frequency	1 in
African / African-Americangrpmax	0.00267%	37,425
European (non-Finnish)	0.000425%	235,517

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: COPE
Protein: p.Leu157Val
Coding: c.469C>G
MANE Select: NM_007263
dbSNP: rs765641585
Type: single nucleotide variant
Location: chr19:18905604 (GRCh38)
Gene constraint: LOEUF 0.764 · pLI <0.01 (gnomAD)
Structure: AlphaFold pLDDT 90.20 · 2 PDB
Residue 157: an α-helix

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

Similar variants

COPE p.Ala124Thr Uncertain significance ★ ⚠ same type
COPE p.Ala139Val Uncertain significance ★ ⚠ same type
COPE p.Ala185Thr Uncertain significance ★ ⚠ same type
COPE p.Ala224Thr Uncertain significance ★ ⚠ same type
COPE p.Ala25Thr Uncertain significance ★ ⚠ same type
COPE p.Ala2Gly Uncertain significance ★ ⚠ same type
COPE p.Ala308Thr Uncertain significance ★ ⚠ same type
COPE p.Ala59Val Uncertain significance ★ ⚠ 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/cope-p-leu157val (accessed [today's date]).

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