Results 21 to 30 of about 2,216,866 (310)

Comparative Studies on Retroviral Proteases: Substrate Specificity

open access: yesViruses, 2010
Exogenous retroviruses are subclassified into seven genera and include viruses that cause diseases in humans. The viral Gag and Gag-Pro-Pol polyproteins are processed by the retroviral protease in the last stage of replication and inhibitors of the HIV-1
József Tözsér
doaj   +1 more source

Causal analysis of A domain substrate specificity.

open access: yes, 2023
The specificity-conferring code distance used is alignment-score distance. A domain sequence distance used is p-distance. The loop length distance used is Euclidean distance. r is Pearson correlation coefficient. A.
Chen Song (216175)   +7 more
core   +1 more source

Modulating Enzyme’s Activity and Specificity through Pre-Installed Posttranslational Modifications (PTMs) on Substrate: The Role of PTM-induced Substrate-Assisted Stimulation [PDF]

open access: yes, 2023
Understanding the underlying principles for crosstalk involving posttranslational modifications (PTMs) is of fundamental importance. In this article, we review some of previous results which indicated that pre-installed PTMs on nucleosome substrates (or ...
Hong, Guo   +3 more
core   +1 more source

Substrate specificity of human MCPIP1 endoribonuclease

open access: yesScientific Reports, 2018
MCPIP1, also known as Regnase-1, is a ribonuclease crucial for regulation of stability of transcripts related to inflammatory processes. Here, we report that MCPIP1 acts as an endonuclease by degrading several stem-loop RNA structures and single-stranded
Mateusz Wilamowski   +3 more
doaj   +1 more source

Substrate Specificity of Recombinant Ser/Thr Protein Kinase

open access: yesBio-Protocol, 2015
Protein kinases are enzymes that phosphorylate proteins in a cell. Determination of kinase activity in reactions of phosphorylation is a very convenient way for a biochemical characterization of this group of enzymes.
Anna Zorina, Galina Novikova, Dmitry Los
doaj   +1 more source

Crystal Structure and Substrate Specificity of PTPN12

open access: yesCell Reports, 2016
PTPN12 is an important tumor suppressor that plays critical roles in various physiological processes. However, the molecular basis underlying the substrate specificity of PTPN12 remains uncertain.
Hui Li   +18 more
doaj   +1 more source

The substrate specificity of phospholipase A

open access: yesBiochimica et Biophysica Acta (BBA) - Specialized Section on Lipids and Related Subjects, 1963
Investigations on variously modified analogues of phospholipids elucidated the following substrate characteristics for phospholipase A (Crotalus adamanteus). 1. 1. Within the class of α-phosphoglycerides l-isomers are readily hydrolysed, while d-α-phospholipids appeared not to be attacked. 2. 2.
Deenen, L.L.M. van, Haas, Gerard H. de
openaire   +3 more sources

On the substrate specificity of human CYP27A1

open access: yesJournal of Lipid Research, 2003
The mitochondrial sterol 27-hydroxylase (CYP27A1) is required for degradation of the C27-sterol side chain in bile acid biosynthesis. CYP27A1 seems, however, to have roles beyond this, as illustrated by patients with a deficient sterol 27-hydroxylase due
Maria Norlin   +3 more
doaj   +1 more source

Substrate Specificity of Chlorophyllase [PDF]

open access: yesPlant Physiology, 1975
Apparent Km and V(max) values were obtained for hydrolysis of methyl and ethyl chlorophyllides a, methyl and ethyl pheophorbide a, and 9-hydroxymethyl pheophorbide a by chlorophyllase from Ailanthus altissima. Analysis of substrate specificity data for chlorophyllase indicates that the presence of a 9-keto group and a methyl alcohol group esterified at
openaire   +2 more sources

Determinants of MDR1 P-glycoprotein substrate specificity.

open access: yes, 1995
Determinants of MDR1 P-glycoprotein substrate ...
David. de Graaf (7996691)
core   +5 more sources

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