CD4 p.His449=
c.1347C>T · rs2542294674 · VCV3140586
Likely benign
Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Absent
absent from gnomAD v4.1
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 2.6 | GERP 1.1, phastCons 1 |
| Overall | ||
| CADD | 14.77 | PHRED · no single calibrated threshold — expert panels disagree |
Population frequency
gnomAD v4.1 · exomes + genomes
Absent from gnomAD v4.1. Not observed in any sequenced alleles — a rarity signal (ACMG PM2-supporting), not evidence of pathogenicity on its own.
Variant & gene context
- Gene
- CD4
- Protein
- p.His449=
- Coding
- c.1347C>T
- MANE Select
- NM_000616
- dbSNP
- rs2542294674
- Type
- single nucleotide variant
- Location
- chr12:6819299 (GRCh38)
- Gene constraint
- LOEUF 0.673 · pLI <0.01 (gnomAD)
- Structure
- AlphaFold pLDDT 85.35 · 84 PDB
- Residue 449
- the 'hiv-1 vpu-susceptibility domain' region
Similar variants
- CD4 p.Ser352Trp Uncertain significance ★★ ⚠ same type
- CD4 p.Thr444Ala Uncertain significance ★★ ⚠ same type
- CD4 c.1346+55T>G Benign ★★ same type
- CD4 c.49+35A>G Benign ★★ same type
- CD4 c.*91C>A Benign ★★ same type
- CD4 c.*92A>G Benign ★★ same type
- CD4 p.Arg265Trp Benign ★★ ⚠ same type
- CD4 p.Arg431Gln Benign/Likely benign ★★ ⚠ 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/cd4-p-his449 (accessed [today's date]).
Preprint & method: sugi.bio/variant/method Machine-readable: this page as Markdown