Ciklaza purinskog imidazolnog prstena

Ciklaza purinskog imidazolnog prstena
Identifikatori
EC broj4.3.2.4
CAS broj95990-28-6
Baze podataka
IntEnzIntEnz pregled
BRENDABRENDA pristup
ExPASyNiceZyme pregled
KEGGKEGG pristup
MetaCycmetabolički put
PRIAMprofil
Strukture PBPRCSB PDB PDBe PDBj PDBsum
Pretraga
PMCčlanci
PubMedčlanci
NCBIproteini

Ciklaza purinskog imidazolnog prstena (EC 4.3.2.4, DNK-4,6-diamino-5-formamidopirimidin 8-C,9-N-lijaza (ciklizacija), DNK-4,6-diamino-5-formamidopirimidin 8-C,9-N-lijaza (ciklizacija, formira DNK-adenin)) je enzim sa sistematskim imenom DNK-4,6-diamino-5-formamidopirimidin C8-N9-lijaza (ciklizacija, formira DNK-adenin).[1] Ovaj enzim katalizuje sledeću hemijsku reakciju

DNK 4,6-diamino-5-formamidopirimidin {\displaystyle \rightleftharpoons } DNK adenin + H2O

Ovaj enzikm takođe deluje na 2,6-diamino-5-formamido-3,4-dihidro-4-oksopirimidinske ostatke.

Reference

  1. ^ Chetsanga, C.J. & Grigorian, C. (1985). „In situ enzymatic reclosure of opened imidazole rings of purines in DNA damaged by γ-irradiation”. Proc. Natl. Acad. Sci. USA. 82: 633—637. PMID 3856219. 

Literatura

  • Nicholas C. Price; Lewis Stevens (1999). Fundamentals of Enzymology: The Cell and Molecular Biology of Catalytic Proteins (Third изд.). USA: Oxford University Press. ISBN 019850229X. 
  • Eric J. Toone (2006). Advances in Enzymology and Related Areas of Molecular Biology, Protein Evolution (Volume 75 изд.). Wiley-Interscience. ISBN 0471205036. 
  • Branden C; Tooze J. Introduction to Protein Structure. New York, NY: Garland Publishing. ISBN 0-8153-2305-0. 
  • Irwin H. Segel. Enzyme Kinetics: Behavior and Analysis of Rapid Equilibrium and Steady-State Enzyme Systems (Book 44 изд.). Wiley Classics Library. ISBN 0471303097. 
  • William P. Jencks (1987). Catalysis in Chemistry and Enzymology. Dover Publications. ISBN 0486654605. 

Spoljašnje veze

  • Purine+imidazole-ring+cyclase на US National Library of Medicine Medical Subject Headings (MeSH)
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Ugljeno-azotne lijaze (EC 4.3)
4.3.1: Amonijačne-lijaze
4.3.2: Amidinske-lijaze
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Teme
Tipovi
  • 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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