UBIAD1 | |||||||||||||||||||||||||||||||||||||||||||||||||||
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Aliases | UBIAD1 , SCCD, TERE1, UbiA prenyltransferase domain containing 1 | ||||||||||||||||||||||||||||||||||||||||||||||||||
External IDs | OMIM: 611632; MGI: 1918957; HomoloGene: 8336; GeneCards: UBIAD1; OMA:UBIAD1 - orthologs | ||||||||||||||||||||||||||||||||||||||||||||||||||
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Wikidata | |||||||||||||||||||||||||||||||||||||||||||||||||||
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UbiA prenyltransferase domain-containing protein 1 (UBIAD1) also known as transitional epithelial response protein 1 (TERE1) is a protein that in humans is encoded by the UBIAD1 gene. [5] [6] [7]
The enzyme is named for its canonical role in ubiquinone production, catalyzing reaction EC 2.5.1.39; it thus has a role in oxidative stress pathways. [8] Recent evidence suggests that ubiad1 has enzymatic activity in the vitamin K pathway, hence a role in blood vessel development. [9] [10]
Mutations of the UBIAD1 gene cause Schnyder crystalline corneal dystrophy. [11] [12] [13]
Keratin 12 is a protein that in humans is encoded by the KRT12 gene. It's a type I keratin.
Corneal dystrophy is a group of rare hereditary disorders characterised by bilateral abnormal deposition of substances in the transparent front part of the eye called the cornea.
Type III Collagen is a homotrimer, or a protein composed of three identical peptide chains (monomers), each called an alpha 1 chain of type III collagen. Formally, the monomers are called collagen type III, alpha-1 chain and in humans are encoded by the COL3A1 gene. Type III collagen is one of the fibrillar collagens whose proteins have a long, inflexible, triple-helical domain.
The autoimmune regulator (AIRE) is a protein that in humans is encoded by the AIRE gene. It is a 13kbp gene on chromosome 21q22.3 that encodes 545 amino acids. AIRE is a transcription factor expressed in the medulla of the thymus. It is part of the mechanism which eliminates self-reactive T cells that would cause autoimmune disease. It exposes T cells to normal, healthy proteins from all parts of the body, and T cells that react to those proteins are destroyed.
Collagen XVII, previously called BP180, is a transmembrane protein which plays a critical role in maintaining the linkage between the intracellular and the extracellular structural elements involved in epidermal adhesion, identified by Diaz and colleagues in 1990.
Fukutin is a eukaryotic protein necessary for the maintenance of muscle integrity, cortical histogenesis, and normal ocular development. Mutations in the fukutin gene have been shown to result in Fukuyama congenital muscular dystrophy (FCMD) characterised by brain malformation - one of the most common autosomal-recessive disorders in Japan. In humans this protein is encoded by the FCMD gene, located on chromosome 9q31. Human fukutin exhibits a length of 461 amino acids and a predicted molecular mass of 53.7 kDa.
Metalloproteinase inhibitor 3 is a protein that in humans is encoded by the TIMP3 gene.
Transforming growth factor, beta-induced, 68kDa, also known as TGFBI, is a protein which in humans is encoded by the TGFBI gene, locus 5q31.
Carbohydrate sulfotransferase 6 is an enzyme that in humans is encoded by the CHST6 gene.
Collagen alpha-2(VIII) chain is a protein that in humans is encoded by the COL8A2 gene. Mutations of the gene are linked to posterior polymorphous dystrophy type 2.
Collagen alpha-1(VIII) chain is a protein that in humans is encoded by the COL8A1 gene.
Sodium bicarbonate transporter-like protein 11 is a protein that in humans is encoded by the SLC4A11 gene.
Visual system homeobox 1 is a protein that in humans is encoded by the VSX1 gene.
Cytochrome P450 4V2 is a protein that in humans is encoded by the CYP4V2 gene.
Protein O-mannosyl-transferase 2 is an enzyme that in humans is encoded by the POMT2 gene.
Geranylgeranyl pyrophosphate synthase is an enzyme that in humans is encoded by the GGPS1 gene.
Torsin-1A-interacting protein 1 is a protein that in humans is encoded by the TOR1AIP1 gene. More commonly known as lamina associated polypeptide 1 (LAP1), it is a type II integral membrane protein that resides in the inner nuclear membrane. The luminal domain of LAP1 interacts with Torsin A and is necessary for the ATPase activity of Torsin A. LAP1 plays a critical role in skeletal and heart muscle. Mutations in TOR1AIP1 have been linked to muscular dystrophy and cardiomyopathy. It's deletion from mouse hepatocytes leads to defected very-low density lipoprotein secretion and causes non-alcoholic fatty liver disease and non-alcoholic steatohepatitis
Potassium voltage-gated channel subfamily V member 2 is a protein that in humans is encoded by the KCNV2 gene. The protein encoded by this gene is a voltage-gated potassium channel subunit.
Tropomodulin 2 (neuronal) also known as TMOD2 is a protein which in humans is encoded by the TMOD2 gene.
Schnyder crystalline corneal dystrophy (SCD) is a rare form of corneal dystrophy. It is caused by heterozygous mutations in UBIAD1 gene. Cells in the cornea accumulate cholesterol and phosopholipid deposits leading to the opacity, in severe cases requiring corneal transplants. Abnormal cholesterol metabolism has been noted in other cell types of affected patients suggesting that this may be a systemic disorder with clinical manifestations limited to the cornea.