Doppel: Difference between revisions

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New page: Doppel (Dpl), named for '''''do'''wnstream '''p'''rion '''p'''rotein like''<ref>1</ref>, is a homolog of the prion protein (PrP). It is a cell surface glycoprotein. ==Structure of Dpl...
 
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{{STRUCTURE_1lg4 |  PDB=1lg4  |  SCENE=  }}
{{STRUCTURE_1lg4 |  PDB=1lg4  |  SCENE=  }}
Dpl has the same fold as PrP, with three alpha helices and two short beta strands, however it differs in that the third helix has a significant kink in it and it also contains two disulphide bonds.
Dpl has the same fold as PrP, with three alpha helices and two short beta strands, however it differs in that the third helix has a significant kink in it and it also contains two disulphide bonds.
=Related structures=
* [[1z65]] Mouse Dpl residues 1-30
* [[1lg4]] Human Dpl residues 24-152
* [[1i17]] Mouse Dpl residues 51-157
* [[1h0l]] Human PrP residues 121-230, with an additional disulphide bond analogous to the homolog [[Doppel]]


=References=
=References=
 
{{Reflist}} 
Moore ''et al.'' (1999) Ataxia in Prion Protein (PrP)-deficient Mice is  
Moore ''et al.'' (1999) Ataxia in Prion Protein (PrP)-deficient Mice is  
Associated with Upregulation of the Novel PrP-like  
Associated with Upregulation of the Novel PrP-like  
Protein Doppel ''J. Mol. Biol.'' '''292''', 797-817
Protein Doppel ''J. Mol. Biol.'' '''292''', 797-817 </reference>
Zahn R. et al. (2003) NMR structure of a variant human prion protein with two disulfide bridges'' J. Mol. Biol.'' '''326''', 225-34.