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SETD1A p.Ser355=

c.1065G>C · rs139119057 · VCV2646426

Likely benign Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
rare (popmax 0.132%, mid)

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 -4.7GERP -4.7
Overall
CADD0.072PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 0.132% Middle Eastern · 8/6,062 alleles
Filtering AF 0.0656% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.0478%
Overall 0.00762% 123/1,613,960 alleles · rare exomes 103/1,461,852 · genomes 20/152,108 · joint denominator
Ancestry group Frequency 1 in
Middle Easterngrpmax 0.132% 758
Admixed American 0.0317% 3,158
Remaining individualsnot grpmax-eligible 0.0176% 5,682
African / African-American 0.0147% 6,815
Ashkenazi Jewishnot grpmax-eligible 0.00675% 14,804
South Asian 0.00659% 15,179
European (non-Finnish) 0.00551% 18,153
East Asian 0.00223% 44,878

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
SETD1A
Protein
p.Ser355=
Coding
c.1065G>C
MANE Select
NM_014712
dbSNP
rs139119057
Type
single nucleotide variant
Location
chr16:30964807 (GRCh38)
Gene constraint
LOEUF 0.279 · pLI 1.00 · ClinGen HI 3/3 (gnomAD)
Structure
AlphaFold pLDDT 49.20 · 4 PDB
Residue 355
a UniProt-annotated variant site (in nedsid); the 'disordered' region
Full SETD1A 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/setd1a-p-ser355 (accessed [today's date]).

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