Congenital disorder of glycosylation type I

MONDO:0005500

A congenital disorder of glycosylation involve disrupted synthesis of the lipid-linked oligosaccharide precursor.

Also known as: congenital disorders of glycosylation, type I, ALG1-CDG, ALG1-CDG (CDG-1k), ALG11-CDG, ALG11-CDG (CDG-1p), ALG12-CDG, ALG12-CDG (CDG-1g), ALG2-CDG

7 clinical trials for this condition and its sub-types, 0 tagged with Congenital disorder of glycosylation type I itself.

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↑ Congenital disorder of glycosylation (36)

Sub-types of Congenital disorder of glycosylation type I

PMM2-congenital disorder of glycosylation 5 trials
MPI-congenital disorder of glycosylation 1 trial
PGM1-congenital disorder of glycosylation 1 trial
ALG1-congenital disorder of glycosylation 0 trials
ALG11-congenital disorder of glycosylation 0 trials
ALG12-congenital disorder of glycosylation 0 trials
ALG2-congenital disorder of glycosylation 0 trials
1 sub-type
- Congenital myasthenic syndrome 14 0 trials
ALG3-congenital disorder of glycosylation 0 trials
ALG6-congenital disorder of glycosylation 1C 0 trials
ALG8-congenital disorder of glycosylation 0 trials
ALG9-congenital disorder of glycosylation 0 trials
1 sub-type
- Gillessen-Kaesbach-Nishimura syndrome 0 trials
DDOST-congenital disorder of glycosylation 0 trials
DK1-congenital disorder of glycosylation 0 trials
DPAGT1-congenital disorder of glycosylation 0 trials
DPM3-congenital disorder of glycosylation 0 trials
1 sub-type
- Muscular dystrophy-dystroglycanopathy (congenital with impaired intellectual development), type B, 15 0 trials
MPDU1-congenital disorder of glycosylation 0 trials
RFT1-congenital disorder of glycosylation 0 trials
SRD5A3-congenital disorder of glycosylation 0 trials
SSR3-CDG 0 trials
SSR4-congenital disorder of glycosylation 0 trials
STT3A-congenital disorder of glycosylation 0 trials
STT3B-congenital disorder of glycosylation 0 trials
Congenital disorder of glycosylation type 1E 0 trials
Congenital disorder of glycosylation, type IAA 0 trials
Congenital disorder of glycosylation, type ICC 0 trials
Congenital muscular dystrophy with intellectual disability and severe epilepsy 0 trials
Developmental and epileptic encephalopathy, 36 0 trials
Developmental and epileptic encephalopathy, 50 0 trials

Including sub-types (7) Tagged with Congenital disorder of glycosylation type I (0)

Not yet recruiting 1 Not yet finished but already full! 3 Completed 2 Terminated 1

Sugar supplement shows promise for rare disease in new trial

Disease control Not yet recruiting

This phase 2b trial tests AVTX-801, a D-galactose supplement, in 8 adults with PGM1-CDG, a rare genetic disorder affecting sugar metabolism. Participants currently on D-galactose will receive either the study drug or a placebo to see if it reduces disease-related events like low …

Phase 2 • Sponsor: Eva Morava-Kozicz • Aim: Disease control

Last updated Jun 27, 2026 11:01 UTC

Congenital disorder of glycosylation type I

Where it sits in the disease tree

Sugar supplement shows promise for rare disease in new trial