Is DCPS p.Arg225Gln (c.674G>A) pathogenic?

DCPS p.Arg225Gln (c.674G>A) is classified Uncertain significance in DCPS (ClinVar, Single submitter, 1 submitter; last evaluated 2024-08-06). AlphaMissense: likely benign (0.1353); Very rare (popmax 0.00446%, eas); Associated with Inborn genetic diseases.

What condition is associated with DCPS p.Arg225Gln (c.674G>A)?

DCPS p.Arg225Gln (c.674G>A) is associated with Inborn genetic diseases (ClinVar).

How common is DCPS p.Arg225Gln (c.674G>A) in the general population?

DCPS p.Arg225Gln (c.674G>A) is very rare (popmax 0.00446%, eas) (gnomAD).

What do computational predictors say about DCPS p.Arg225Gln (c.674G>A)?

AlphaMissense predicts likely benign (score 0.1353) — an in-silico prediction, not a clinical call.

DCPS p.Arg225Gln

c.674G>A · VCV3500147

Uncertain significance Single submitter

Classification

Uncertain significance

ClinVar

Review

Single submitter ★☆☆☆

ClinVar · 1 submitter

AlphaMissense

likely benign

0.1353 · ACMG-weighted

gnomAD v4.1

Rare

very rare (popmax 0.00446%, eas)

Missense predictors

1/2 damaging

AlphaMissense, SaProt · REVEL no call

Conditions

Inborn genetic diseases

Computational evidence

Protein change
AlphaMissense	0.1353	likely benign
REVEL	0.636	indeterminate
SaProt	LLR -10.52	damaging
⇒ SaProt calls this damaging; AlphaMissense does not; REVEL makes no call.
Splicing
SpliceAI	—	not assessed · no allele here is in the release
Constraint at this position
Conservation	phyloP 10	GERP 6.3, phastCons 1
Regional constraint	o/e 1.06	unconstrained · MANE · 42 kb · p 0.2 · regional, not allelic
Overall
CADD	31.0	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 0.00446% East Asian · 2/44,864 alleles

Filtering AF 0.000739% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.000539%

Overall 0.00112% 18/1,613,766 alleles · very rare

Ancestry group	Frequency	1 in
East Asiangrpmax	0.00446%	22,432
Admixed American	0.00167%	59,982
European (non-Finnish)	0.00119%	84,282
South Asian	0.0011%	91,052

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: DCPS
Protein: p.Arg225Gln
Coding: c.674G>A
MANE Select: NM_014026
Type: single nucleotide variant
Location: chr11:126343344 (GRCh38)
Gene constraint: LOEUF 1 · pLI <0.01 (gnomAD)
Structure: AlphaFold pLDDT 89.18 · 11 PDB
Residue 225: a β-strand

Full DCPS 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

DCPS p.Ala184Thr Uncertain significance ★★ ⚠ same condition
DCPS p.Arg145Cys Uncertain significance ★★ ⚠ same condition
DCPS p.Pro235Leu Uncertain significance ★★ ⚠ same condition
DCPS p.Ala186Val Uncertain significance ★ ⚠ same condition
DCPS p.Ala251Val Uncertain significance ★ ⚠ same condition
DCPS p.Ala282Thr Uncertain significance ★ ⚠ same condition
DCPS p.Ala287Thr Uncertain significance ★ ⚠ same condition
DCPS p.Ala287Val 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/dcps-p-arg225gln (accessed [today's date]).

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