Can Crystal Symmetry and Packing Influence the Active Site Conformation of Homohexameric Purine Nucleoside Phosphorylases?

Crosbi ID233452
Bib IRB ID846564
Year2016
StatusObjavljeno
Typeprilog u časopisu
Subtypeizvorni znanstveni rad
AuthorsLuić, Marija ; Štefanić, Zoran
JournalCroatica chemica acta
Volume89
Issue2
Pagesstr. 197-202
DOI10.5562/cca2872
ISSN0011-1643
EISSN1334-417X
Titles

en original Can Crystal Symmetry and Packing Influence the Active Site Conformation of Homohexameric Purine Nucleoside Phosphorylases?

Abstracts
en original

It is generaly believed that enzymes retain most of their functionality in the crystal form due to the large solvent content of protein crystals. This is facilitated by the fact that their natural environment in solution is not too far from the one found in the crystal form. Nevertheless, if the nature of the enzyme is such to require conformational changes, overcoming of the crystal packing constraints may prove to be too difficult. Such conformational change is present in one class of enzymes (purine nucleoside phosphorylases), that is the subject of our scientific interest for many years. The influence of crystal symmetry and crystal packing on the conformation of the active sites in the case of homohexameric purine nucleoside phosphorylases is presented and analysed.

Keywords

en original crystal symmetry ; crystal packing ; active site conformation ; enzyme reaction ; purine nucleoside phosphorylase

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Citations
Luić, Marija ; Štefanić, Zoran
Can Crystal Symmetry and Packing Influence the Active Site Conformation of Homohexameric Purine Nucleoside Phosphorylases? // Croatica chemica acta, 89 (2016), 2; 197-202. doi: 10.5562/cca2872
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