Phosphorylase
... glycogen phosphorylase starch phosphorylase maltodextrin phosphorylase Enzymes that break down nucleosides into their ... Phosphorylase is also a common name used for glycogen phosphorylase in honor of Earl W. Sutherland Jr., who in the late 1930s ... Phosphorylase a is the more active R form of glycogen phosphorylase that is derived from the phosphorylation of the less active ... Phosphorylases should not be confused with phosphatases, which remove phosphate groups. In more general terms, phosphorylases ...
Uridine phosphorylase
In enzymology, an uridine phosphorylase (EC 2.4.2.3) is an enzyme that catalyzes the chemical reaction uridine + phosphate ⇌ {\ ... Other names in common use include pyrimidine phosphorylase, UrdPase, UPH, and UPase. This enzyme participates in pyrimidine ... PAEGE LM, SCHLENK F (1952). "Bacterial uracil riboside phosphorylase". Arch. Biochem. Biophys. 40 (1): 42-9. doi:10.1016/0003- ... Pontis H, Degerstedt G, Reichard P (1961). "Uridine and deoxyuridine phosphorylases from Ehrlich ascites tumor". Biochim. ...
Glycogen phosphorylase
Phosphorylase a and phosphorylase b each exist in two forms: a T (tense) inactive state and an R (relaxed) state. Phosphorylase ... Glycogen phosphorylase is one of the phosphorylase enzymes (EC 2.4.1.1). Glycogen phosphorylase catalyzes the rate-limiting ... Glycogen phosphorylase kinase activates glycogen phosphorylase in the same manner mentioned previously. Glycogen phosphorylase ... PP1 dephosphorylates glycogen phosphorylase a, reforming the inactive glycogen phosphorylase b. The phosphodiesterase converts ...
Laminaribiose phosphorylase
In enzymology, a laminaribiose phosphorylase (EC 2.4.1.31) is an enzyme that catalyzes the chemical reaction 3-beta-D-glucosyl- ... Specificity of laminaribiose phosphorylase from Astasia ocellata". Arch. Biochem. Biophys. 121 (2): 443-51. doi:10.1016/0003- ...
Starch phosphorylase
... is a form of phosphorylase similar to glycogen phosphorylase, except that it acts upon starch instead of ... Two distinct forms of starch phosphorylase, plastidic phosphorylase and cytosolic phosphorylase, have been consistently ... The plant alpha-glucan phosphorylase, commonly called starch phosphorylase (EC 2.4.1.1), is largely known for the ... Starch phosphorylase catalyzes the reversible transfer of glucosyl units from glucose-1-phosphate to the nonreducing end of ...
Kojibiose phosphorylase
In enzymology, a kojibiose phosphorylase (EC 2.4.1.230) is an enzyme that catalyzes the chemical reaction 2-alpha-D-glucosyl-D- ... Sugimoto T, Kurimoto M, Tsujisaka Y (1999). "Purification and characterization of a novel phosphorylase, kojibiose ... "Enzymatic synthesis of kojioligosaccharides using kojibiose phosphorylase". J. Biosci. Bioeng. 92 (2): 177-82. doi:10.1263/jbb. ... phosphorylase, from Thermoanaerobium brockii". J. Appl. Glycosci. 46: 423-429. Chaen H, Nishimoto T, Nakada T, Fukuda S, ...
Maltose phosphorylase
Xanthosine phosphorylase
... (PNP-ĮĮ) is a kind of purine nucleoside phosphorylases (PNPs) in E. coli and it is located in the ... Xanthosine phosphorylase, also known as inosine-guanosine phosphorylase, is a catalytic enzyme encoded by the XapA gene in E. ... Xanthosine phosphorylase is a purine nucleoside phosphorylase, it involves in the purine metabolism. When human lacks PNP, ... These actions take place in the cytoplasm so xanthosine phosphorylase is located in the cytoplasm. Xanthosine phosphorylase ...
Polynucleotide phosphorylase
Polynucleotide+Phosphorylase at the U.S. National Library of Medicine Medical Subject Headings (MeSH) Portal: Biology (Articles ... Polynucleotide Phosphorylase (PNPase) is a bifunctional enzyme with a phosphorolytic 3' to 5' exoribonuclease activity and a 3 ... I. Polynucleotide phosphorylase of azotobacter vinelandii". Biochimica et Biophysica Acta. 20 (1): 269-85. doi:10.1016/0006- ... Yehudai-Resheff S, Hirsh M, Schuster G (August 2001). "Polynucleotide phosphorylase functions as both an exonuclease and a poly ...
phosphorylase) phosphatase
The enzyme phosphorylase a phosphatase (EC 3.1.3.17) catalyzes the reaction [phosphorylase a] + 4 H2O ⇌ {\displaystyle \ ... Rall TW, Wosilait WD, Sutherland EW (1956). "The interconversion of phosphorylase a and phosphorylase b from dog heart muscle ... The systematic name is [phosphorylase a] phosphohydrolase. Other names in common use include PR-enzyme, phosphorylase a ... Brandt H, Capulong ZL, Lee EY (1975). "Purification and properties of rabbit liver phosphorylase phosphatase". J. Biol. Chem. ...
