Is BIN1 p.Ser445Tyr (c.1334C>A) pathogenic?

BIN1 p.Ser445Tyr (c.1334C>A) is classified Uncertain significance in BIN1 (ClinVar, Single submitter, 1 submitter; last evaluated 2021-08-04). AlphaMissense: likely benign (0.1987); No allele count reported in gnomAD v4.1 (AN 1,585,422); Associated with myopathy, centronuclear, 2.

What condition is associated with BIN1 p.Ser445Tyr (c.1334C>A)?

BIN1 p.Ser445Tyr (c.1334C>A) is associated with myopathy, centronuclear, 2 (ClinVar).

How common is BIN1 p.Ser445Tyr (c.1334C>A) in the general population?

BIN1 p.Ser445Tyr (c.1334C>A) is no allele count reported in gnomAD v4.1 (AN 1,585,422) (gnomAD).

How is Autosomal recessive centronuclear myopathy inherited?

Typically Autosomal recessive (Orphanet). A genetic counselor can assess individual risk for a family.

What do computational predictors say about BIN1 p.Ser445Tyr (c.1334C>A)?

AlphaMissense predicts likely benign (score 0.1987) — an in-silico prediction, not a clinical call.

BIN1 p.Ser445Tyr

c.1334C>A · rs1158338100 · VCV1492413

Uncertain significance Single submitter

Classification

Uncertain significance

ClinVar

Review

Single submitter ★☆☆☆

ClinVar · 1 submitter

AlphaMissense

likely benign

0.1987 · ACMG-weighted

gnomAD v4.1

Not reported

no allele count reported in gnomAD v4.1 (AN 1,585,422)

Missense predictors

1/3 damaging

AlphaMissense, REVEL, SaProt

Conditions

myopathy, centronuclear, 2

Computational evidence

Protein change
AlphaMissense	0.1987	likely benign
REVEL	0.11	moderately benign-leaning
SaProt	LLR -11.46	damaging
⇒ SaProt calls this damaging; AlphaMissense and REVEL do not.
Splicing
SpliceAI	—	not assessed · no allele here is in the release
Constraint at this position
Conservation	phyloP 6.5	GERP 1.6, phastCons 1
Regional constraint	o/e 0.82	unconstrained · MANE · 58 kb · p 3.7e-07 · regional, not allelic
Overall
CADD	24.4	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

No allele count reported in gnomAD v4.1 (AN 1,585,422). This is missing data, not an absence: the variant may or may not be present in gnomAD. Rarity (ACMG PM2) and BA1/BS1 cannot be assessed for it.

Variant & gene context

Gene: BIN1
Protein: p.Ser445Tyr
Coding: c.1334C>A
MANE Select: NM_139343
dbSNP: rs1158338100
Type: single nucleotide variant
Location: chr2:127052292 (GRCh38)
Gene constraint: LOEUF 0.817 · pLI <0.01 · ClinGen HI gene assoc. with recessive phenotype (gnomAD)
Structure: AlphaFold pLDDT 68.61 · 7 PDB
Residue 445: the 'disordered' region

Full BIN1 gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Disease context

myopathy, centronuclear, 2 — disease report on Sugi Atlas → Associated genes, phenotypes, clinical trials & treatments

For Autosomal recessive centronuclear myopathy (Orphanet):

Inheritance: Autosomal recessive
Onset: Childhood, Infancy, Neonatal

Similar variants

BIN1 p.Ser445Phe Uncertain significance ★ ⚠ same residue
BIN1 p.Ser445= Likely benign ★ same residue
BIN1 p.Arg145Cys Likely pathogenic ★★ same condition
BIN1 p.Arg234Cys Pathogenic/Likely pathogenic ★★ same condition
BIN1 c.165+6T>C Uncertain significance ★★ same condition
BIN1 c.-163T>C Uncertain significance ★★ same condition
BIN1 p.Ala104Ser Uncertain significance ★★ ⚠ same condition
BIN1 p.Ala289Thr 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/bin1-p-ser445tyr (accessed [today's date]).

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