Is ABL1 p.Met343Val (c.1027A>G) pathogenic?

ABL1 p.Met343Val (c.1027A>G) is classified Uncertain significance in ABL1 (ClinVar, Single submitter, 1 submitter; last evaluated 2025-05-19). AlphaMissense: ambiguous (0.3698); Very rare (popmax 0.00333%, amr).

How common is ABL1 p.Met343Val (c.1027A>G) in the general population?

ABL1 p.Met343Val (c.1027A>G) is very rare (popmax 0.00333%, amr) (gnomAD).

What do computational predictors say about ABL1 p.Met343Val (c.1027A>G)?

AlphaMissense predicts ambiguous (score 0.3698) — an in-silico prediction, not a clinical call.

ABL1 p.Met343Val

c.1027A>G · VCV3628730

Uncertain significance Single submitter

Classification

Uncertain significance

ClinVar

Review

Single submitter ★☆☆☆

ClinVar · 1 submitter

AlphaMissense

ambiguous

0.3698 · ACMG-weighted

gnomAD v4.1

Rare

very rare (popmax 0.00333%, amr)

Missense predictors

2/2 damaging

REVEL, SaProt · AlphaMissense no call

Computational evidence

Protein change
AlphaMissense	0.3698	ambiguous
REVEL	0.687	pathogenic-leaning
SaProt	LLR -11.80	damaging
⇒ REVEL and SaProt both call this damaging; AlphaMissense makes no call.
Splicing
SpliceAI	—	not assessed · no allele here is in the release
Constraint at this position
Conservation	phyloP 11	GERP 2.2, phastCons 1
Regional constraint	o/e 0.43	unconstrained · MANE · 10 kb · p 1.5e-16 · regional, not allelic
Overall
CADD	25.9	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 0.00333% Admixed American · 2/60,018 alleles

Filtering AF 0.000553% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.000207%

Overall 0.000137% 2/1,461,876 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: ABL1
Protein: p.Met343Val
Coding: c.1027A>G
MANE Select: NM_005157
Type: single nucleotide variant
Location: chr9:130872979 (GRCh38)
Gene constraint: LOEUF 0.19 · pLI 1.00 (gnomAD)
Structure: AlphaFold pLDDT 64.68 · 85 PDB
Residue 343: an α-helix; the protein kinase domain

Full ABL1 gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Similar variants

ABL1 p.Ala337Thr Pathogenic ★★ ⚠ same type
ABL1 p.Ala433Thr Likely pathogenic ★★ same type
ABL1 p.Asp504Gly Likely pathogenic ★★ ⚠ same type
ABL1 p.Glu509Lys Pathogenic/Likely pathogenic ★★ same type
ABL1 p.Gly254Arg Pathogenic/Likely pathogenic ★★ same type
ABL1 p.Pro230Leu Likely pathogenic ★★ same type
ABL1 p.Trp99Arg Likely pathogenic ★★ same type
ABL1 p.Tyr226Cys Pathogenic/Likely pathogenic ★★ 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/abl1-p-met343val (accessed [today's date]).

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