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DSPP p.Asp1116=

c.3348C>T · rs200745922 · VCV2654909

Likely benign Multiple submitters
Classification
Likely benign
ClinVar
Review
Multiple submitters ★★☆☆
ClinVar · 2 submitters
gnomAD v4.1
Rare
ultra-rare (popmax 0.0104%, afr)

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 -11GERP -2.4
Overall
CADD1.094PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 0.0104% African / African-American · 2/19,144 alleles
Filtering AF 0.00183% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.000745%
Overall 0.00196% 13/663,878 alleles · ultra-rare
Ancestry group Frequency 1 in
African / African-Americangrpmax 0.0104% 9,572
South Asian 0.00499% 20,035
Admixed American 0.00375% 26,662
European (non-Finnish) 0.00154% 65,092

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
DSPP
Protein
p.Asp1116=
Coding
c.3348C>T
dbSNP
rs200745922
Type
single nucleotide variant
Location
chr4:87616010 (GRCh38)
Full DSPP 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/dspp-p-asp1116 (accessed [today's date]).

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