Is COL11A2 p.Pro786Ser (c.2356C>T) pathogenic?

COL11A2 p.Pro786Ser (c.2356C>T) is classified Conflicting classifications of pathogenicity in COL11A2 (ClinVar, Conflicting submitters, 2 submitters; last evaluated 2023-08-25). AlphaMissense: likely benign (0.0829); Very rare (popmax 0.00267%, afr).

How common is COL11A2 p.Pro786Ser (c.2356C>T) in the general population?

COL11A2 p.Pro786Ser (c.2356C>T) is very rare (popmax 0.00267%, afr) (gnomAD).

What do computational predictors say about COL11A2 p.Pro786Ser (c.2356C>T)?

AlphaMissense predicts likely benign (score 0.0829) — an in-silico prediction, not a clinical call.

COL11A2 p.Pro786Ser

c.2356C>T · rs997884133 · VCV1211908

Conflicting classifications of pathogenicity Conflicting submitters

Classification

Conflicting classifications of pathogenicity

ClinVar

Review

Conflicting submitters ★☆☆☆

ClinVar · 2 submitters

AlphaMissense

likely benign

0.0829 · ACMG-weighted

gnomAD v4.1

Rare

very rare (popmax 0.00267%, afr)

Missense predictors

0/2 damaging

AlphaMissense, SaProt · REVEL no call

Computational evidence

Protein change
AlphaMissense	0.0829	likely benign
REVEL	0.352	indeterminate
SaProt	LLR -8.66	tolerated
⇒ AlphaMissense and SaProt both call this tolerated; REVEL makes no call.
Splicing
SpliceAI	—	not assessed · no allele here is in the release
Constraint at this position
Conservation	phyloP -0.19	GERP -3.7
Regional constraint	o/e 0.81	unconstrained · MANE · 29 kb · p 3e-20 · regional, not allelic
Overall
CADD	7.474	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 0.00267% African / African-American · 2/74,894 alleles

Filtering AF 0.000443% ClinGen BA1/BS1 input FAF95, joint · FAF99 0.000166%

Overall 0.00031% 5/1,612,778 alleles · very rare

Ancestry group	Frequency	1 in
African / African-Americangrpmax	0.00267%	37,447
European (non-Finnish)	0.000254%	393,331

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: COL11A2
Protein: p.Pro786Ser
Coding: c.2356C>T
MANE Select: NM_080680
dbSNP: rs997884133
Type: single nucleotide variant
Location: chr6:33175594 (GRCh38)
Gene constraint: LOEUF 0.503 · pLI <0.01 (gnomAD)
Structure: AlphaFold pLDDT 50.18
Residue 786: the 'disordered' region; the 'triple-helical region' region

Full COL11A2 gene report on Sugi Atlas → Gene function, pathways, protein structure, interactions & more

Similar variants

COL11A2 p.Pro786Ala Uncertain significance ★★ ⚠ same residue
COL11A2 c.1119+1G>A Likely pathogenic ★★ same type
COL11A2 c.1819-2A>G Likely pathogenic ★★ same type
COL11A2 c.3852+1G>T Likely pathogenic ★★ same type
COL11A2 c.4392+1G>A Pathogenic ★★ same type
COL11A2 c.607-2A>T Likely pathogenic ★★ same type
COL11A2 c.876+1G>A Likely pathogenic ★★ same type
COL11A2 p.Arg1020Ter Pathogenic/Likely pathogenic ★★ 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/col11a2-p-pro786ser (accessed [today's date]).

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