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Asparaginase

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<scene name='52/525144/Cv/3'>ASP I active site is located at the N terminal region in the interface between subunits</scene>.<ref>PMID:17451745</ref> Ligands asparagine (in white) and aspartic acid (in salmon) are shown in spacefill representation.
<scene name='52/525144/Cv/3'>ASP I active site is located at the N terminal region in the interface between subunits</scene>.<ref>PMID:17451745</ref> Ligands asparagine (in white) and aspartic acid (in salmon) are shown in spacefill representation.
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*<scene name='52/525144/Cv/5'>Asparagine binding site</scene>, chain A.
+
*<scene name='52/525144/Cv/6'>Asparagine binding site</scene>, chain A. Water molecules shown as red spheres.
 +
*<scene name='52/525144/Cv/7'>Aspartic acid binding site</scene>, chain A.
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*<scene name='52/525144/Cv/8'>Cl coordination site</scene>.
</StructureSection>
</StructureSection>
==3D structures of asparaginase==
==3D structures of asparaginase==

Revision as of 10:11, 27 March 2018

E. coli asparaginase I tetramer complex with aspartic acid, asparagine, ethylene glycol and Cl- ions (green), 2p2n

Drag the structure with the mouse to rotate

3D structures of asparaginase

Updated on 27-March-2018

References

  1. ↑ Prahl A, Pazgier M, Hejazi M, Lockau W, Lubkowski J. Structure of the isoaspartyl peptidase with L-asparaginase activity from Escherichia coli. Acta Crystallogr D Biol Crystallogr. 2004 Jun;60(Pt 6):1173-6. Epub 2004, May 21. PMID:15159592 doi:10.1107/S0907444904003403
  2. ↑ Xu F, Oruna-Concha MJ, Elmore JS. The use of asparaginase to reduce acrylamide levels in cooked food. Food Chem. 2016 Nov 1;210:163-71. doi: 10.1016/j.foodchem.2016.04.105. Epub 2016 , Apr 22. PMID:27211635 doi:http://dx.doi.org/10.1016/j.foodchem.2016.04.105
  3. ↑ Kwok CS, Kham SK, Ariffin H, Lin HP, Quah TC, Yeoh AE. Escherichia coli-asparaginase (Elspar) is superior to Erwinia-asparaginase (Erwinase) in childhood acute lymphoblastic leukaemia (ALL) induction--an early response study using minimal residual disease (MRD) markers. Ann Acad Med Singapore. 2004 Sep;33(5 Suppl):S45-6. PMID:15651203
  4. ↑ Yun MK, Nourse A, White SW, Rock CO, Heath RJ. Crystal structure and allosteric regulation of the cytoplasmic Escherichia coli L-asparaginase I. J Mol Biol. 2007 Jun 8;369(3):794-811. Epub 2007 Mar 30. PMID:17451745 doi:http://dx.doi.org/10.1016/j.jmb.2007.03.061

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