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INTS1 p.Asn1970=

c.5910T>C · VCV4622155

Likely benign Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.0011%, sas)
Conditions
1
Inborn genetic diseases

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 -11GERP -3.1
Overall
CADD0.003PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 0.0011% South Asian · 1/90,724 alleles
Filtering AF 0.000124% ClinGen BA1/BS1 input FAF95, joint · FAF99 9e-05%
Overall 0.000434% 7/1,612,096 alleles · very rare exomes 5/1,459,870 · genomes 2/152,226 · joint denominator
Ancestry group Frequency 1 in
Remaining individualsnot grpmax-eligible 0.0016% 62,406
South Asiangrpmax 0.0011% 90,724
European (non-Finnish) 0.000424% 235,864

Remaining individuals shows a higher raw frequency than the grpmax group above it. gnomAD excludes bottlenecked groups — Finnish, Ashkenazi Jewish, Amish and “Remaining individuals” — from grpmax, because founder effects make their frequencies unrepresentative for filtering. The table is sorted by frequency, so an excluded group can sit above the grpmax row.

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
INTS1
Protein
p.Asn1970=
Coding
c.5910T>C
MANE Select
NM_001080453
Type
single nucleotide variant
Location
chr7:1473613 (GRCh38)
Gene constraint
LOEUF 0.785 · pLI <0.01 (gnomAD)
Structure
AlphaFold pLDDT 75.49 · 8 PDB
Residue 1970
a UniProt-annotated variant site (in ndcagf; decreased protein abundance); a UniProt-annotated variant site (in ndcagf)
Full INTS1 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/ints1-p-asn1970 (accessed [today's date]).

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