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DYNC2H1 p.Asn271=

c.813C>T · rs764440550 · VCV2151440

Likely benign Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.00501%, amr)
Conditions
1
Jeune syndrome

Computational evidence

Protein change
Missense predictors do not apply to this variant type; conservation carries the signal.
Splicing
SpliceAI<0.2no splice effect predicted · four deltas, not one · how we know
Constraint at this position
ConservationphyloP 0.18GERP -2.1, phastCons 0.93
Overall
CADD5.725PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 0.00501% Admixed American · 3/59,848 alleles
Filtering AF 0.00133% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.000669%
Overall 0.000186% 3/1,610,160 alleles · very rare exomes 3/1,458,170 · genomes 0/151,990 · 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
DYNC2H1
Protein
p.Asn271=
Coding
c.813C>T
MANE Select
NM_001377
dbSNP
rs764440550
Type
single nucleotide variant
Location
chr11:103117677 (GRCh38)
Gene constraint
LOEUF 0.859 · pLI <0.01 · ClinGen HI gene assoc. with recessive phenotype (gnomAD)
Residue 271
the 'stem' region
Full DYNC2H1 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/dync2h1-p-asn271 (accessed [today's date]).

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