Is ERMARD p.Pro149Leu (c.446C>T) pathogenic?

ERMARD p.Pro149Leu (c.446C>T) is classified Uncertain significance in ERMARD (ClinVar, Single submitter, 1 submitter; last evaluated 2025-02-03). AlphaMissense: ambiguous (0.5351); Very rare (popmax 0.000254%, nfe).

How common is ERMARD p.Pro149Leu (c.446C>T) in the general population?

ERMARD p.Pro149Leu (c.446C>T) is very rare (popmax 0.000254%, nfe) (gnomAD).

What do computational predictors say about ERMARD p.Pro149Leu (c.446C>T)?

AlphaMissense predicts ambiguous (score 0.5351) — an in-silico prediction, not a clinical call.

ERMARD p.Pro149Leu

c.446C>T · VCV4759915

Uncertain significance Single submitter

Classification

Uncertain significance

ClinVar

Review

Single submitter ★☆☆☆

ClinVar · 1 submitter

AlphaMissense

ambiguous

0.5351 · ACMG-weighted

gnomAD v4.1

Rare

very rare (popmax 0.000254%, nfe)

Computational evidence

Protein change
AlphaMissense	0.5351	ambiguous
REVEL	0.454	indeterminate
SaProt	LLR -10.81	damaging
Splicing
SpliceAI	—	not assessed · no allele here is in the release
Constraint at this position
Conservation	phyloP 5.8	GERP 4.6, phastCons 1
Regional constraint	o/e 1.03	unconstrained · MANE · 30 kb · p 0.34 · regional, not allelic
Overall
CADD	26.3	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 0.000254% European (non-Finnish) · 3/1,180,000 alleles

Filtering AF 6.8e-05% ClinGen BA1/BS1 input FAF95, joint · FAF99 1.9e-05%

Overall 0.000205% 3/1,461,714 alleles · very 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: ERMARD
Protein: p.Pro149Leu
Coding: c.446C>T
MANE Select: NM_018341
Type: single nucleotide variant
Location: chr6:169756747 (GRCh38)
Gene constraint: LOEUF 0.996 · pLI <0.01 (gnomAD)
Structure: AlphaFold pLDDT 90.79

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

Similar variants

ERMARD p.Ala474Val Uncertain significance ★★ ⚠ same type
ERMARD p.Arg367His Uncertain significance ★★ ⚠ same type
ERMARD p.Arg400Ser Uncertain significance ★★ ⚠ same type
ERMARD p.Arg537Gln Uncertain significance ★★ ⚠ same type
ERMARD p.Arg544Cys Uncertain significance ★★ ⚠ same type
ERMARD p.Arg569Cys Uncertain significance ★★ ⚠ same type
ERMARD p.Arg571Gln Uncertain significance ★★ ⚠ same type
ERMARD p.Arg571Trp 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/ermard-p-pro149leu (accessed [today's date]).

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