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COL2A1

collagen type II alpha 1 chain

HCNC Approved Symbol
COL2A1 (HGNC:2200)
Genomic Coordinates
12:47,972,967 - 48,006,212 (12q13.11)
Synonyms
STL1, SEDC, AOM
Disease Associations
This gene is associated with the following 15 diseases in OMIM.
View More Disease Info
Disease NameOMIM IDInheritance
?Epiphyseal dysplasia, multiple, with myopia and deafness
132450AD
?Vitreoretinopathy with phalangeal epiphyseal dysplasia
619248AD
Achondrogenesis, type II or hypochondrogenesis
200610AD
Avascular necrosis of the femoral head
608805AD
Czech dysplasia
609162AD
Kniest dysplasia
156550AD
Legg-Calve-Perthes disease
150600AD
Osteoarthritis with mild chondrodysplasia
604864AD
Platyspondylic skeletal dysplasia, Torrance type
151210AD
SED congenita
183900AD
SMED Strudwick type
184250AD
Spondyloepiphyseal dysplasia, Stanescu type
616583AD
Spondyloperipheral dysplasia
271700AD
Stickler syndrome, type I
108300AD
Stickler syndrome, type I, nonsyndromic ocular
609508AD

Diagnosed Cases

84Patients

In total, 84 patients were diagnosed with a variant in the COL2A1 gene.

Frequently observed phenotypes

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

Skeletal dysplasia
 15 (17.9%)
Cleft palate
 13 (15.5%)
High myopia
 
10 (11.9%)
Retinal detachment
 
9 (10.7%)
Pectus carinatum
 
9 (10.7%)