Is RUNX1 p.Pro277= (c.831A>T) pathogenic?

RUNX1 p.Pro277= (c.831A>T) is classified Likely benign in RUNX1 (ClinVar, Single submitter, 1 submitter; last evaluated 2025-09-01). Absent from gnomAD v4.1; Associated with Inborn genetic diseases.

What condition is associated with RUNX1 p.Pro277= (c.831A>T)?

RUNX1 p.Pro277= (c.831A>T) is associated with Inborn genetic diseases (ClinVar).

How common is RUNX1 p.Pro277= (c.831A>T) in the general population?

RUNX1 p.Pro277= (c.831A>T) is absent from gnomAD v4.1 (gnomAD).

RUNX1 p.Pro277=

c.831A>T · VCV4158231

Likely benign Single submitter

Classification

Likely benign

ClinVar

Review

Single submitter ★☆☆☆

ClinVar · 1 submitter

gnomAD v4.1

Absent

absent from gnomAD v4.1

Conditions

Inborn genetic diseases

Computational evidence

Protein change
Missense predictors do not apply to this variant type; conservation carries the signal.
Splicing
SpliceAI	—	not assessed · no allele here is in the release
Constraint at this position
Conservation	phyloP -0.69	GERP -3.4, phastCons 0.029
Overall
CADD	7.42	PHRED · no single calibrated threshold — expert panels disagree

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: RUNX1
Protein: p.Pro277=
Coding: c.831A>T
MANE Select: NM_001754
Type: single nucleotide variant
Location: chr21:34799437 (GRCh38)
Gene constraint: LOEUF 0.633 · pLI 0.29 · ClinGen HI 3/3 (gnomAD)
Structure: AlphaFold pLDDT 61.76 · 5 PDB

Full RUNX1 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

RUNX1 p.Pro277Ala Uncertain significance ★★★ ⚠ same residue
RUNX1 p.Pro277Ser Uncertain significance ★★★ ⚠ same residue
RUNX1 p.Pro277fs Pathogenic ★★★ same residue
RUNX1 c.508+2T>A Likely pathogenic ★ same condition
RUNX1 c.509-2A>G Likely pathogenic ★ same condition
RUNX1 c.805+6T>G Likely pathogenic ★ same condition
RUNX1 p.Gln230Ter Pathogenic ★ same condition
RUNX1 c.351+4C>A 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/runx1-p-pro277 (accessed [today's date]).

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