Is SAMD9 p.Phe437Cys (c.1310T>G) pathogenic?

SAMD9 p.Phe437Cys (c.1310T>G) is classified Conflicting classifications of pathogenicity in SAMD9 (ClinVar, Conflicting submitters, 2 submitters; last evaluated 2025-11-05). AlphaMissense: ambiguous (0.4346); Absent from gnomAD v4.1; Associated with Inborn genetic diseases.

What condition is associated with SAMD9 p.Phe437Cys (c.1310T>G)?

SAMD9 p.Phe437Cys (c.1310T>G) is associated with Inborn genetic diseases, MIRAGE syndrome (ClinVar).

How common is SAMD9 p.Phe437Cys (c.1310T>G) in the general population?

SAMD9 p.Phe437Cys (c.1310T>G) is absent from gnomAD v4.1 (gnomAD).

What do computational predictors say about SAMD9 p.Phe437Cys (c.1310T>G)?

AlphaMissense predicts ambiguous (score 0.4346) — an in-silico prediction, not a clinical call.

SAMD9 p.Phe437Cys

c.1310T>G · rs1791602240 · VCV1029632

Conflicting classifications of pathogenicity Conflicting submitters

Classification

Conflicting classifications of pathogenicity

ClinVar

Review

Conflicting submitters ★☆☆☆

ClinVar · 2 submitters

AlphaMissense

ambiguous

0.4346 · ACMG-weighted

gnomAD v4.1

Absent

absent from gnomAD v4.1

Missense predictors

0/2 damaging

REVEL, SaProt · AlphaMissense indeterminate

Conditions

Inborn genetic diseases

Computational evidence

Protein change
AlphaMissense	0.4346	ambiguous
REVEL	0.204	benign-leaning
SaProt	LLR -7.05	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 11	GERP 4.1, phastCons 1
Regional constraint	o/e 0.78	unconstrained · MANE · 1,217 bp · p 1.8e-06 · 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

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: SAMD9
Protein: p.Phe437Cys
Coding: c.1310T>G
MANE Select: NM_017654
dbSNP: rs1791602240
Type: single nucleotide variant
Location: chr7:93104788 (GRCh38)
Gene constraint: LOEUF 1.773 · pLI 0.03 · ClinGen HI 0/3 (gnomAD)
Structure: AlphaFold pLDDT 83.79 · 10 PDB

Full SAMD9 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: MIRAGE syndrome

Similar variants

SAMD9 p.Arg1293Trp Pathogenic ★★ ⚠ same condition
SAMD9 p.Arg459Gln Pathogenic ★★ ⚠ same condition
SAMD9 p.Arg685Gln Pathogenic/Likely pathogenic ★★ ⚠ same condition
SAMD9 p.Arg824Gln Pathogenic ★★ ⚠ same condition
SAMD9 p.Arg982Cys Pathogenic/Likely pathogenic ★★ ⚠ same condition
SAMD9 p.Arg982His Pathogenic/Likely pathogenic ★★ ⚠ same condition
SAMD9 p.Ala1057Val Uncertain significance ★★ ⚠ same condition
SAMD9 p.Ala1066Thr 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/samd9-p-phe437cys (accessed [today's date]).

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