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COL4A1

collagen type IV alpha 1 chain

HCNC Approved Symbol
COL4A1 (HGNC:2202)
Genomic Coordinates
13:110,148,963 - 110,307,157 (13q34)
Synonyms
Disease Associations
This gene is associated with the following 5 diseases in OMIM.
View More Disease Info
Disease NameOMIM IDInheritance
?Retinal arteries, tortuosity of
180000AD
{Hemorrhage, intracerebral, susceptibility to}
614519-
Angiopathy, hereditary, with nephropathy, aneurysms, and muscle cramps
611773AD
Brain small vessel disease with or without ocular anomalies
175780AD
Microangiopathy and leukoencephalopathy, pontine, autosomal dominant
618564AD

Diagnosed Cases

34Patients

In total, 34 patients were diagnosed with a variant in the COL4A1 gene.

Frequently observed phenotypes

(Top 5 only, Patient count*)
*% of total patients presenting each phenotype is shown in parentheses.

Seizures
 6 (17.6%)
Epilepsy
 5 (14.7%)
Global developmental delay
 5 (14.7%)
Microcephaly
 5 (14.7%)
Periventricular leukomalacia
 
4 (11.8%)