Send feedback

ASPM p.Leu150=

c.450T>C · rs762652552 · VCV387513

Likely benign Multiple submitters
Classification
Likely benign
ClinVar
Review
Multiple submitters ★★☆☆
ClinVar · 2 submitters
gnomAD v4.1
Rare
ultra-rare (popmax 0.0134%, afr)

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 1.1GERP -2.1, phastCons 0.99
Overall
CADD6.056PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 0.0134% African / African-American · 10/74,862 alleles
Filtering AF 0.00723% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.0055%
Overall 0.000744% 12/1,612,312 alleles · ultra-rare
Ancestry group Frequency 1 in
African / African-Americangrpmax 0.0134% 7,486
Admixed American 0.00334% 29,947

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
ASPM
Protein
p.Leu150=
Coding
c.450T>C
MANE Select
NM_018136
dbSNP
rs762652552
Type
single nucleotide variant
Location
chr1:197143802 (GRCh38)
Gene constraint
LOEUF 0.766 · pLI <0.01 · ClinGen HI gene assoc. with recessive phenotype (gnomAD)
Full ASPM 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/aspm-p-leu150 (accessed [today's date]).

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