Glukoza-6-fosfataza

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Glukoza-6-fosfataza

Identifikatori

metabolic pathway

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Glukoza-6-fosfataza (EC 3.1.3.9, glukoza 6-fosfatna fosfataza) je enzim sa sistematskim imenom D-glukoza-6-fosfat fosfohidrolaza.^[1]^[2]^[3]^[4] Ovaj enzim katalizuje sledeću hemijsku reakciju

D-glukoza 6-fosfat + H₂O

\rightleftharpoons

D-glukoza + fosfat

Ovaj enzim je široko rasprostranjen u životinjskim tkivima.

Reference[uredi - уреди | uredi izvor]

↑ Anchors, J.M. and Karnovsky, N.L. (1975). "Purification of cerebral glucose-6-phosphatase. An enzyme involved in sleep". J. Biol. Chem. 250: 6408–6416. PMID 169241.
↑ Colilla, W., Jorgenson, R.A. and Nordlie, R.C. (1975). "Mammalian carbamyl phosphate : glucose phosphotransferase and glucose-6-phosphate phosphohydrolase: extended tissue distribution". Biochim. Biophys. Acta 377: 117–117. PMID 164220.
↑ Nordlie, R.C. (1971). "Glucose-6-phosphatase, hydrolytic and synthetic activities". u: Boyer, P.D.. The Enzymes. 4 (3rd izd.). New York: Academic Press. str. 543-610.
↑ Nordlie, R.C. (1974). "Metabolic regulation by multifunctional glucose-6-phosphatase". Curr. Top. Cell. Regul. 8: 33–33. PMID 4370737.

Literatura[uredi - уреди | uredi izvor]

Nicholas C. Price, Lewis Stevens (1999). Fundamentals of Enzymology: The Cell and Molecular Biology of Catalytic Proteins (Third izd.). USA: Oxford University Press. ISBN 019850229X. http://books.google.com/books/about/Fundamentals_of_enzymology.html?id=8uvwAAAAMAAJ.
Eric J. Toone (2006). Advances in Enzymology and Related Areas of Molecular Biology, Protein Evolution (Volume 75 izd.). Wiley-Interscience. ISBN 0471205036. http://books.google.com/books/about/Advances_in_Enzymology_and_Related_Areas.html?id=Pmh8yToeuloC.
Branden C, Tooze J.. Introduction to Protein Structure. New York, NY: Garland Publishing. ISBN: 0-8153-2305-0. http://www.garlandscience.com/textbooks/0815323042.asp?type=reviews.
Irwin H. Segel. Enzyme Kinetics: Behavior and Analysis of Rapid Equilibrium and Steady-State Enzyme Systems (Book 44 izd.). Wiley Classics Library. ISBN 0471303097. http://books.google.com/books/about/Enzyme_Kinetics.html?id=T60oAAAAYAAJ.
Robert A. Copeland (2013). Evaluation of Enzyme Inhibitors in Drug Discovery: A Guide for Medicinal Chemists and Pharmacologists (2nd izd.). Wiley-Interscience. ISBN 111848813X. http://books.google.com/books/about/Evaluation_of_Enzyme_Inhibitors_in_Drug.html?id=l2rMy8QNUk0C.
Gerhard Michal, Dietmar Schomburg (2012). Biochemical Pathways: An Atlas of Biochemistry and Molecular Biology (2nd izd.). Wiley. ISBN 0470146842. http://books.google.com/books/about/Biochemical_pathways.html?id=081qAAAAMAAJ.

Nordlie, R.C. (1971). "Glucose-6-phosphatase, hydrolytic and synthetic activities". u: Boyer, P.D.. The Enzymes. 4 (3rd izd.). New York: Academic Press. str. 543-610.

