FLT4 p.Asn527=
c.1581C>T · rs756153002 · VCV993824
Likely benign
Multiple submitters
Classification
Likely benign
ClinVar
Review
Multiple submitters ★★☆☆
ClinVar · 2 submitters
gnomAD v4.1
Rare
very rare (popmax 0.00801%, 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 | ||
| Conservation | phyloP -3.5 | GERP -3.2 |
| Overall | ||
| CADD | 2.08 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Grpmax group
0.00801%
African / African-American · 6/74,896 alleles
Filtering AF
0.00347%
ClinGen BA1/BS1 input
FAF95, joint · FAF99 0.00229%
Overall
0.00248%
40/1,613,340 alleles · very rare
| Ancestry group | Frequency | 1 in |
|---|---|---|
| African / African-Americangrpmax | 0.00801% | 12,483 |
| South Asian | 0.00439% | 22,770 |
| Admixed American | 0.00333% | 29,991 |
| Remaining individualsnot grpmax-eligible | 0.0032% | 31,235 |
| European (non-Finnish) | 0.0022% | 45,376 |
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
- FLT4
- Protein
- p.Asn527=
- Coding
- c.1581C>T
- MANE Select
- NM_182925
- dbSNP
- rs756153002
- Type
- single nucleotide variant
- Location
- chr5:180622807 (GRCh38)
- Gene constraint
- LOEUF 0.265 · pLI 1.00 (gnomAD)
- Structure
- AlphaFold pLDDT 72.82 · 2 PDB
- Residue 527
- a disulfide bond; a UniProt-annotated variant site (in chtd7); a UniProt-annotated variant site (in); the ig-like c2-type 5 domain
Similar variants
- FLT4 p.Asn527Ser Benign ★★ same residue
- FLT4 p.Asn527Asp Uncertain significance ★ ⚠ same residue
- FLT4 p.Arg1041Gln Pathogenic/Likely pathogenic ★★ same type
- FLT4 p.Arg1041Trp Pathogenic/Likely pathogenic ★★ same type
- FLT4 p.Arg318Ter Pathogenic/Likely pathogenic ★★ same type
- FLT4 p.Gly1131Ser Pathogenic/Likely pathogenic ★★ same type
- FLT4 p.Gly857Arg Pathogenic ★★ same type
- FLT4 p.Pro1137Leu Likely pathogenic ★★ same type
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/flt4-p-asn527 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown