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CIT p.Lys129=

c.387G>A · VCV3341630

Likely benign Multiple submitters
Classification
Likely benign
ClinVar
Review
Multiple submitters ★★☆☆
ClinVar · 2 submitters
gnomAD v4.1
Rare
very rare (popmax 0.00263%, 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 4.8GERP 0.92, phastCons 1
Overall
CADD13.72PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 0.00263% European (non-Finnish) · 31/1,180,036 alleles
Filtering AF 0.00188% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.00164%
Overall 0.00204% 33/1,614,036 alleles · very rare
Ancestry group Frequency 1 in
European (non-Finnish)grpmax 0.00263% 38,066
East Asian 0.00223% 44,900
South Asian 0.0011% 91,086

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
CIT
Protein
p.Lys129=
Coding
c.387G>A
MANE Select
NM_001206999
Type
single nucleotide variant
Location
chr12:119857550 (GRCh38)
Gene constraint
LOEUF 0.353 · pLI 1.00 (gnomAD)
Structure
AlphaFold pLDDT 69.75
Residue 129
the protein kinase domain
Full CIT 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/cit-p-lys129 (accessed [today's date]).

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