thus far , the primary heritable disorders of collagen metabolism in man include lysyl hydroxylase deficiency in ehlers-danlos syndrome type vi , p-collagen peptidase deficency in ehlers-danlos syndrome type vii , decreased synthesis of type iii collagen in ehlers-danlos syndrome type iv , lysyl oxidase deficency in s-linked cutis laxa and ehlers-danlos syndrome type v , and decreased synthesis of type i collagen in osteogenesis imperfecta .
C0009325
collagen
C0041455
type i collagen