Send feedback

MESP2 p.Ala63=

c.189C>T · rs534821207 · VCV2155765

Likely benign Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.000175%, nfe)

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 -1.5GERP -4.3
Overall
CADD8.504PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 0.000175% European (non-Finnish) · 2/1,145,064 alleles
Filtering AF 2.9e-05% ClinGen BA1/BS1 input FAF95, joint · FAF99 1.1e-05%
Overall 0.000131% 2/1,532,238 alleles · very rare exomes 2/1,379,866 · genomes 0/152,372 · 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
MESP2
Protein
p.Ala63=
Coding
c.189C>T
MANE Select
NM_001039958
dbSNP
rs534821207
Type
single nucleotide variant
Location
chr15:89776546 (GRCh38)
Gene constraint
LOEUF 1.656 · pLI <0.01 (gnomAD)
Structure
AlphaFold pLDDT 54.92
Residue 63
the 'disordered' region
Full MESP2 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/mesp2-p-ala63 (accessed [today's date]).

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