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RECQL p.Ser142=

c.426T>A · rs749959463 · VCV1739251

Likely benign Multiple submitters
Classification
Likely benign
ClinVar
Review
Multiple submitters ★★☆☆
ClinVar · 2 submitters
gnomAD v4.1
Rare
very rare (popmax 0.00174%, amr)

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 3.4GERP -0.85, phastCons 1
Overall
CADD9.962PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 0.00174% Admixed American · 1/57,444 alleles
Overall 6.25e-05% 1/1,598,764 alleles · very rare exomes 1/1,448,376 · genomes 0/150,388 · 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
RECQL
Protein
p.Ser142=
Coding
c.426T>A
MANE Select
NM_002907
dbSNP
rs749959463
Type
single nucleotide variant
Location
chr12:21486554 (GRCh38)
Gene constraint
LOEUF 1.235 · pLI <0.01 · ClinGen HI gene assoc. with recessive phenotype (gnomAD)
Structure
AlphaFold pLDDT 86.55 · 7 PDB
Residue 142
the helicase atp-binding domain; an α-helix
Full RECQL 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/recql-p-ser142 (accessed [today's date]).

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