Deoxyuridine 5'-triphosphate nucleotidohydrolase

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<StructureSection load='1w2y' size='450' side='right' caption='dUTPase complex with dUTP analog and Mg+2 ions (green) (PDB entry [[1w2y]])' scene='48/488500/Cv/1'>
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<StructureSection load='1w2y' size='350' side='right' caption='dUTPase complex with dUTP analog and Mg+2 ions (green) (PDB entry [[1w2y]])' scene='48/488500/Cv/1'>
== Function ==
== Function ==
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'''Deoxyuridine 5’-triphosphate nucleotidohydrolase''' (DUTP) catalyzes the conversion of dUTP to dUMP and pyrophosphate (PPi). DUTP plays a key role in keeping significant amounts of dUTP from the DNA synthesis pathway.
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'''Deoxyuridine 5’-triphosphate nucleotidohydrolase''' or '''Deoxyuridine triphosphatase''' or '''dUTP pyrophosphatase''' (DUTP) catalyzes the conversion of dUTP to dUMP and pyrophosphate (PPi). DUTP plays a key role in keeping significant amounts of dUTP from the DNA synthesis pathway.
Prokaryotic DUTP contains metal ion. <ref>PMID:18837522</ref>
Prokaryotic DUTP contains metal ion. <ref>PMID:18837522</ref>
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== Structural highlights ==
== Structural highlights ==
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The <scene name='48/488500/Cv/3'>active site</scene> contains Mg<sup>+2</sup> ions which are essensial for DUTP activity. The <scene name='48/488500/Cv/4'>Mg+2 ions are hexacoordinated to acidic residues and water molecules</scene>.<ref>PMID:15364583</ref> Water molecules are labeled Wa.
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The <scene name='48/488500/Cv/5'>active site</scene> contains Mg<sup>+2</sup> ions which are essensial for DUTP activity. The <scene name='48/488500/Cv/6'>Mg+2 ions are hexacoordinated to acidic residues and water molecules</scene>.<ref>PMID:15364583</ref> Water molecules are labeled Wa.
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</StructureSection>
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==3D structures of dUTPase==
==3D structures of dUTPase==
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[[dUTPase 3D structures]]
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Updated on {{REVISIONDAY2}}-{{MONTHNAME|{{REVISIONMONTH}}}}-{{REVISIONYEAR}}
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</StructureSection>
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{{#tree:id=OrganizedByTopic|openlevels=0|
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*DUTP
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**[[1dup]], [[1eu5]], [[1euw]] – EcDUTP – ''Escherichia coli''<br />
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**[[1dun]] – EvDUTP – Equine infectious anemia virus<br />
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**[[1mq7]] – MtDUTP – ''Mycobacterium tuberculosis''<br />
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**[[4gk6]] - DUTP – ''Mycobacterium abscessus''<br />
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**[[1ogl]] – TcDUTP – ''Trypanosoma cruzi''<br />
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**[[2d4l]] - MPmvDUTP residues 83-234 – Mason_Pfizer monkey virus<br />
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**[[2d4m]] - MPmvDUTP residues 83-234 (mutant) <br />
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**[[2okb]], [[2okd]] - VvDUTP – Vaccinia virus<br />
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**[[3hhq]] - yDUTP – yeast<br />
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**[[3lqw]] - DUTP – ''Entamoeba histolytica''<br />
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**[[3mbq]], [[3mdx]] - DUTP – ''Brucella melitensis''<br />
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**[[2xx6]] - BsDUTP – ''Bacillus subtilis''<br />
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**[[3tqz]] - DUTP – ''Coxiella burnetii''<br />
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**[[1q5u]] - hDUTP – human<br />
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**[[4lhr]] - DUTP – ''Burkholderia thailandensis''<br />
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*DUTP binary complexes
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**[[1dud]] – EcDUTP + dUDP<br />
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**[[2hrm]] - EcDUTP + dUTP derivative<br />
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**[[1seh]] - EcDUTP + dUMP<br />
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**[[3f4f]] - yDUTP + dUMP<br />
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**[[1dut]] – DUTP + Mg – Feline immunodeficiency virus<br />
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**[[1ogk]] – TcDUTP + dUTP<br />
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**[[1smc]] - MtDUTP + dUTP<br />
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**[[4gcy]] - MtDUTP (mutant) + dUTP<br />
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**[[1vyq]], [[3t60]], [[3t64]], [[3t6y]], [[3t70]] - PfDUTP + uridine derivative inhibitor – ''Plasmodium falciparum''<br />
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**[[2y8c]] - PfDUTP + trityl ligand<br />
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**[[2bsy]], [[2we0]] - EbvDUTP + dUMP – Epstein-Barr virus<br />
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**[[2we1]], [[2we2]] - EbvDUTP (mutant) + dUMP<br />
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**[[2ol1]] - VvDUTP + dUMP<br />
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**[[2y1t]] - BsDUTP + dUDP<br />
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**[[4ao5]] - BsDUTP + dUMP<br />
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**[[2yb0]] - LmDUTP + dU – ''Leishmania major''<br />
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**[[3tq5]], [[3trl]], [[3trn]], [[3ts6]], [[3tsl]], [[3tta]] - MPmvDUTP catalytic domain (mutant) + dUMP<br />
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**[[2p9o]], [[2pc5]] – DUTP + Mg – ''Arabidopsis thaliana''<br />
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**[[4mz5]], [[4mz6]] – hDUTP + importin subunit α-1<br />
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*DUTP ternary complexes
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**[[1duc]] – EvDUPT + Sr + dUTP<br />
 
