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COL7A1

collagen type VII alpha 1 chain

HCNC Approved Symbol
COL7A1 (HGNC:2214)
Genomic Coordinates
3:48,564,073 - 48,595,329 (3p21.31)
Synonyms
EBDCT, EBD1, EBR1
Disease Associations
This gene is associated with the following 9 diseases in OMIM.
View More Disease Info
Disease NameOMIM IDInheritance
Epidermolysis bullosa dystrophica inversa
226600AR
Epidermolysis bullosa dystrophica, autosomal dominant
131750AD
Epidermolysis bullosa dystrophica, autosomal recessive
226600AR
Epidermolysis bullosa dystrophica, Bart type
132000AD
Epidermolysis bullosa dystrophica, localisata variant
226600AR
Epidermolysis bullosa pruriginosa
604129AD; AR
Epidermolysis bullosa, pretibial
131850AD; AR
Nail disorder, nonsyndromic congenital, 8
607523AD
Transient bullous of the newborn
131705AD; AR

Diagnosed Cases

67Patients

In total, 67 patients were diagnosed with a variant in the COL7A1 gene.

Frequently observed phenotypes

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

Skin blistering
 18 (26.9%)
Pretibial epidermolysis bullosa
 17 (25.4%)
Blistering skin
 14 (20.9%)
Abnormal blistering of the skin
 11 (16.4%)
Bleeding with minor or no trauma
 11 (16.4%)