DNK (citozin-5-)-metiltransferaza — разлика између измена

Садржај обрисан Садржај додат
.
 
мНема описа измене
Ред 5:
| IUBMB_EC_number = 2/1/1/37
| GO_code =
| image = PDB 2ar0 EBI.jpg
| width =
| caption =
}}
'''DNK (citozin-5-)-metiltransferaza''' ({{EC broj-lat|2.1.1.37}}, ''EcoRI metilaza'', ''DNK 5-citozinska metilaza'', ''DNK citozinska C5 metilaza'', ''DNK citozinska metilaza'', ''DNK metilaza'', ''DNK metiltransferaza'', ''DNK transmetilaza'', ''DNK-citozinska 5-metilaza'', ''DNK-citozinska metiltransferaza'', ''-{HpaII}- metilaza'', ''-{HpaII}-' metilaza'', -{''M.BsuRIa'', ''M.BsuRIb''}-, ''TypeTip II DNK metilaza'', ''citozinska 5-metiltransferaza'', ''citozinska DNK metilaza'', ''citozinska DNK metiltransferaza'', ''citozin-specifična DNK metiltransferaza'', ''dezoksiribonukleinska metilaza'', ''dezoksiribonukleinska metiltransferaza'', ''dezoksiribonukleinska (citozin-5-)-metiltransferaza'', ''dezoksiribonukleinska kiselina (citozin-5-)-metiltransferaza'', ''dezoksiribonukleinska kiselina metilaza'', ''dezoksiribonukleinska kiselina metiltransferaza'', ''metilaza modifikacije dezoksiribonukleinske kiseline'', ''dezoksiribonukleinska metilaza'', ''metilfosfotriester-DNK metiltransferaza'', ''modifikaciona metilaza'', ''restrikciono-modifikacioni sistem'', ''site-specifična DNK-metiltransferaza (citozin-specifična)'', ''DNK-(citozin C5)-metilaza'') je [[enzim]] sa sistematskim imenom ''-{S}--adenozil--{L}--metionin:DNK (citozin-5-)-metiltransferaza''.<ref>{{cite journal | title = The enzymatic methylation of ribonucleic acid and deoxyribonucleic acid. V. Purification and properties of the deoxyribonucleic acid-methylating activity of <em>Escherichia coli</em> |author = Gold, M. and Hurwitz, J. |journal = J. Biol. Chem. |date = 1964 |volume = 239 |pages = 3858-2865 |pmid = 14257620}}</ref><ref>{{cite journal | title = The purification and properties of deoxyribonucleic acid methylase from rat spleen |author = Kalousek, F. and Morris, N.R. |journal = J. Biol. Chem. |date = 1969 |volume = 244 |pages = 1157-1163 |pmid = 4975067}}</ref><ref>{{cite journal | title = DNA methylase from HeLa cell nuclei |author = Roy, P.H. and Weissbach, A. |journal = Nucleic Acids Res. |date = 1975 |volume = 2 |pages = 1669-1684 |pmid = 1187340}}</ref><ref>{{cite journal | title = DNA-methylase from regenerating rat liver: purification and characterisation |author = Simon, D., Grunert, F., Acken, U.Y., D&ouml;ring, H.P. and Kr&ouml;ger, H. |journal = Nucleic Acids Res. |date = 1978 |volume = 5 |pages = 2153-2167 |pmid = 673848}}</ref><ref>{{cite journal | title = S-Adenosylmethionine: DNA-cytosine 5-methyltransferase from a Novikoff rat hepatoma cell line |author = Sneider, T.W., Teague, W.M. and Rogachewsky, L.M. |journal = Nucleic Acids Res. |date = 1975 |volume = 2 |pages = 1685-1700 |pmid = 171625}}</ref><ref>{{cite journal | title = DNA methylase: purification from ascites cells and the effect of various DNA substrates on its activity |author = Turnbull, J.F. and Adams, R.L.P. |journal = Nucleic Acids Res. |date = 1976 |volume = 3 |pages = 677-695 |pmid = 131936}}</ref><ref>{{cite journal | title = Specificity of restriction endonucleases and DNA modification methyltransferases: a review |author = Kessler, C. and Manta, V. |journal = Gene |date = 1990 |volume = 92 |pages = 1-248 |pmid = 2172084}}</ref><ref>{{cite journal | title = Restriction enzymes and their isoschizomers |author = Roberts, R.J. |journal = Nucleic Acids Res. |date = 1990 |volume = 18 |pages = 2331-2365 |pmid = 2159140}}</ref><ref>{{cite journal | title = Structure and mechanism of multifunctional restriction endonucleases |author = Yuan, R. |journal = Annu. Rev. Biochem. |date = 1981 |volume = 50 |pages = 285-319 |pmid = 6267988}}</ref> Ovaj enzim [[Катализа|katalizuje]] sledeću [[hemijska reakcija|hemijsku reakciju]]
 
: -{S}--adenozil--{L}--metionin + DNK citozin <math>\rightleftharpoons</math> -{S}--adenozil--{L}--homocistein + DNK 5-metilcitozin