Spoljašnje veze[uredi - уреди | uredi izvor]

MeSH Glucose-6-phosphatase

Hidrolaze: esteraze (EC 3.1)

3.1.1: Hidrolaze karboksilnih estara

Holinesteraza (Acetilholinesteraza, Butirilholinesteraza) • Pektinesteraza • 6-fosfoglukonolaktonaza • PAF acetilhidrolaza

Lipaza (Zavisna od žučnih soli, Gastrična/Lingvalna, Pankreasna, Lizozomalna, Hormon-sensitivna, Endotelna, Hepatička, Lipoproteinska, Monoacilglicerolna, Diacilglicerolna)

Fosfolipaza (A1, A2, B)

3.1.2: Tioesteraza

Tioesteraza palmitoil proteina • Ubikvitin karboksilni-terminal hidrolaza L1

3.1.3: Fosfataza

Alkalna fosfataza (ALPI, ALPL, ALPP) • Kiselinska fosfataza (Prostatična)/Tartrat-otporna kiselinska fosfataza/Fosfataze purpurne kiseline • Nukleotidaza • Glukoza 6-fosfataza • Fruktoza 1,6-bisfosfataza •

Kalcineurin • Fosfoproteinska fosfataza (PP2A) • OCRL • Piruvat dehidrogenazna fosfataza • Fruktoza 6-P,2-kinaza:fruktoza 2,6-bisfosfataza •PTEN • Fitaza • Inozitol-fosfat fosfataza (IMPA1)

Fosfoproteinska fosfataza: Proteinska tirozinska fosfataza • Proteinska serin/treoninska fosfataza • Fosfataza dualne-specifičnosti

3.1.4: Fosfodiesteraza

Autotaksin • Fosfolipaza (C, D) • Sfingomijelin fosfodiesteraza (1) • PDE1 • PDE2 • PDE3 • PDE4A/PDE4B • PDE5 • Lecitinaza (Clostridium perfringens alfa toksin) • Fosfodiesteraza cikličnih nukleotida

3.1.6: Sulfataza

arilsulfataza (Arilsulfataza A, Arilsulfataza B, Arilsulfataza E, Steroidna sulfataza) • Galaktozamine-6 sulfataza • Iduronat-2-sulfataza • N-acetilglukosamin-6-sulfataza

Nukleaza (obuhvata
deoksiribonukleazu i
ribonukleazu)

3.1.11-16: Eksonukleaza

Eksodeoksiribonukleaza	RecBCD

Eksoribonukleaza	Oligonukleotidaza

3.1.21-31: Endonukleaza

Endodeoksiribonukleaza	Deoksiribonukleaza I • Deoksiribonukleaza II • Deoksiribonukleaza IV • Restrikcioni enzim • UvrABC endonukleaza

Endoribonukleaza	RNaza III • RNaza H (1, 2A, 2B, 2C) • RNaza P • RNaza A (1, 2, 3, 4/5) • RNaza T1 • RNK-indukovani utišavajući kompleks

bilo dezoksi- ili ribo-	Aspergillus nukleaza S1 • Nukleaza mikrokoka

B enzm: 1.1/2/3/4/5/6/7/8/10/11/13/14/15-18, 2.1/2/3/4/5/6/7/8, 2.7.10, 2.7.11-12, 3.1/2/3/4/5/6/7, 3.1.3.48, 3.4.21/22/23/24, 4.1/2/3/4/5/6, 5.1/2/3/4/99, 6.1-3/4/5-6

v r u Proteini: enzimi

Teme	Aktivno mesto • Alosterna regulacija • Mesto vezivanja • Katalitički perfektan enzim • Koenzim • Kofaktor • Kooperativnost • EC broj • Enzimska kataliza • Inhibicija enzima • Enzimska kinetika • Lajnviver–Burk dijagram • Mihaelis–Mentenova kinetika • Spisak enzima

Tipovi	EC1 Oksidoreduktaze/spisak • EC2 Transferaze/spisak • EC3 Hidrolaze/spisak • EC4 Lijaze/spisak • EC5 Izomeraze/spisak • EC6 Ligaze/spisak

B enzm: 1.1/2/3/4/5/6/7/8/10/11/13/14/15-18, 2.1/2/3/4/5/6/7/8, 2.7.10, 2.7.11-12, 3.1/2/3/4/5/6/7, 3.1.3.48, 3.4.21/22/23/24, 4.1/2/3/4/5/6, 5.1/2/3/4/99, 6.1-3/4/5-6

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EC 3.1.3