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**[[1six]], [[1sjn]], [[2py4]] – MtDUTP + Mg + dUTP derivative<br />
 
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**[[3h6d]], [[3hza]], [[3i93]] - MtDUTP (mutant) + Mg + dUTP derivative<br />
 
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**[[3loj]] - MtDUTP (mutant) + Mg + Mn + dUTP derivative<br />
 
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**[[1rn8]] - EcDUTP + Mg + dUTP derivative<br />
 
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**[[1rnj]] - EcDUTP (mutant) + Mg + dUTP derivative<br />
 
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**[[1syl]] - EcDUTP (mutant) + Mg + dUTP<br />
 
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**[[2hr6]] - EcDUTP + Mn + dUDP<br />
 
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**[[1slh]] – MtDUTP + Mg + dUDP<br />
 
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**[[1sm8]] – MtDUTP + Cr + dUTP<br />
 
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**[[1snf]] - MtDUTP + Mg + dUMP<br />
 
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**[[1w2y]], [[2cic]] - DUTP + Mg + dUTP derivative – ''Campylobacter jejuni''<br />
 
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**[[2bt1]] - EbvDUTP + Mg + dUTP derivative<br />
 
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**[[2we3]] - EbvDUTP residues 1-256 + Mg + dUTP<br />
 
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**[[2d4n]] - MPmvDUTP residues 83-234 (mutant) + Mg + dUTP derivative<br />
 
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**[[3tp1]] - MPmvDUTP catalytic domain + Mg + dUTP derivative<br />
 
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**[[3tpw]], [[3tpn]], [[3tps]] - MPmvDUTP catalytic domain (mutant) + Mg + dUTP derivative<br />
 
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**[[3tpy]], [[3tq3]], [[3tq4]] - MPmvDUTP catalytic domain + Mg + dUMP + dUTP derivative<br />
 
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**[[2cje]] - LmDUTP + Mg + dUTP derivative<br />
 
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**[[2yay]] - LmDUTP + Ca + dUTP derivative<br />
 
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**[[2yaz]] - LmDUTP + Mg + dUMP<br />
 
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**[[2oke]] - VvDUTP + Mg + dUTP derivative<br />
 
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**[[2ol0]] - VvDUTP + Mg + dUDP<br />
 
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**[[3c3i]] - PbcvDUTP (mutant) + Mg + dUDP – Paramecium bursaria chlorella virus<br />
 
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**[[3c2t]], [[3ca9]] - PbcvDUTP + Mg + dUDP<br />
 
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**[[2hqu]] - hDUTP + Mg + dUTP derivative <br />
 
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**[[1q5h]] - hDUTP + Mg + dUDP<br />
 
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**[[3ehw]] - hDUTP + Mg + dUTP<br />
 
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**[[3ara]], [[3arn]] - hDUTP + Mg + uracil derivative<br />
 
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**[[3p48]] - yDUTP + Mg + dUTP derivative<br />
 
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**[[2xy3]] - BsDUTP + Mg + dUTP derivative<br />
 
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**[[4aoo]], [[4apz]], [[4aoz]] - BsDUTP + Mg + PPi + uridine<br />
 
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}}
 
== References ==
== References ==
<references/>
<references/>
[[Category:Topic Page]]
[[Category:Topic Page]]

Current revision

dUTPase complex with dUTP analog and Mg+2 ions (green) (PDB entry 1w2y)

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References

  1. ↑ Vertessy BG, Toth J. Keeping uracil out of DNA: physiological role, structure and catalytic mechanism of dUTPases. Acc Chem Res. 2009 Jan 20;42(1):97-106. PMID:18837522 doi:10.1021/ar800114w
  2. ↑ Moroz OV, Harkiolaki M, Galperin MY, Vagin AA, Gonzalez-Pacanowska D, Wilson KS. The crystal structure of a complex of Campylobacter jejuni dUTPase with substrate analogue sheds light on the mechanism and suggests the "basic module" for dimeric d(C/U)TPases. J Mol Biol. 2004 Oct 1;342(5):1583-97. PMID:15364583 doi:10.1016/j.jmb.2004.07.050

Proteopedia Page Contributors and Editors (what is this?)

Michal Harel, Alexander Berchansky

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