LTBP2 p.Pro461=
c.1383G>T · rs371373067 · VCV1576916
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
ultra-rare (popmax 0.0307%, afr)
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 -1.6 | GERP -3.1 |
| Overall | ||
| CADD | 1.442 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.0307%
African / African-American · 23/74,962 alleles
Filtering AF
0.021%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.0178%
Overall
0.0018%
29/1,608,432 alleles · ultra-rare
exomes 15/1,456,136 · genomes 14/152,296 · joint denominator
| Ancestry group | Frequency | 1 in |
|---|---|---|
| African / African-Americangrpmax | 0.0307% | 3,259 |
| Middle Eastern | 0.0171% | 5,862 |
| Admixed American | 0.0084% | 11,904 |
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
- LTBP2
- Protein
- p.Pro461=
- Coding
- c.1383G>T
- MANE Select
- NM_000428
- dbSNP
- rs371373067
- Type
- single nucleotide variant
- Location
- chr14:74552203 (GRCh38)
- Gene constraint
- LOEUF 0.595 · pLI <0.01 (gnomAD)
- Structure
- AlphaFold pLDDT 58.33
Similar variants
- LTBP3 p.Tyr461Ter Pathogenic ★ same residue
- LTBP2 p.Pro461Arg Uncertain significance ★ same residue
- LTBP3 p.Tyr461= Likely benign ★ same residue
- LTBP2 c.2389-2A>G Likely pathogenic ★★ same type
- LTBP2 c.2659+2T>C Likely pathogenic ★★ same type
- LTBP2 c.2789-1G>A Likely pathogenic ★★ same type
- LTBP2 c.2789-2A>T Likely pathogenic ★★ same type
- LTBP2 c.3652+1G>A Likely pathogenic ★★ 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/ltbp2-p-pro461 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown