Is ROR2 p.Arg244Trp (c.730C>T) pathogenic?

ROR2 p.Arg244Trp (c.730C>T) is classified Benign/Likely benign in ROR2 (ClinVar, Multiple submitters, 6 submitters; last evaluated 2025-10-04). AlphaMissense: likely benign (0.1251); Rare (popmax 0.432%, sas); Associated with brachydactyly type B1.

What condition is associated with ROR2 p.Arg244Trp (c.730C>T)?

ROR2 p.Arg244Trp (c.730C>T) is associated with brachydactyly type B1, autosomal recessive Robinow syndrome (ClinVar).

How common is ROR2 p.Arg244Trp (c.730C>T) in the general population?

ROR2 p.Arg244Trp (c.730C>T) is rare (popmax 0.432%, sas) (gnomAD).

What do computational predictors say about ROR2 p.Arg244Trp (c.730C>T)?

AlphaMissense predicts likely benign (score 0.1251) — an in-silico prediction, not a clinical call.

ROR2 p.Arg244Trp

c.730C>T · rs148340413 · VCV198176

Benign/Likely benign Multiple submitters

Classification

Benign/Likely benign

ClinVar

Review

Multiple submitters ★★☆☆

ClinVar · 6 submitters

AlphaMissense

likely benign

0.1251 · ACMG-weighted

gnomAD v4.1

Rare

rare (popmax 0.432%, sas)

Missense predictors

0/2 damaging

AlphaMissense, SaProt · REVEL indeterminate

Conditions

brachydactyly type B1

Computational evidence

Protein change
AlphaMissense	0.1251	likely benign
REVEL	0.439	indeterminate
SaProt	LLR -9.76	tolerated
⇒ AlphaMissense and SaProt both call this tolerated; REVEL is indeterminate.
Splicing
SpliceAI	<0.2	all four deltas below 0.2 · G>T here scores Δ0.39 · evaluated, not missing
Constraint at this position
Conservation	phyloP 2.2	GERP -3.2, phastCons 0.26
Regional constraint	o/e 0.93	unconstrained · MANE · 226 kb · p 0.007 · regional, not allelic
Overall
CADD	25.2	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 0.432% South Asian · 393/90,946 alleles

Filtering AF 0.397% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.383%

Overall 0.0376% 606/1,612,308 alleles · rare exomes 540/1,459,952 · genomes 66/152,356 · joint denominator

Ancestry group	Frequency	1 in
South Asiangrpmax	0.432%	231
Middle Eastern	0.231%	433
Ashkenazi Jewishnot grpmax-eligible	0.0947%	1,056
African / African-American	0.08%	1,251
Remaining individualsnot grpmax-eligible	0.0464%	2,154
European (non-Finnish)	0.00661%	15,124
Admixed American	0.005%	19,987
East Asian	0.00223%	44,848

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: ROR2
Protein: p.Arg244Trp
Coding: c.730C>T
MANE Select: NM_004560
dbSNP: rs148340413
Type: single nucleotide variant
Location: chr9:91733329 (GRCh38)
Gene constraint: LOEUF 0.543 · pLI 0.35 · ClinGen HI 0/3 (gnomAD)
Structure: AlphaFold pLDDT 69.09 · 6 PDB
Residue 244: a UniProt-annotated variant site (in); the fz domain

Full ROR2 gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Disease context

brachydactyly type B1 — disease report on Sugi Atlas → Associated genes, phenotypes, clinical trials & treatments

Also linked: autosomal recessive Robinow syndrome

Similar variants

ROR2 p.Arg244Gln Uncertain significance ★ ⚠ same residue
ROR2 p.Arg244Pro Uncertain significance ★★ ⚠ same residue
ROR2 c.175+1G>A Likely pathogenic ★★ same condition
ROR2 p.Arg119Ter Pathogenic ★★ same condition
ROR2 p.Arg397Ter Pathogenic ★★ same condition
ROR2 p.Arg442Ter Pathogenic ★★ same condition
ROR2 p.Arg528Ter Pathogenic/Likely pathogenic ★★ same condition
ROR2 c.175+3G>T 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/ror2-p-arg244trp (accessed [today's date]).

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