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SCRIB p.Pro1556=

c.4668C>T · VCV4901792

Likely benign Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
ultra-rare (popmax 0.0127%, nfe)

Computational evidence

Protein change
Missense predictors do not apply to this variant type; conservation carries the signal.
REVEL0.016strongly benign-leaning
Splicing
SpliceAI—not assessed · no allele here is in the release
Constraint at this position
ConservationphyloP 0.89GERP -0.7, phastCons 1
Overall
CADD8.846PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 0.0127% European (non-Finnish) · 144/1,133,840 alleles
Filtering AF 0.011% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.0103%
Overall 0.00953% 145/1,521,348 alleles · ultra-rare exomes 141/1,369,632 · genomes 4/151,716 · joint denominator
Ancestry group Frequency 1 in
European (non-Finnish)grpmax 0.0127% 7,874
Remaining individualsnot grpmax-eligible 0.00171% 58,338

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
SCRIB
Protein
p.Pro1556=
Coding
c.4668C>T
MANE Select
NM_182706
Type
single nucleotide variant
Location
chr8:143791903 (GRCh38)
Gene constraint
LOEUF 0.684 · pLI <0.01 (gnomAD)
Structure
AlphaFold pLDDT 52.33 · 42 PDB
Residue 1556
the 'disordered' region
Full SCRIB 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/scrib-p-pro1556 (accessed [today's date]).

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