Is ABL1 p.Ser855Cys (c.2563A>T) pathogenic?

ABL1 p.Ser855Cys (c.2563A>T) is classified Likely benign in ABL1 (ClinVar, Multiple submitters, 2 submitters; last evaluated 2025-10-26). AlphaMissense: likely benign (0.0693); Very rare (popmax 0.00213%, nfe); Associated with Inborn genetic diseases.

What condition is associated with ABL1 p.Ser855Cys (c.2563A>T)?

ABL1 p.Ser855Cys (c.2563A>T) is associated with Inborn genetic diseases (ClinVar).

How common is ABL1 p.Ser855Cys (c.2563A>T) in the general population?

ABL1 p.Ser855Cys (c.2563A>T) is very rare (popmax 0.00213%, nfe) (gnomAD).

What do computational predictors say about ABL1 p.Ser855Cys (c.2563A>T)?

AlphaMissense predicts likely benign (score 0.0693) — an in-silico prediction, not a clinical call.

ABL1 p.Ser855Cys

c.2563A>T · rs774659092 · VCV1917570

Likely benign Multiple submitters

Classification

Likely benign

ClinVar

Review

Multiple submitters ★★☆☆

ClinVar · 2 submitters

AlphaMissense

likely benign

0.0693 · ACMG-weighted

gnomAD v4.1

Rare

very rare (popmax 0.00213%, nfe)

Missense predictors

0/3 damaging

AlphaMissense, REVEL, SaProt

Conditions

Inborn genetic diseases

Computational evidence

Protein change
AlphaMissense	0.0693	likely benign
REVEL	0.061	moderately benign-leaning
SaProt	LLR -9.14	tolerated
⇒ AlphaMissense, REVEL and SaProt all call this tolerated.
Splicing
SpliceAI	—	not assessed · no allele here is in the release
Constraint at this position
Conservation	phyloP 0.64	GERP -0.33, phastCons 0.001
Regional constraint	o/e 0.93	unconstrained · MANE · 5,156 bp · p 0.054 · regional, not allelic
Overall
CADD	16.83	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 0.00213% European (non-Finnish) · 25/1,175,870 alleles

Filtering AF 0.00146% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.00123%

Overall 0.00162% 26/1,605,896 alleles · very rare

Ancestry group	Frequency	1 in
European (non-Finnish)grpmax	0.00213%	47,035
Remaining individualsnot grpmax-eligible	0.00161%	62,066

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.Ser855Cys
Coding: c.2563A>T
MANE Select: NM_005157
dbSNP: rs774659092
Type: single nucleotide variant
Location: chr9:130884853 (GRCh38)
Gene constraint: LOEUF 0.19 · pLI 1.00 (gnomAD)
Structure: AlphaFold pLDDT 64.68 · 85 PDB
Residue 855: the 'disordered' region; a modified residue (phosphoserine)

Full ABL1 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

ABL1 p.Ser855Asn Uncertain significance ★ ⚠ same residue
ABL1 p.Ala767Val Uncertain significance ★★ ⚠ same condition
ABL1 p.Arg1016His Uncertain significance ★★ ⚠ same condition
ABL1 p.Arg771Gly Uncertain significance ★★ ⚠ same condition
ABL1 p.Asn1088His Uncertain significance ★★ ⚠ same condition
ABL1 p.Asn120Thr Uncertain significance ★★ ⚠ same condition
ABL1 p.Asn414Lys Uncertain significance ★★ ⚠ same condition
ABL1 p.Glu123Gln 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/abl1-p-ser855cys (accessed [today's date]).

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