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MAPK8IP3 p.Asp633=

c.1899C>T · rs200312072 · VCV2645921

Likely benign Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 2 submitters
gnomAD v4.1
Rare
ultra-rare (popmax 0.0955%, amr)

Computational evidence

Protein change
Missense predictors do not apply to this variant type; conservation carries the signal.
Splicing
SpliceAI<0.2all four deltas below 0.2 · C>A here scores Δ0.45 · evaluated, not missing
Constraint at this position
ConservationphyloP -0.44GERP -2.6, phastCons 0.094
Overall
CADD15.02PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 0.0955% Admixed American · 52/54,456 alleles
Filtering AF 0.0807% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.0789%
Overall 0.072% 1,126/1,563,498 alleles · ultra-rare exomes 1,030/1,411,144 · genomes 96/152,354 · joint denominator
Ancestry group Frequency 1 in
Admixed Americangrpmax 0.0955% 1,047
European (non-Finnish) 0.0852% 1,174
Remaining individualsnot grpmax-eligible 0.0681% 1,469
Middle Eastern 0.067% 1,492
Finnishnot grpmax-eligible 0.0512% 1,954
South Asian 0.0128% 7,795
African / African-American 0.0068% 14,704
Ashkenazi Jewishnot grpmax-eligible 0.00352% 28,384

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
MAPK8IP3
Protein
p.Asp633=
Coding
c.1899C>T
MANE Select
NM_001318852
dbSNP
rs200312072
Type
single nucleotide variant
Location
chr16:1763657 (GRCh38)
Gene constraint
LOEUF 0.407 · pLI 1.00 (gnomAD)
Structure
AlphaFold pLDDT 63.19 · 5 PDB
Residue 633
a UniProt-annotated variant site (in nedba)
Full MAPK8IP3 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/mapk8ip3-p-asp633 (accessed [today's date]).

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