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RORB p.His400=

c.1200C>T · VCV3683335

Likely benign Single submitter
Classification
Likely benign
ClinVar
Review
Single submitter ★☆☆☆
ClinVar · 1 submitter
gnomAD v4.1
Rare
very rare (popmax 0.00034%, 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 0.14GERP 0.12, phastCons 0.93
Overall
CADD7.04PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes
Grpmax group 0.00034% European (non-Finnish) · 4/1,176,722 alleles
Filtering AF 8e-05% ClinGen BA1/BS1 input FAF95, joint · FAF99 5.4e-05%
Overall 0.000249% 4/1,609,040 alleles · very rare exomes 4/1,456,846 · genomes 0/152,194 · 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
RORB
Protein
p.His400=
Coding
c.1200C>T
MANE Select
NM_006914
Type
single nucleotide variant
Location
chr9:74671877 (GRCh38)
Gene constraint
LOEUF 0.257 · pLI 1.00 · ClinGen HI 3/3 (gnomAD)
Structure
AlphaFold pLDDT 79.48
Residue 400
the nr lbd domain; a UniProt-annotated variant site (in eig15; loss of subcellular location in the nucleoplasm)
Full RORB 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/rorb-p-his400 (accessed [today's date]).

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