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1 Atopic dermatitis Description also known as atopic eczemaalso known as atopic eczema dermatitisdermatitis often disappears before adolescence However in some affected individuals the condition co. 1 How Genes Work 1 What are proteins and what do they do? Proteins are large, complex molecules that play many critical roles in the body. They do most of the work in cells and are required for t 1RARA generetinoic acid receptor alphaNormal FunctionThe RARA gene provides instructions for making a transcription factor called the retinoic acid receptor alpha RARa A transcription factor is a prot 1 Psoriatic arthritis Description arthritisarthritis in combination with a skin disorder called psoriasis. Psoriasis is a chronic inflammatory condition characterized by patches of red, irritated ski 1 Ankylosing spondylitis Description Ankylosing spondylitis is a form of painful, ongoing joint inflammation (chronic inflammatory arthritis) that primarily affects the spine. Early symptoms of anky 1 Age-related macular degeneration Description Age-related macular degeneration is an eye disease that is a leading cause of vision loss in older people in developed countries. Subtle abnormalities i 1 Dermatofibrosarcoma protuberans Description Dermatofibrosarcoma protuberans is a rare type of cancer that causes a tumor in the deep layers of skin. This condition is a type of soft tissue sarcoma, 1 Alpers-Huttenlocher syndrome Description Alpers-Huttenlocher syndrome is one of the most severe of a group of conditions called the POLG -related disorders. The conditions in this group feature a 1 Dyskeratosis congenita Description Dyskeratosis congenita is a disorder that can affect many parts of the body. There are three features that are characteristic of this disorder: fingernails and to 1 Early-onset isolated dystonia Description Early-onset isolated dystonia is one of many forms of dystonia, which is a group of muscle contractionsmuscle contractions tremorstremors other uncontrolle 1 ADAMTS2 gene ADAM metallopeptidase with thrombospondin type 1 motif 2 Normal Function The ADAMTS2 gene provides instructions for making an enzyme that processes several types of procollagen molec 1 Autosomal dominant partial epilepsy with auditory features Description ADPEAFADPEAF form of epilepsy that runs in families. This disorder causes seizures usually auditoryauditory ringing. Some peop 1 Horner syndrome Description Horner syndrome is a disorder that affects the eye and surrounding tissues on one side of the face and results from paralysis of certain nerves. Horner syndrome can appe 1 Familial hyperaldosteronism Description Familial hyperaldosteronism is a group of inherited conditions in which the adrenal glands, which are small glands located on top of each kidney, produce too 1 Y chromosome infertility Description Y chromosome infertility is a condition that affects the production of sperm and causes male infertility, which means it is difficult or impossible for affected