16S rRNK (citozin967-C5)-metiltransferaza
16S rRNK (citozin967-C5)-metiltransferaza (EC 2.1.1.176, rsmB (gen), fmu (gen), 16S rRNK m5C967 metiltransferaza) je enzim sa sistematskim imenom S-adenozil-L-metionin:16S rRNK (citozin967-C5)-metiltransferaza.[1][2][3] Ovaj enzim katalizuje sledeću hemijsku reakciju
- S-adenozil-L-metionin + citozin967 u 16S rRNK S-adenozil-L-homocistein + 5-metilcitozin967 u 16S rRNK
Ovaj enzim specifično metiliše citozin967 u C5 poziciji 16S rRNK.
Reference
- ↑ Tscherne, J.S., Nurse, K., Popienick, P., Michel, H., Sochacki, M. and Ofengand, J. (1999). „Purification, cloning, and characterization of the 16S RNA m5C967 methyltransferase from Escherichia coli”. Biochemistry 38: 1884-1892. PMID 10026269.
- ↑ Gu, X.R., Gustafsson, C., Ku, J., Yu, M. and Santi, D.V. (1999). „Identification of the 16S rRNA m5C967 methyltransferase from Escherichia coli”. Biochemistry 38: 4053-4057. PMID 10194318.
- ↑ Foster, P.G., Nunes, C.R., Greene, P., Moustakas, D. and Stroud, R.M. (2003). „The first structure of an RNA m5C methyltransferase, Fmu, provides insight into catalytic mechanism and specific binding of RNA substrate”. Structure 11: 1609-1620. PMID 14656444.
Literatura
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