Is COPA p.Lys238Asn (c.714G>C) pathogenic?

COPA p.Lys238Asn (c.714G>C) is classified Uncertain significance in COPA (ClinVar, Single submitter, 1 submitter; last evaluated 2017-01-01). AlphaMissense: likely pathogenic (0.9987); Absent from gnomAD v4.1.

How common is COPA p.Lys238Asn (c.714G>C) in the general population?

COPA p.Lys238Asn (c.714G>C) is absent from gnomAD v4.1 (gnomAD).

What do computational predictors say about COPA p.Lys238Asn (c.714G>C)?

AlphaMissense predicts likely pathogenic (score 0.9987) — an in-silico prediction, not a clinical call.

COPA p.Lys238Asn

c.714G>C · rs1064797123 · VCV424919

Uncertain significance Single submitter

Classification

Uncertain significance

ClinVar

Review

Single submitter ★☆☆☆

ClinVar · 1 submitter

AlphaMissense

likely pathogenic

0.9987 · ACMG-weighted

gnomAD v4.1

Absent

absent from gnomAD v4.1

Missense predictors

2/2 damaging

AlphaMissense, SaProt · REVEL no call

Computational evidence

Protein change
AlphaMissense	0.9987	likely pathogenic · top 7% in COPA
REVEL	0.525	indeterminate
SaProt	LLR -13.88	damaging
⇒ AlphaMissense and SaProt both call this damaging; REVEL makes no call.
Splicing
SpliceAI	—	not assessed · no allele here is in the release
Constraint at this position
Conservation	phyloP 0.073	GERP -2.6, phastCons 0.9
Regional constraint	o/e 0.72	unconstrained · MANE · 42 kb · p 1.1e-24 · regional, not allelic
Overall
CADD	23.4	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

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: COPA
Protein: p.Lys238Asn
Coding: c.714G>C
MANE Select: NM_004371
dbSNP: rs1064797123
Type: single nucleotide variant
Location: chr1:160314118 (GRCh38)
Gene constraint: LOEUF 0.098 · pLI 1.00 (gnomAD)
Structure: AlphaFold pLDDT 83.85 · 3 PDB

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

Similar variants

COPA p.Arg233His Pathogenic/Likely pathogenic ★★ same type
COPA p.Glu241Lys Pathogenic ★★ same type
COPA p.Ala111Thr Uncertain significance ★★ ⚠ same type
COPA p.Ala176Val Uncertain significance ★★ ⚠ same type
COPA p.Ala407Val Uncertain significance ★★ ⚠ same type
COPA p.Ala422Thr Uncertain significance ★★ ⚠ same type
COPA p.Ala469Val Uncertain significance ★★ ⚠ same type
COPA p.Ala510Thr 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/copa-p-lys238asn (accessed [today's date]).

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