Is RIN2 p.Thr551= (c.1653C>T) pathogenic?

RIN2 p.Thr551= (c.1653C>T) is classified Likely benign in RIN2 (ClinVar, Single submitter, 1 submitter; last evaluated 2025-12-03). Ultra-rare (popmax 0.0165%, mid).

How common is RIN2 p.Thr551= (c.1653C>T) in the general population?

RIN2 p.Thr551= (c.1653C>T) is ultra-rare (popmax 0.0165%, mid) (gnomAD).

RIN2 p.Thr551=

c.1653C>T · rs535986877 · VCV1632834

Likely benign Single submitter

Classification

Likely benign

ClinVar

Review

Single submitter ★☆☆☆

ClinVar · 1 submitter

gnomAD v4.1

Rare

ultra-rare (popmax 0.0165%, mid)

Computational evidence

Protein change
Missense predictors do not apply to this variant type; conservation carries the signal.
Splicing
SpliceAI	—	not assessed · no allele here is in the release
Constraint at this position
Conservation	phyloP -6.6	GERP -15
Overall
CADD	0.869	PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes

Grpmax group 0.0165% Middle Eastern · 1/6,054 alleles

Filtering AF 0.0134% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.0127%

Overall 0.0116% 187/1,613,648 alleles · ultra-rare exomes 180/1,461,412 · genomes 7/152,236 · joint denominator

Ancestry group	Frequency	1 in
Middle Easterngrpmax	0.0165%	6,054
European (non-Finnish)	0.0153%	6,555
Admixed American	0.00833%	12,003
Remaining individualsnot grpmax-eligible	0.0016%	62,490

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: RIN2
Protein: p.Thr551=
Coding: c.1653C>T
MANE Select: NM_018993
dbSNP: rs535986877
Type: single nucleotide variant
Location: chr20:19975678 (GRCh38)
Gene constraint: LOEUF 0.637 · pLI <0.01 · ClinGen HI gene assoc. with recessive phenotype (gnomAD)
Structure: AlphaFold pLDDT 64.30

Full RIN2 gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Similar variants

RIN2 p.Ala205Val Uncertain significance ★★ ⚠ same type
RIN2 p.Ala72Thr Uncertain significance ★★ ⚠ same type
RIN2 p.Ala8Thr Uncertain significance ★★ ⚠ same type
RIN2 p.Arg135Cys Uncertain significance ★★ ⚠ same type
RIN2 p.Arg170Trp Uncertain significance ★★ ⚠ same type
RIN2 p.Arg255Thr Uncertain significance ★★ ⚠ same type
RIN2 p.Arg290Leu Uncertain significance ★★ ⚠ same type
RIN2 p.Arg303Gln Uncertain significance ★★ ⚠ 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/rin2-p-thr551 (accessed [today's date]).

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