<unk>  (also known as CDG syndrome type Iq, CDG-Iq, CDG1Q or Congenital disorder of glycosylation type 1q) is a rare, non X-linked congenital disorder of glycosylation (CDG) due to a mutation in the steroid 5 alpha reductase type 3 gene. It is one of over 150 documented types of Congenital disorders of Glycosylation. Like many other CDGs,<unk>  is ultra-rare, with around 38 documented cases in the world. It is an inheritable autosomal recessive disorder that causes developmental delays and problems with vision. The gene is located at 4q12, which is the long (q) arm of chromosome 4 at position 12.
SRD5A3-CDG
ALG1-CDG
BGR-34
VIR-576
TA-CD
ALD-52
AP-7 
P14arf