Tirozin 3-monooksigenaza

Tirozin 3-monooksigenaza (EC 1.14.16.2, L-tirozinska hidroksilaza, tirozinska 3-hidroksilaza, tirozinska hidroksilaza) je enzim sa sistematskim imenom L-tirozin,tetrahidrobiopterin:kiseonik oksidoreduktaza (3-hidroksilacija).^{[1][2][3][4][5]} Ovaj enzim katalizuje sledeću hemijsku reakciju

L-tirozin + tetrahidrobiopterin + O₂ ${\displaystyle \rightleftharpoons }$ L-dopa + 4a-hidroksitetrahidrobiopterin

Tirozin 3-monooksigenaza
Identifikatori
EC broj	1.14.16.2
CAS broj	9036-22-0
IntEnz	IntEnz view
BRENDA	BRENDA entry
ExPASy	NiceZyme view
KEGG	KEGG entry
MetaCyc	metabolic pathway
PRIAM	profile
PDB	RCSB PDB PDBe PDBj PDBsum
Pretraga PMC articles PubMed articles NCBI Protein search

Aktivni centar sadrži mononuklearno gvožđe(II). Ovaj enzim se aktivira fosforilacijom.

Reference

1. El Mestikawy, S., Glowinski, J. and Hamon, M. (1983). „Tyrosine hydroxylase activation in depolarized dopaminergic terminals -involvement of Ca²⁺-dependent phosphorylation”. Nature (Lond.) 302: 830-832. PMID 6133218.
2. Ikeda, M., Levitt, M. and Udenfriend, S. (1967). „Phenylalanine as substrate and inhibitor of tyrosine hydroxylase”. Arch. Biochem. Biophys. 120: 420-427. PMID 6033458.
3. Nagatsu, T., Levitt, M. and Udenfriend, S. (1964). „Tyrosine hydroxylase. The initial step in norepinephrine biosynthesis”. J. Biol. Chem. 239: 2910-2917. PMID 14216443.
4. Pigeon, D., Drissi-Daoudi, R., Gros, F. and Thibault, J. (1986). „Copurification of tyrosine hydroxylase from rat pheochromocytoma by protein kinase”. C. R. Acad. Sci. III 302: 435-438. PMID 2872947.
5. Goodwill, K.E., Sabatier, C., Marks, C., Raag, R., Fitzpatrick, P.F. and Stevens, R.C. (1997). „Crystal structure of tyrosine hydroxylase at 2.3 Å and its implications for inherited neurodegenerative diseases”. Nat. Struct. Biol. 4: 578-585. PMID 9228951.

Literatura

• 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.
• Eric J. Toone (2006). Advances in Enzymology and Related Areas of Molecular Biology, Protein Evolution (Volume 75 izd.). 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 izd.). Wiley Classics Library. ISBN 0471303097.
• Robert A. Copeland (2013). Evaluation of Enzyme Inhibitors in Drug Discovery: A Guide for Medicinal Chemists and Pharmacologists (2nd izd.). Wiley-Interscience. ISBN 111848813X.
• Gerhard Michal, Dietmar Schomburg (2012). Biochemical Pathways: An Atlas of Biochemistry and Molecular Biology (2nd izd.). Wiley. ISBN 0470146842.

Spoljašnje veze

• MeSH Tyrosine+3-monooxygenase