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VDR p.Leu221=

c.663G>C · rs2539981192 · VCV2715415

Likely benign Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 8.47e-05%, nfe)

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
ConservationphyloP 0.02GERP -1.8, phastCons 0.81
Overall
CADD6.071PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 8.47e-05% European (non-Finnish) · 1/1,180,024 alleles
Overall 6.2e-05% 1/1,614,204 alleles · very rare exomes 1/1,461,882 · genomes 0/152,322 · joint denominator

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
VDR
Protein
p.Leu221=
Coding
c.663G>C
MANE Select
NM_000376
dbSNP
rs2539981192
Type
single nucleotide variant
Location
chr12:47855722 (GRCh38)
Gene constraint
LOEUF 0.714 · pLI 0.01 (gnomAD)
Structure
AlphaFold pLDDT 84.56 · 52 PDB
Residue 221
the nr lbd domain; a UniProt-annotated variant site (in vddr2a; loss of calcitriol receptor activity; loss of affinity for calcitriol; no effect on ligand-independent localization to the nucleus); an α-helix
Full VDR gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Similar variants

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/vdr-p-leu221 (accessed [today's date]).

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