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NOS3 p.Pro1003=

c.3009C>T · rs745904496 · VCV797709

Likely benign Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.00137%, nfe)

Computational evidence

Protein change
Missense predictors do not apply to this variant type; conservation carries the signal.
Splicing
SpliceAI—not looked up on this page · why
Constraint at this position
ConservationphyloP -3.5GERP -3.5
Overall
CADD7.343PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 0.00137% European (non-Finnish) · 16/1,163,710 alleles
Filtering AF 0.000814% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.000659%
Overall 0.00108% 17/1,581,040 alleles · very rare
Ancestry group Frequency 1 in
European (non-Finnish)grpmax 0.00137% 72,732
South Asian 0.00116% 86,332

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
NOS3
Protein
p.Pro1003=
Coding
c.3009C>T
MANE Select
NM_001317056 · reported on NM_000603
dbSNP
rs745904496
Type
single nucleotide variant
Location
chr7:151012375 (GRCh38)
Full NOS3 gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

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/nos3-p-pro1003 (accessed [today's date]).

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