Is ABCA4 p.Pro1511Arg (c.4532C>G) pathogenic?

ABCA4 p.Pro1511Arg (c.4532C>G) is classified Pathogenic in ABCA4 (ClinVar, Multiple submitters, 2 submitters; last evaluated 2024-07-11). AlphaMissense: likely pathogenic (0.8798); Very rare (popmax 0.000436%, nfe); Associated with ABCA4-related disorder.

What condition is associated with ABCA4 p.Pro1511Arg (c.4532C>G)?

ABCA4 p.Pro1511Arg (c.4532C>G) is associated with ABCA4-related disorder (ClinVar).

How common is ABCA4 p.Pro1511Arg (c.4532C>G) in the general population?

ABCA4 p.Pro1511Arg (c.4532C>G) is very rare (popmax 0.000436%, nfe) (gnomAD).

What do computational predictors say about ABCA4 p.Pro1511Arg (c.4532C>G)?

AlphaMissense predicts likely pathogenic (score 0.8798) — an in-silico prediction, not a clinical call.

ABCA4 p.Pro1511Arg

c.4532C>G · rs886046564 · VCV857006

Pathogenic Multiple submitters

Classification

Pathogenic

ClinVar

Review

Multiple submitters ★★☆☆

ClinVar · 2 submitters

AlphaMissense

likely pathogenic

0.8798 · ACMG-weighted

gnomAD v4.1

Rare

very rare (popmax 0.000436%, nfe)

Missense predictors

3/3 damaging

AlphaMissense, REVEL, SaProt

Conditions

ABCA4-related disorder

Computational evidence

Protein change
AlphaMissense	0.8798	likely pathogenic ✓ concordant with ClinVar
REVEL	0.868	moderately pathogenic-leaning
SaProt	LLR -11.79	damaging
⇒ AlphaMissense, REVEL and SaProt all call this damaging.
Splicing
SpliceAI	—	not assessed · no allele here is in the release
Constraint at this position
Conservation	phyloP 8.6	GERP 2, phastCons 1
Regional constraint	o/e 0.98	unconstrained · MANE · 128 kb · p 0.24 · regional, not allelic
Overall
CADD	24.5	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 0.000436% European (non-Finnish) · 5/1,147,402 alleles

Filtering AF 0.000128% ClinGen BA1/BS1 input FAF95, joint · FAF99 9.3e-05%

Overall 0.000357% 5/1,399,454 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: ABCA4
Protein: p.Pro1511Arg
Coding: c.4532C>G
MANE Select: NM_000350
dbSNP: rs886046564
Type: single nucleotide variant
Location: chr1:94029452 (GRCh38)
Gene constraint: LOEUF 0.786 · pLI <0.01 (gnomAD)
Structure: AlphaFold pLDDT 75.96 · 8 PDB
Residue 1511: a UniProt-annotated variant site (in cord3; uncertain significance); a UniProt-annotated variant site (in stgd1; uncertain significance); a UniProt-annotated variant site (found in a patient with chorioretinal atrophy; uncertain significance); a UniProt-annotated variant site (found in a patient with macular dystrophy; uncertain significance); a UniProt-annotated variant site (in stgd1 and cord3; uncertain significance); an α-helix

Full ABCA4 gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Disease context

ABCA4-related disorder — disease report on Sugi Atlas → Associated genes, phenotypes, clinical trials & treatments

Similar variants

ABCA4 p.Pro1511His Likely pathogenic ★★★ same residue
ABCA4 p.Pro1511Leu Uncertain significance ★★★ ⚠ same residue
ABCA4 p.Pro1511Thr Likely pathogenic ★ same residue
ABCA4 p.Pro1511Ser Uncertain significance ★ ⚠ same residue
ABCA4 p.Pro1511= Likely benign ★ same residue
ABCA4 c.1099+2T>G Pathogenic/Likely pathogenic ★★ same condition
ABCA4 c.160+5G>C Pathogenic/Likely pathogenic ★★ same condition
ABCA4 c.1937+1G>C Pathogenic/Likely pathogenic ★★ 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/abca4-p-pro1511arg (accessed [today's date]).

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