Is SETD2 p.His2228Arg (c.6683A>G) pathogenic?

SETD2 p.His2228Arg (c.6683A>G) is classified Uncertain significance in SETD2 (ClinVar, Single submitter, 1 submitter; last evaluated 2026-06-01). AlphaMissense: ambiguous (0.4452); Absent from gnomAD v4.1.

How common is SETD2 p.His2228Arg (c.6683A>G) in the general population?

SETD2 p.His2228Arg (c.6683A>G) is absent from gnomAD v4.1 (gnomAD).

What do computational predictors say about SETD2 p.His2228Arg (c.6683A>G)?

AlphaMissense predicts ambiguous (score 0.4452) — an in-silico prediction, not a clinical call.

SETD2 p.His2228Arg

c.6683A>G · VCV4875169

Uncertain significance Single submitter

Classification

Uncertain significance

ClinVar

Review

Single submitter ★☆☆☆

ClinVar · 1 submitter

AlphaMissense

ambiguous

0.4452 · ACMG-weighted

gnomAD v4.1

Absent

absent from gnomAD v4.1

Missense predictors

0/2 damaging

REVEL, SaProt · AlphaMissense indeterminate

Computational evidence

Protein change
AlphaMissense	0.4452	ambiguous
REVEL	0.102	moderately benign-leaning
SaProt	LLR -7.21	tolerated
⇒ REVEL and SaProt both call this tolerated; AlphaMissense is indeterminate.
Splicing
SpliceAI	—	not assessed · no allele here is in the release
Constraint at this position
Conservation	phyloP 7.6	GERP 1.7, phastCons 1
Regional constraint	o/e 0.80	unconstrained · MANE · 19 kb · p 0.00059 · regional, not allelic
Overall
CADD	23.4	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

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: SETD2
Protein: p.His2228Arg
Coding: c.6683A>G
MANE Select: NM_014159
Type: single nucleotide variant
Location: chr3:47057101 (GRCh38)
Gene constraint: LOEUF 0.176 · pLI 1.00 · ClinGen HI 3/3 (gnomAD)
Structure: AlphaFold pLDDT 43.81 · 43 PDB
Residue 2228: a UniProt-annotated variant site (in aml; uncertain significance; somatic mutation); a UniProt-annotated variant site (in all; uncertain significance; somatic mutation); the 'low charge region' region

Full SETD2 gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Similar variants

SETD2 p.His2228Tyr Uncertain significance ★ ⚠ same residue
SETD2 p.His2228= Likely benign ★ same residue
SETD2 p.Arg1598Ter Pathogenic/Likely pathogenic ★★ same type
SETD2 p.Arg1740Gln Pathogenic ★★ ⚠ same type
SETD2 p.Arg1740Trp Pathogenic/Likely pathogenic ★★ same type
SETD2 p.Arg441Ter Likely pathogenic ★★ same type
SETD2 p.Glu1718Lys Likely pathogenic ★★ ⚠ same type
SETD2 c.4715+5G>A 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/setd2-p-his2228arg (accessed [today's date]).

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