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Peroxisomal Biogenesis Factor 2
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D000074428 |
[A multi-pass transmembrane protein that contains a C-terminal RING finger domain. It localizes to the PEROXISOME membrane and is essential for peroxisome biogenesis. Mutations in the PEX2 gene are associated with ZELLWEGER SYNDROME and INFANTILE REFSUM DISEASE.
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Peroxisomal Disorders
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D018901 |
[A heterogeneous group of inherited metabolic disorders marked by absent or dysfunctional PEROXISOMES. Peroxisomal enzymatic abnormalities may be single or multiple. Biosynthetic peroxisomal pathways are compromised, including the ability to synthesize ether lipids and to oxidize long-chain fatty acid precursors. Diseases in this category include ZELLWEGER SYNDROME; INFANTILE REFSUM DISEASE; rhizomelic chondrodysplasia (CHONDRODYSPLASIA PUNCTATA, RHIZOMELIC); hyperpipecolic acidemia; neonatal adrenoleukodystrophy; and ADRENOLEUKODYSTROPHY (X-linked). Neurologic dysfunction is a prominent feature of most peroxisomal disorders.
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Peroxisomal Multifunctional Protein-2
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D064029 |
[A dimeric protein found in liver peroxisomes that plays an important role in FATTY ACID metabolism and steroid metabolism. The dimer is formed by cleavage of a single protein precursor and contains an enoyl-CoA hydratase-2 domain and a second domain that displays (S)-3-hydroxyacyl-CoA dehydrogenase and 17-beta-estradiol dehydrogenase activities. The enzyme is stereospecific with regards to arrangement of the substrate double bonds and position of the 3-hydroxy group of the reaction intermediate. It is complemented by PEROXISOMAL BIFUNCTIONAL ENZYME, which has the opposite reaction stereospecificity.
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Peroxisomal Targeting Signal 2 Receptor
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D000074437 |
[A cytoplasmic receptor and peroxin that contains a series of WD40 REPEATS and binds to PEROXISOME TARGETING SIGNAL 2. It is essential for protein import into PEROXISOMES; mutations in the human PEX7 gene are associated with PEROXISOMAL DISORDERS such as Type 1 CHONDRODYSPLASIA PUNCTATA, RHIZOMELIC.
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Peroxisomal Targeting Signals
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D000074404 |
[An N-terminal nonapeptide sequence that occurs in proteins targeted to peroxisomes and characterized by (ARGININE or LYSINE)-(LEUCINE or VALINE or ISOLEUCINE)-XXXXX-(HISTIDINE or GLUTAMINE)-(LEUCINE or ALANINE or PHENYLALANINE), where X can be any amino acid.
, Protein sorting signals that target proteins to PEROXISOMES.
, A C-terminal tripeptide sequence that occurs in proteins targeted to peroxisomes and characterized by (SERINE or ALANINE or CYSTEINE)-(LYSINE or ARGININE or HISTIDINE)-(LEUCINE or ALANINE) that occurs primarily in peroxisome matrix proteins. SERINE-LYSINE-LEUCINE(SKL)is the most common sequence.
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Peroxisome Proliferator-Activated Receptor Gamma Coactivator 1-alpha
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D000071248 |
[A transcriptional co-activator for NUCLEAR RECEPTORS. It is characterized by an N-terminal LxxLL sequence, a region that interacts with PPAR GAMMA, and a C-terminal RNA RECOGNITION MOTIF. It increases expression of MITOCHONDRIAL UNCOUPLING PROTEIN to regulate genes involved in metabolic reprogramming in response to dietary restriction and the integration of CIRCADIAN RHYTHMS with ENERGY METABOLISM.
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Peroxisome Proliferator-Activated Receptors
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D047492 |
[TRANSCRIPTION FACTORS that are activated by ligands and heterodimerize with RETINOID X RECEPTORS and bind to peroxisome proliferator response elements in the promoter regions of target genes.
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Peroxisome Proliferators
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D020025 |
[A class of nongenotoxic CARCINOGENS that induce the production of hepatic PEROXISOMES and induce hepatic neoplasms after long-term administration.