Pyrimidine phosphorylase
Phosphorylase kinase
... (PhK) is a serine/threonine-specific protein kinase which activates glycogen phosphorylase to release ... Fischer EH, Krebs EG (1955). "Conversion of phosphorylase b to phosphorylase a in muscle extracts". J Biol Chem. 216 (1): 121- ... 2002). "Three-dimensional structure of phosphorylase kinase at 22 A resolution and its complex with glycogen phosphorylase b". ... Defects in phosphorylase kinase genes are the cause of glycogen storage disease type IX (GSD type IX) and GSD type VI (formerly ...
Cellobiose phosphorylase
In enzymology, a cellobiose phosphorylase (EC 2.4.1.20) is an enzyme that catalyzes the chemical reaction cellobiose + ... Alexander JK (June 1968). "Purification and specificity of cellobiose phosphorylase from Clostridium thermocellum". The Journal ...
Thymidine phosphorylase
... which suggests that thymidine phosphorylase has several allosteric and/or catalytic sites as well. Thymidine phosphorylase is a ... an inhibitor of thymidine phosphorylase, suggesting that the enzymatic activity of thymidine phosphorylase is required for its ... pyrimidine deoxynucleoside phosphorylase, and thymidine:phosphate deoxy-D-ribosyltransferase. Thymidine phosphorylase catalyzes ... Thymidine phosphorylase (EC 2.4.2.4) is an enzyme that is encoded by the TYMP gene and catalyzes the reaction: thymidine + ...
Deoxyuridine phosphorylase
The reaction is catalysed by EC 2.4.2.2, pyrimidine-nucleoside phosphorylase, EC 2.4.2.3, uridine phosphorylase, and EC 2.4.2.4 ... Yamada EW (1964). "The effect of cortisol administration on the activities of uridine and deoxyuridine phosphorylases of normal ... In enzymology, a deoxyuridine phosphorylase is an enzyme that catalyzes the chemical reaction 2'-deoxyuridine + phosphate ⇌ {\ ... thymidine phosphorylase. These enzymes belong to the family of glycosyltransferases, specifically the pentosyltransferases. ...
Cellodextrin phosphorylase
In enzymology, a cellodextrin phosphorylase (EC 2.4.1.49) is an enzyme that catalyzes the chemical reaction (1,4-beta-D- ...
Sucrose phosphorylase
The Mechanism of Action of Sucrose Phosphorylase BRENDA Sucrose Phosphorylase Reaction Mechanism Portal: Biology (All articles ... Sucrose phosphorylase catalyzes the conversion of sucrose to D-fructose and α-D-glucose-1-phosphate. It has been shown in ... Sucrose phosphorylase (EC 2.4.1.7) is an important enzyme in the metabolism of sucrose and regulation of other metabolic ... Sucrose phosphorylase is in the class of hexosyltransferases. More specifically it has been placed in the retaining glycoside ...
Nigerose phosphorylase
Nigerose+phosphorylase at the U.S. National Library of Medicine Medical Subject Headings (MeSH) Portal: Biology (EC 2.4.1). ... Nigerose phosphorylase (EC 2.4.1.279, cphy1874 (gene)) is an enzyme with systematic name 3-O-alpha-D-glucopyranosyl-D- ... Nihira T, Nakai H, Chiku K, Kitaoka M (February 2012). "Discovery of nigerose phosphorylase from Clostridium phytofermentans". ...
Guanosine phosphorylase
Pyrimidine-nucleoside phosphorylase
"Purification and characterization of purine nucleoside phosphorylase and pyrimidine nucleoside phosphorylase from Bacillus ... In enzymology, a pyrimidine-nucleoside phosphorylase (EC 2.4.2.2) is an enzyme that catalyzes the chemical reaction a ... Saunders PP, Wilson BA, Saunders GF (1969). "Purification and comparative properties of a pyrimidine nucleoside phosphorylase ...
Urate-ribonucleotide phosphorylase
In enzymology, an urate-ribonucleotide phosphorylase (EC 2.4.2.16) is an enzyme that catalyzes the chemical reaction urate D- ... Laster L, Blair A (October 1963). "An intestinal phosphorylase for uric acid ribonucleoside". The Journal of Biological ... Other names in common use include UAR phosphorylase, and urate-ribonucleotide:phosphate D-ribosyltransferase. This enzyme ...
