Is MAX p.Asp135= (c.405T>C) pathogenic?

MAX p.Asp135= (c.405T>C) is classified Conflicting classifications of pathogenicity in MAX (ClinVar, Conflicting submitters, 3 submitters; last evaluated 2026-01-31). Very rare (popmax 0.000169%, nfe); Associated with hereditary neoplastic syndrome.

What condition is associated with MAX p.Asp135= (c.405T>C)?

MAX p.Asp135= (c.405T>C) is associated with hereditary neoplastic syndrome, hereditary pheochromocytoma-paraganglioma (ClinVar).

How common is MAX p.Asp135= (c.405T>C) in the general population?

MAX p.Asp135= (c.405T>C) is very rare (popmax 0.000169%, nfe) (gnomAD).

MAX p.Asp135=

c.405T>C · rs1354621995 · VCV1100618

Conflicting classifications of pathogenicity Conflicting submitters

Classification

Conflicting classifications of pathogenicity

ClinVar

Review

Conflicting submitters ★☆☆☆

ClinVar · 3 submitters

gnomAD v4.1

Rare

very rare (popmax 0.000169%, nfe)

Conditions

hereditary neoplastic syndrome

Computational evidence

Protein change
Missense predictors do not apply to this variant type; conservation carries the signal.
REVEL	0.157	moderately benign-leaning
Splicing
SpliceAI	—	not assessed · no allele here is in the release
Constraint at this position
Conservation	phyloP 0.92	GERP -0.46, phastCons 0.97
Overall
CADD	8.795	PHRED · no single calibrated threshold — expert panels disagree

Population frequency

gnomAD v4.1 · exomes + genomes

Grpmax group 0.000169% European (non-Finnish) · 2/1,180,014 alleles

Filtering AF 2.8e-05% ClinGen BA1/BS1 input FAF95, joint · FAF99 1.1e-05%

Overall 0.000124% 2/1,613,942 alleles · very rare

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: MAX
Protein: p.Asp135=
Coding: c.405T>C
MANE Select: NM_002382
dbSNP: rs1354621995
Type: single nucleotide variant
Location: chr14:65076554 (GRCh38)
Gene constraint: LOEUF 0.288 · pLI 1.00 · ClinGen HI 3/3 (gnomAD)
Structure: AlphaFold pLDDT 82.07 · 12 PDB
Residue 135: a UniProt-annotated variant site (in pcc; does not repress myc transcriptional activity); a UniProt-annotated variant site (in pcc; uncertain significance); the 'disordered' region

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

Disease context

hereditary neoplastic syndrome — disease report on Sugi Atlas → Associated genes, phenotypes, clinical trials & treatments

Also linked: hereditary pheochromocytoma-paraganglioma

Similar variants

MAX p.Asp135Asn Uncertain significance ★★ ⚠ same residue
MAX p.Asp135Glu Uncertain significance ★★ ⚠ same residue
MAX p.Asp135His Uncertain significance ★★ ⚠ same residue
MAX p.Asp135Gly Uncertain significance ★ ⚠ same residue
MAX c.295+1G>A Pathogenic ★★ same condition
MAX c.295+1G>T Pathogenic ★★ same condition
MAX p.Ala67Asp Pathogenic/Likely pathogenic ★★ same condition
MAX p.Arg33Ter 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/max-p-asp135 (accessed [today's date]).

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