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Peroxisome-Targeting Signal 1 Receptor
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D000074435 |
[A cytoplasmic receptor and peroxin that contains a series of TETRATRICOPEPTIDE REPEATS and binds to PEROXISOME TARGETING SIGNAL 1 (SKL-type). It is essential for protein import into PEROXISOMES; mutations in the PEX5 gene are associated with PEROXISOMAL DISORDERS such as ZELLWEGER SYNDROME.
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Peroxisomes
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D020675 |
[Microbodies which occur in animal and plant cells and in certain fungi and protozoa. They contain peroxidase, catalase, and allied enzymes. (From Singleton and Sainsbury, Dictionary of Microbiology and Molecular Biology, 2nd ed)
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Peroxynitrous Acid
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D030421 |
[A potent oxidant synthesized by the cell during its normal metabolism. Peroxynitrite is formed from the reaction of two free radicals, NITRIC OXIDE and the superoxide anion (SUPEROXIDES).
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Perphenazine
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D010546 |
[An antipsychotic phenothiazine derivative with actions and uses similar to those of CHLORPROMAZINE.
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Persea
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D027421 |
[A plant genus in the LAURACEAE family. The tree, Persea americana Mill., is known for the Avocado fruit, the food of commerce.
, A fruit of trees of the Persea genus. It is known for its oily content.
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Persia
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D019071 |
[An ancient civilization, known as early as 2000 B.C. The Persian Empire was founded by Cyrus the Great (550-529 B.C.) and for 200 years, from 550 to 331 B.C., the Persians ruled the ancient world from India to Egypt. The territory west of India was called Persis by the Greeks who later called the entire empire Persia. In 331 B.C. the Persian wars against the Greeks ended disastrously under the counterattacks by Alexander the Great. The name Persia in modern times for the modern country was changed to Iran in 1935. (From Webster's New Geographical Dictionary, 1988, p546 & Asimov, Words on the Map, 1962, p176)
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Persian Gulf Syndrome
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D018923 |
[Unexplained symptoms reported by veterans of the Persian Gulf War with Iraq in 1991. The symptoms reported include fatigue, skin rash, muscle and joint pain, headaches, loss of memory, shortness of breath, gastrointestinal and respiratory symptoms, and extreme sensitivity to commonly occurring chemicals. (Nature 1994 May 5;369(6475):8)
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Persistent Fetal Circulation Syndrome
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D010547 |
[A syndrome of persistent PULMONARY HYPERTENSION in the newborn infant (INFANT, NEWBORN) without demonstrable HEART DISEASES. This neonatal condition can be caused by severe pulmonary vasoconstriction (reactive type), hypertrophy of pulmonary arterial muscle (hypertrophic type), or abnormally developed pulmonary arterioles (hypoplastic type). The newborn patient exhibits CYANOSIS and ACIDOSIS due to the persistence of fetal circulatory pattern of right-to-left shunting of blood through a patent ductus arteriosus (DUCTUS ARTERIOSUS, PATENT) and at times a patent foramen ovale (FORAMEN OVALE, PATENT).
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Persistent Hyperplastic Primary Vitreous
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D054514 |
[A developmental ocular anomaly in which the primary VITREOUS BODY and its surrounding hyaloid vasculature failed to regress. It is usually unilateral and characterized by CATARACT; MICROPHTHALMOS (small eyeballs), and retrolenticular fibrovascular tissue. (from Yanoff: Ophthalmology, 2nd ed.)
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Persistent Left Superior Vena Cava
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D000083402 |
[Finding of the SUPERIOR VENA CAVA on the left instead of the usual right side of the ASCENDING AORTA. In bilateral superior vena cava it is found on both sides.
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Persistent Organic Pollutants
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D000083462 |
[Toxic chemicals that persist for long periods of time in the ENVIRONMENT and that contaminate ECOSYSTEMS where they are released and where they are transported to by wind, water, and the FOOD CHAIN.
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Persistent Vegetative State
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D018458 |
[Vegetative state refers to the neurocognitive status of individuals with severe brain damage, in whom physiologic functions (sleep-wake cycles, autonomic control, and breathing) persist, but awareness (including all cognitive function and emotion) is abolished.
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