Amidofosforiboziltransferaza

Amidofosforiboziltransferaza
	Amidofosforiboziltransferaza tetramer, E.Coli
Identifikatori
EC broj	2.4.2.14
CAS broj	9031-82-7
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

Amidofosforiboziltransferaza (EC 2.4.2.14, fosforibozildifosfat 5-amidotransferaza, glutamin fosforibozildifosfat amidotransferaza, alfa-5-fosforibozil-1-pirofosfat amidotransferaza, 5'-fosforibozilpirofosfat amidotransferaza, 5-fosforibozil-1-pirofosfat amidotransferaza, 5-fosfororibozil-1-pirofosfat amidotransferaza, glutamin 5-fosforibozilpirofosfat amidotransferaza, glutamin ribozilpirofosfat 5-fosfat amidotransferaza, fosforiboza pirofosfat amidotransferaza, fosforibozil pirofosfat amidotransferaza, fosforibozilpirofosfat glutamil amidotransferaza, 5-fosforibozilamin:difosfat fosfo-alfa-D-riboziltransferaza (glutamatna amidacija)) je enzim sa sistematskim imenom 5-fosfo-beta-D-ribozilamin:difosfat fosfo-alfa-D-riboziltransferaza (glutamatna amidacija).^[1]^[2] Ovaj enzim katalizuje sledeću hemijsku reakciju

5-fosfo-beta-D-ribozilamin + difosfat + L-glutamat

\rightleftharpoons

L-glutamin + 5-fosfo-alfa-D-riboza 1-difosfat +H₂O

Reference

↑ Caskey, C.T., Ashton, D.M. and Wyngaarden, J.B. (1964). „The enzymology of feedback inhibition of glutamine phosphoribosylpyrophosphate amidotransferase by purine ribonucleotides”. J. Biol. Chem. 239: 2570-2579. PMID 14235537.
↑ Hartman, S.C. and Buchanan, J.M. (1958). „Biosynthesis of the purines. XXI. 5-Phosphoribosylpyrophosphate amidotransferase”. J. Biol. Chem. 233: 451-455. PMID 13563519.

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.

Vanjske veze

MeSH Amidophosphoribosyltransferase

[1] Caskey, C.T., Ashton, D.M. and Wyngaarden, J.B. (1964). „The enzymology of feedback inhibition of glutamine phosphoribosylpyrophosphate amidotransferase by purine ribonucleotides”. J. Biol. Chem. 239: 2570-2579. PMID 14235537.

[2] Hartman, S.C. and Buchanan, J.M. (1958). „Biosynthesis of the purines. XXI. 5-Phosphoribosylpyrophosphate amidotransferase”. J. Biol. Chem. 233: 451-455. PMID 13563519.

[1]

[2]

p 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