Purine nucleoside phosphorylase
... , PNP, PNPase or inosine phosphorylase (EC 2.4.2.1) is an enzyme that in humans is encoded by ... Other names in common use include: inosine phosphorylase PNPase PUNPI PUNPII inosine-guanosine phosphorylase nucleotide ... phosphatase purine deoxynucleoside phosphorylase purine deoxyribonucleoside phosphorylase purine nucleoside phosphorylase ... Purine nucleoside phosphorylase deficiency Canduri F, dos Santos DM, Silva RG, Mendes MA, Basso LA, Palma MS, de Azevedo WF, ...
Trehalose 6-phosphate phosphorylase
In enzymology, a trehalose 6-phosphate phosphorylase (EC 2.4.1.216) is an enzyme that catalyzes the chemical reaction alpha, ... Andersson U, Levander F, Radstrom P (2001). "Trehalose-6-phosphate phosphorylase is part of a novel metabolic pathway for ...
N,N'-diacetylchitobiose phosphorylase
... (EC 2.4.1.280, chbP (gene)) is an enzyme with the systematic name N,N'-diacetylchitobiose ... N,N'-diacetylchitobiose+phosphorylase at the U.S. National Library of Medicine Medical Subject Headings (MeSH) Portal: Biology ... Hidaka M, Honda Y, Kitaoka M, Nirasawa S, Hayashi K, Wakagi T, Shoun H, Fushinobu S (June 2004). "Chitobiose phosphorylase from ... It is believed that N,N'-diacetylchitobiose phosphorylase is an integral part of the phosphoenolpyruvate:glucose ...
GDP-L-galactose phosphorylase
... (EC 2.7.7.69, VTC2, VTC5) is an enzyme with systematic name GDP:alpha-L-galactose 1-phosphate ... GDP-L-galactose+phosphorylase at the U.S. National Library of Medicine Medical Subject Headings (MeSH) Portal: Biology (EC 2.7. ... Linster CL, Adler LN, Webb K, Christensen KC, Brenner C, Clarke SG (July 2008). "A second GDP-L-galactose phosphorylase in ... "Arabidopsis VTC2 encodes a GDP-L-galactose phosphorylase, the last unknown enzyme in the Smirnoff-Wheeler pathway to ascorbic ...
Alpha,alpha-trehalose phosphorylase
In enzymology, an alpha,alpha-trehalose phosphorylase (EC 2.4.1.64) is an enzyme that catalyzes the chemical reaction alpha, ... This enzyme is also called trehalose phosphorylase. This enzyme participates in starch and sucrose metabolism. Belocopitow E, ... Marechal LR (1970). "Trehalose phosphorylase from Euglena gracilis". Biochim. Biophys. Acta. 198 (1): 151-4. doi:10.1016/0005- ...
GDP-D-glucose phosphorylase
GDP-D-glucose+phosphorylase at the U.S. National Library of Medicine Medical Subject Headings (MeSH) Portal: Biology (EC 2.7.7) ... GDP-D-glucose phosphorylase (EC 2.7.7.78) is an enzyme with systematic name GDP:alpha-D-glucose 1-phosphate guanylyltransferase ... Adler LN, Gomez TA, Clarke SG, Linster CL (June 2011). "A novel GDP-D-glucose phosphorylase involved in quality control of the ...
Phosphorylase kinase, alpha 1
"Entrez Gene: PHKA1 phosphorylase kinase, alpha 1 (muscle)". Brushia RJ, Walsh DA (1999). "Phosphorylase kinase: the complexity ... It is the muscle isoform of Phosphorylase kinase (PhK). The PHKA1 gene encodes the alpha subunit of muscle phosphorylase kinase ... Phosphorylase b kinase regulatory subunit alpha, skeletal muscle isoform is an enzyme that in humans is encoded by the PHKA1 ... Phosphorylase kinase consists of 4 copies of an alpha-beta-gamma-delta tetramer. The alpha, beta (PHKB; MIM 172490), and gamma ...
Glycogen phosphorylase isoenzyme BB
... (abbreviation: GPBB) is an isoenzyme of glycogen phosphorylase. This isoform of the enzyme ... 2005). "Glycogen phosphorylase BB in acute coronary syndromes". Clin. Chem. Lab. Med. 43 (12): 1351-8. doi:10.1515/CCLM. ... Other enzymes related to glycogen phosphorylase are abbreviated as GPLL (liver) and GPMM (muscle). Apple FS, Wu AH, Mair J, et ...
Purine nucleoside phosphorylase deficiency
"eMedicine - Purine Nucleoside Phosphorylase Deficiency : Article by Alan P Knutsen". Retrieved July 25, 2010. "Boy first in UK ... Purine nucleoside phosphorylase deficiency is a rare autosomal recessive metabolic disorder which results in immunodeficiency. ... Toro A, Grunebaum E (Oct 2006). "TAT-mediated intracellular delivery of purine nucleoside phosphorylase corrects its deficiency ... Markert ML (1991). "Purine nucleoside phosphorylase deficiency". Immunodefic Rev. 3 (1): 45-81. PMID 1931007. Online Mendelian ...