Is DRC2 p.Asn62Asp (c.184A>G) pathogenic?

DRC2 p.Asn62Asp (c.184A>G) is classified Uncertain significance in DRC2 (ClinVar, Multiple submitters, 3 submitters; last evaluated 2024-09-25). AlphaMissense: likely benign (0.2387); Ultra-rare (popmax 0.0187%, afr); Associated with Inborn genetic diseases.

What condition is associated with DRC2 p.Asn62Asp (c.184A>G)?

DRC2 p.Asn62Asp (c.184A>G) is associated with Inborn genetic diseases, primary ciliary dyskinesia 27 (ClinVar).

How common is DRC2 p.Asn62Asp (c.184A>G) in the general population?

DRC2 p.Asn62Asp (c.184A>G) is ultra-rare (popmax 0.0187%, afr) (gnomAD).

What do computational predictors say about DRC2 p.Asn62Asp (c.184A>G)?

AlphaMissense predicts likely benign (score 0.2387) — an in-silico prediction, not a clinical call.

DRC2 p.Asn62Asp

c.184A>G · rs118071072 · VCV648266

Uncertain significance Multiple submitters

Classification

Uncertain significance

ClinVar

Review

Multiple submitters ★★☆☆

ClinVar · 3 submitters

AlphaMissense

likely benign

0.2387 · ACMG-weighted

gnomAD v4.1

Rare

ultra-rare (popmax 0.0187%, afr)

Missense predictors

1/3 damaging

AlphaMissense, REVEL, SaProt

Conditions

Inborn genetic diseases

Computational evidence

Protein change
AlphaMissense	0.2387	likely benign
REVEL	0.102	moderately benign-leaning
SaProt	LLR -11.53	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 11	GERP 2.3, phastCons 1
Regional constraint	o/e 0.94	unconstrained · MANE · 17 kb · p 0.19 · regional, not allelic
Overall
CADD	25.1	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 0.0187% African / African-American · 14/74,928 alleles

Filtering AF 0.0112% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.00904%

Overall 0.000868% 14/1,613,826 alleles · ultra-rare

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: DRC2
Protein: p.Asn62Asp
Coding: c.184A>G
MANE Select: NM_033124
dbSNP: rs118071072
Type: single nucleotide variant
Location: chr12:48904997 (GRCh38)
Structure: AlphaFold pLDDT 83.21 · 1 PDB

Full DRC2 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

Also linked: primary ciliary dyskinesia 27

Similar variants

CCDC65 p.Arg70Gln Uncertain significance ★★ ⚠ same condition
CCDC65 p.Glu110Lys Uncertain significance ★★ ⚠ same condition
CCDC65 p.Lys158Asn Uncertain significance ★★ ⚠ same condition
DRC2 p.Ala109Val Uncertain significance ★★ ⚠ same condition
DRC2 p.Ala114Pro Uncertain significance ★★ ⚠ same condition
DRC2 p.Arg118Cys Uncertain significance ★★ ⚠ same condition
DRC2 p.Arg294His Uncertain significance ★★ ⚠ same condition
DRC2 p.Arg315Gln 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/drc2-p-asn62asp (accessed [today's date]).

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