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E2F1 p.Thr49=

c.147C>G · rs751858610 · VCV774257

Benign Multiple submitters
Classification
Benign
ClinVar
Review
Multiple submitters ★★☆☆
ClinVar · 2 submitters
gnomAD v4.1
Rare
low-frequency (popmax 3.47%, sas)

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 -0.087GERP -3.8, phastCons 0.33
Overall
CADD3.311PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 3.47% South Asian · 808/23,272 alleles
Filtering AF 3.27% ClinGen BA1/BS1 input FAF95, joint · FAF99 3.19%
Overall 0.299% 3,186/1,067,102 alleles · low-frequency
Ancestry group Frequency 1 in
South Asiangrpmax 3.47% 29
Finnishnot grpmax-eligible 2.53% 40
Middle Eastern 0.983% 102
Ashkenazi Jewishnot grpmax-eligible 0.648% 154
Remaining individualsnot grpmax-eligible 0.442% 226
European (non-Finnish) 0.184% 544
Admixed American 0.076% 1,315
African / African-American 0.0392% 2,551
East Asian 0.0336% 2,980

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
E2F1
Protein
p.Thr49=
Coding
c.147C>G
MANE Select
NM_005225
dbSNP
rs751858610
Type
single nucleotide variant
Location
chr20:33686118 (GRCh38)
Gene constraint
LOEUF 0.399 · pLI 1.00 · ClinGen HI gene assoc. with recessive phenotype (gnomAD)
Structure
AlphaFold pLDDT 63.40 · 8 PDB
Residue 49
the 'disordered' region
Full E2F1 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/e2f1-p-thr49 (accessed [today's date]).

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