Deoxycytidine kinase

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<StructureSection load='1p61' size='350' side='right' caption='Mouse deoxycytidine kinase complex with ADP (stick model), chemotherapy agent gemcitabine (stick models) and Mg+2 ion (green) (PDB entry [[1p62]])' scene=''>
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<StructureSection load='1p61' size='350' side='right' caption='Mouse deoxycytidine kinase complex with ADP (stick model) and deoxycytidine (stick models) (PDB entry [[1p61]])' scene=''>
== Function ==
== Function ==
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'''Deoxycytidine kinase''' (DCK) is required for the phosphorylation of deoxyribonucleosides dC, dG and dA and nucleosides analogs which are used as antiviral and chemotherapeutic agents. <ref>PMID:20614893</ref>
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'''Deoxycytidine kinase''' (DCK) is required for the phosphorylation of deoxyribonucleosides dC, dG and dA (but not dT and dU) and nucleosides analogs which are used as antiviral and chemotherapeutic agents. <ref>PMID:20614893</ref>
== Relevance ==
== Relevance ==
Deficiency of DCK causes resistance to antiviral and chemotherapeutic agents.
Deficiency of DCK causes resistance to antiviral and chemotherapeutic agents.
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== Structural highlights ==
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The ability of DCK to phosphorylate multiple nucleosides arises from the different conformations which the active site glutamic acid can assume.<ref>PMID:12808445</ref>
</StructureSection>
</StructureSection>
== 3D Structures of deoxycytidine kinase ==
== 3D Structures of deoxycytidine kinase ==

Revision as of 08:59, 23 December 2015

Mouse deoxycytidine kinase complex with ADP (stick model) and deoxycytidine (stick models) (PDB entry 1p61)

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3D Structures of deoxycytidine kinase

Updated on 23-December-2015

References

  1. Hazra S, Ort S, Konrad M, Lavie A. Structural and kinetic characterization of human deoxycytidine kinase variants able to phosphorylate 5-substituted deoxycytidine and thymidine analogues . Biochemistry. 2010 Aug 10;49(31):6784-90. PMID:20614893 doi:10.1021/bi100839e
  2. Sabini E, Ort S, Monnerjahn C, Konrad M, Lavie A. Structure of human dCK suggests strategies to improve anticancer and antiviral therapy. Nat Struct Biol. 2003 Jul;10(7):513-9. PMID:12808445 doi:http://dx.doi.org/10.1038/nsb942

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