Изворни код странице DNK-metiltransferaza (citozin-N4-specifična)

{{Infobox Enzim-lat
| Name = DNK-metiltransferaza (citozin--{N}-<sup>4</sup>-specifična)
| EC_number = 2.1.1.113
| CAS_number = 169592-50-1
| IUBMB_EC_number = 2/1/1/113
| GO_code = 
| image = 
| width = 
| caption =
}}
'''DNK-metiltransferaza (citozin--{N}-<sup>4</sup>-specifična)''' ({{EC broj-lat|2.1.1.113}}, ''modifikaciona metilaza'', ''restrikciono-modifikacioni sistem'', ''DNK(citozin--{N}-<sup>4</sup>)metiltransferaza'', ''Mtase (formira -{m4C}-)'', ''-{S}--adenozil--{L}--metionin:DNK-citozin 4--{N}--metiltransferaza'') je [[enzim]] sa sistematskim imenom ''-{S}--adenozil--{L}--metionin:DNK-citozin -{N}-<sup>4</sup>-metiltransferaza''.<ref>{{cite journal | title = Specificity of restriction endonucleases and DNA modification methyltransferases: a review | url = https://archive.org/details/sim_gene_1990_92_1-2/page/1 |author1=Kessler, C.  |author2=Manta, V.  |lastauthoramp=yes |journal = Gene |date = 1990 |volume = 92 |pages = 1-248 |pmid = 2172084}}</ref><ref>{{cite journal | title = Sequence motifs characteristic of DNA[cytosine-N4]methyltransferases: similarity to adenine and cytosine-C5 DNA-methylases |author = Klimasauskas, S., Timinskas, A., Menkevicius, S., Butkiene, D., Butkus, V. and Janulaitis, A. |journal = Nucleic Acids Res. |date = 1989 |volume = 17 |pages = 9823-9832 |pmid = 2690010}}</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 | url = https://archive.org/details/sim_annual-review-of-biochemistry_1981_50_annual/page/285 |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]] -{N}-<sup>4</sup>-metilcitozin

Ovao je velika grupa enzima, većina kojih ima sličnu specifičnost sa enzimima grupa [[EC 3.1.21.3]], [[EC 3.1.21.4]] i [[EC 3.1.21.5]].

== Reference ==
{{reflist}}

== Literatura ==
{{Литература}}
* {{PriceEnzymology3rd}}
* {{TooneAdvancesInEnzymology}}
* {{Branden ProteinStructure2nd}}
* {{SegelEnzymeKinetics}}
{{Литература крај}}
== Spoljašnje veze ==
* {{MeshName|Site-specific+DNA-methyltransferase+(cytosine-N4-specific)}}

{{Jednougljenične transferaze-lat}}
{{Enzimi-lat}}
{{Portal bar-lat|Molekularna i ćelijska biologija|Hemija}}

{{normativna kontrola}}

[[Категорија:ЕЦ 2.1.1]]