TRNK (guanin9-N1)-metiltransferaza
Изглед
tRNK (guanin9-N1)-metiltransferaza | |||||||||
---|---|---|---|---|---|---|---|---|---|
Identifikatori | |||||||||
EC broj | 2.1.1.221 | ||||||||
Baze podataka | |||||||||
IntEnz | IntEnz pregled | ||||||||
BRENDA | BRENDA pristup | ||||||||
ExPASy | NiceZyme pregled | ||||||||
KEGG | KEGG pristup | ||||||||
MetaCyc | metabolički put | ||||||||
PRIAM | profil | ||||||||
Strukture PBP | RCSB PDB PDBe PDBj PDBsum | ||||||||
|
tRNK (guanin9-N1)-metiltransferaza (EC 2.1.1.221, Trm10p, tRNK(m1G9/m1A9)-metiltransferaza, tRNK(m1G9/m1A9)MTaza, tRNK (guanin-N(1)-)-metiltransferaza, tRNK m1G9-metiltransferaza, tRNK m1G9 MTaza) je enzim sa sistematskim imenom S-adenozil-L-metionin:tRNK (guanin9-N1)-metiltransferaza.[1][2] Ovaj enzim katalizuje sledeću hemijsku reakciju
- S-adenozil-L-metionin + guanin9 u tRNK S-adenozil-L-homocistein + N1-metilguanin9 u tRNK
Enzim iz Saccharomyces cerevisiae specifično metiluje guanin9. Bifunkcionalani enzim iz Thermococcus kodakaraensis takođe katalizuje metilaciju adenina9 u tRNK (cf. EC 2.1.1.218, tRNK (adenin9-N1)-metiltransferaza).
Reference
[уреди | уреди извор]- ^ Kempenaers, M., Roovers, M., Oudjama, Y., Tkaczuk, K.L., Bujnicki, J.M. and Droogmans, L. (2010). „New archaeal methyltransferases forming 1-methyladenosine or 1-methyladenosine and 1-methylguanosine at position 9 of tRNA”. Nucleic Acids Res. 38: 6533—6543. PMID 20525789.
- ^ Jackman, J.E., Montange, R.K., Malik, H.S. and Phizicky, E.M. (2003). „Identification of the yeast gene encoding the tRNA m1G methyltransferase responsible for modification at position 9”. RNA. 9: 574—585. PMID 12702816.
Literatura
[уреди | уреди извор]- 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.
Spoljašnje veze
[уреди | уреди извор]- TRNA+(guanine9-N1)-methyltransferase на US National Library of Medicine Medical Subject Headings (MeSH)