Is CDC73 p.Gln346= (c.1038A>G) pathogenic?

CDC73 p.Gln346= (c.1038A>G) is classified Likely benign in CDC73 (ClinVar, Multiple submitters, 2 submitters; last evaluated 2023-10-09). Absent from gnomAD v4.1; Associated with parathyroid gland carcinoma.

What condition is associated with CDC73 p.Gln346= (c.1038A>G)?

CDC73 p.Gln346= (c.1038A>G) is associated with parathyroid gland carcinoma, hereditary neoplastic syndrome (ClinVar).

How common is CDC73 p.Gln346= (c.1038A>G) in the general population?

CDC73 p.Gln346= (c.1038A>G) is absent from gnomAD v4.1 (gnomAD).

How is Parathyroid carcinoma inherited?

Typically Not applicable (Orphanet). A genetic counselor can assess individual risk for a family.

CDC73 p.Gln346=

c.1038A>G · rs2102038062 · VCV2996245

Likely benign Multiple submitters

Classification

Likely benign

ClinVar

Review

Multiple submitters ★★☆☆

ClinVar · 2 submitters

gnomAD v4.1

Not reported

no allele count reported in gnomAD v4.1 (AN 1,585,206)

Conditions

parathyroid gland carcinoma

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 6.2	GERP 2.4, phastCons 1
Overall
CADD	8.908	PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes

No allele count reported in gnomAD v4.1 (AN 1,585,206). This is missing data, not an absence: the variant may or may not be present in gnomAD. Rarity (ACMG PM2) and BA1/BS1 cannot be assessed for it.

Variant & gene context

Gene: CDC73
Protein: p.Gln346=
Coding: c.1038A>G
MANE Select: NM_024529
dbSNP: rs2102038062
Type: single nucleotide variant
Location: chr1:193212072 (GRCh38)
Gene constraint: LOEUF 0.42 · pLI 1.00 · ClinGen HI 3/3 (gnomAD)
Structure: AlphaFold pLDDT 73.94 · 21 PDB
Residue 346: the 'interaction with polr2a and paf1' region; the 'disordered' region

Full CDC73 gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Disease context

parathyroid gland carcinoma — disease report on Sugi Atlas → Associated genes, phenotypes, clinical trials & treatments

Also linked: hereditary neoplastic syndrome

For Parathyroid carcinoma (Orphanet):

Inheritance: Not applicable
Onset: Adult
Prevalence: <1 / 1 000 000 (Europe)

Similar variants

CDC73 p.Gln346His Uncertain significance ★★ ⚠ same residue
CDC73 p.Gln346Lys Uncertain significance ★ ⚠ same residue
CDC73 c.1030+2T>C Likely pathogenic ★★ same condition
CDC73 c.131+1G>A Pathogenic/Likely pathogenic ★★ same condition
CDC73 c.237+1G>A Pathogenic ★★ same condition
CDC73 c.423+1G>A Pathogenic ★★ same condition
CDC73 c.513-1G>A Likely pathogenic ★★ same condition
CDC73 p.Arg120Ter Pathogenic ★★ same condition

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/cdc73-p-gln346 (accessed [today's date]).

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