Is DOK7 p.Pro321Leu (c.962C>T) pathogenic?

DOK7 p.Pro321Leu (c.962C>T) is classified Likely benign in DOK7 (ClinVar, Single submitter, 1 submitter; last evaluated 2025-11-15). AlphaMissense: likely benign (0.0718); Rare (popmax 0.112%, sas); Associated with fetal akinesia deformation sequence 1.

What condition is associated with DOK7 p.Pro321Leu (c.962C>T)?

DOK7 p.Pro321Leu (c.962C>T) is associated with fetal akinesia deformation sequence 1, congenital myasthenic syndrome 10 (ClinVar).

How common is DOK7 p.Pro321Leu (c.962C>T) in the general population?

DOK7 p.Pro321Leu (c.962C>T) is rare (popmax 0.112%, sas) (gnomAD).

What do computational predictors say about DOK7 p.Pro321Leu (c.962C>T)?

AlphaMissense predicts likely benign (score 0.0718) — an in-silico prediction, not a clinical call.

DOK7 p.Pro321Leu

c.962C>T · rs560882592 · VCV568136

Likely benign Single submitter

Classification

Likely benign

ClinVar

Review

Single submitter ★☆☆☆

ClinVar · 1 submitter

AlphaMissense

likely benign

0.0718 · ACMG-weighted

gnomAD v4.1

Rare

rare (popmax 0.112%, sas)

Missense predictors

1/3 damaging

AlphaMissense, REVEL, SaProt

Conditions

fetal akinesia deformation sequence 1

Computational evidence

Protein change
AlphaMissense	0.0718	likely benign
REVEL	0.148	moderately benign-leaning
SaProt	LLR -11.25	damaging
⇒ SaProt calls this damaging; AlphaMissense and REVEL do not.
Splicing
SpliceAI	—	not assessed · no allele here is in the release
Constraint at this position
Conservation	phyloP 2.4	GERP -1.2, phastCons 0.98
Regional constraint	o/e 1.44	unconstrained · MANE · 30 kb · p 2.5e-31 · regional, not allelic
Overall
CADD	16.84	PHRED · no single calibrated threshold — expert panels disagree

AlphaMissense carries the ACMG weight for missense; REVEL and SaProt are independent agreement signals.

Population frequency

gnomAD v4.1 · exomes + genomes

Grpmax group 0.112% South Asian · 96/85,350 alleles

Filtering AF 0.0942% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.0875%

Overall 0.0151% 234/1,553,754 alleles · rare

Ancestry group	Frequency	1 in
South Asiangrpmax	0.112%	889
East Asian	0.0457%	2,187
Remaining individualsnot grpmax-eligible	0.0232%	4,311
Middle Eastern	0.0167%	6,002
European (non-Finnish)	0.00851%	11,757
African / African-American	0.00543%	18,421
Ashkenazi Jewishnot grpmax-eligible	0.00348%	28,700
Finnishnot grpmax-eligible	0.00189%	52,980

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: DOK7
Protein: p.Pro321Leu
Coding: c.962C>T
MANE Select: NM_173660
dbSNP: rs560882592
Type: single nucleotide variant
Location: chr4:3492948 (GRCh38)
Gene constraint: LOEUF 1.658 · pLI <0.01 · ClinGen HI gene assoc. with recessive phenotype (gnomAD)
Structure: AlphaFold pLDDT 65.61
Residue 321: the 'disordered' region

Full DOK7 gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Disease context

fetal akinesia deformation sequence 1 — disease report on Sugi Atlas → Associated genes, phenotypes, clinical trials & treatments

Also linked: congenital myasthenic syndrome 10

Similar variants

DOK7 p.Pro321= Likely benign ★ same residue
DOK7 p.Pro321Gln Uncertain significance ★ ⚠ same residue
DOK7 c.331+1G>T Pathogenic ★★ same condition
DOK7 c.332-1G>A Likely pathogenic ★★ same condition
DOK7 c.332-1G>C Likely pathogenic ★★ same condition
DOK7 c.332-1G>T Likely pathogenic ★★ same condition
DOK7 p.Arg158Gln Pathogenic/Likely pathogenic ★★ same condition
DOK7 p.Arg201Ter 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/dok7-p-pro321leu (accessed [today's date]).

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