Diphthine synthase: Difference between revisions
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{{STRUCTURE_2owu| PDB=2owu | SIZE=400| SCENE= |right|CAPTION=Diphthine synthase complex with S-adenosyl-L-homocysteine (SAH) and Na+ ion [[2owu]] }} | {{STRUCTURE_2owu| PDB=2owu | SIZE=400| SCENE= |right|CAPTION=Diphthine synthase complex with S-adenosyl-L-homocysteine (SAH) and Na+ ion [[2owu]] }} | ||
'''Diphthine synthase''' (DPS) is a S-adenosyl-L-methionine (SAM)-dependent methyltransferase. DPS catalyzes the trimethylation of a specific histidine residue in elongation factor 2 forming a diphthine and producing S-adenosyl-L-homocysteine (SAH). DPS participates in the diphthamide biosynthesis. | '''Diphthine synthase''' (DPS) is a S-adenosyl-L-methionine (SAM)-dependent methyltransferase. DPS catalyzes the trimethylation of a specific histidine residue in elongation factor 2 forming a diphthine and producing S-adenosyl-L-homocysteine (SAH). DPS participates in the diphthamide biosynthesis.<ref>PMID:20873788</ref> | ||
==3D structures of diphthine synthase== | ==3D structures of diphthine synthase== | ||
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[[1vce]] - PhDPS + SAH<br /> | [[1vce]] - PhDPS + SAH<br /> | ||
[[3i4t]] - PhDPS (mutant) – ''Entamoeba histolytica''<br /> | [[3i4t]] - PhDPS (mutant) – ''Entamoeba histolytica''<br /> | ||
== References == | |||
<references/> | |||
[[Category:Topic Page]] | [[Category:Topic Page]] | ||
Revision as of 16:55, 30 December 2015
Diphthine synthase (DPS) is a S-adenosyl-L-methionine (SAM)-dependent methyltransferase. DPS catalyzes the trimethylation of a specific histidine residue in elongation factor 2 forming a diphthine and producing S-adenosyl-L-homocysteine (SAH). DPS participates in the diphthamide biosynthesis.[1]
3D structures of diphthine synthase3D structures of diphthine synthase
Updated on 30-December-2015
1vhv – DPS – Archaeoglobus fulgidus
2dsg, 2dsh, 2dsi, 2hr8, 2dv3, 2dv4, 2dv5, 2dv7, 2dxv, 2dxw, 2dxx, 2e07, 2e08, 2e15, 2e16, 2e17, 2e4n, 2e4r, 2e7r, 2ed3, 2ed5, 2eeq, 2owf, 2owg, 2owk, 2owu, 2owv, 2egb, 2z6r, 2egl, 2egs, 2eh2, 2eh4, 2eh5, 2ehc, 2ehl, 2ejj, 2ejk, 2p5c, 2p5f, 2p6d, 2p6i, 2p6k, 2ejz, 2ek2, 2ek3, 2ek4, 2ek7, 2eka, 2p6l, 2p9d, 2el0, 2el1, 2el2, 2el3, 2eld, 2ele, 2emr, 2emu, 2en5, 2eni, 2pb4, 2pb5, 2pb6, 2pca, 2pcg, 2pch, 2pci, 2pck, 2pcm – PhDPS (mutant) + SAH – Pyrococcus horikoshii
1vce - PhDPS + SAH
3i4t - PhDPS (mutant) – Entamoeba histolytica
ReferencesReferences
- ↑ Zhu X, Kim J, Su X, Lin H. Reconstitution of diphthine synthase activity in vitro. Biochemistry. 2010 Nov 9;49(44):9649-57. doi: 10.1021/bi100812h. PMID:20873788 doi:http://dx.doi.org/10.1021/bi100812h