Results 51 to 60 of about 10,438,012 (377)

Probing the Electrostatic and Steric Requirements for Substrate Binding in Human Platelet-Type 12-Lipoxygenase. [PDF]

open access: yes, 2019
Human platelet ALOX12 (hALOX12 or h12-LOX) has been implicated in a variety of human diseases. The present study investigates the active site of hALOX12 to more thoroughly understand how it positions the substrate and achieves nearly perfect regio- and ...
Aleem, Ansari Mukhtar   +7 more
core   +2 more sources

The cell surface receptor Tartan is a potential in vivo substrate for the receptor tyrosine phosphatase Ptp52F [PDF]

open access: yes, 2009
Receptor-linked protein-tyrosine phosphatases (RPTPs) are essential regulators of axon guidance and synaptogenesis in Drosophila, but the signaling pathways in which they function are poorly defined.
Bugga, Lakshmi   +2 more
core   +2 more sources

A new buckwheat dihydroflavonol 4-reductase (DFR), with a unique substrate binding structure, has altered substrate specificity

open access: yesBMC Plant Biology, 2017
BackgroundDihydroflavonol 4-reductase (DFR) is the key enzyme committed to anthocyanin and proanthocyanidin biosynthesis in the flavonoid biosynthetic pathway.
K. Katsu   +12 more
semanticscholar   +1 more source

On the substrate specificity of glucose oxidase

open access: yesBiochimica et Biophysica Acta, 1957
Peer ...
Sols, Alberto   +1 more
openaire   +4 more sources

Substrate specificity of the TRAMP nuclear surveillance complexes

open access: yesNature Communications, 2020
During nuclear surveillance in yeast and human cells, the RNA exosome functions together with the TRAMP complexes. Here, the authors defined the protein composition of the TRAMP complexes and identified specific RNA binding sites for the different TRAMP ...
Clémentine Delan-Forino   +3 more
doaj   +1 more source

The impact of tunnel mutations on enzymatic catalysis depends on the tunnel-substrate complementarity and the rate-limiting step

open access: yesComputational and Structural Biotechnology Journal, 2020
Transport of ligands between bulk solvent and the buried active sites is a critical event in the catalytic cycle of many enzymes. The rational design of transport pathways is far from trivial due to the lack of knowledge about the effect of mutations on ...
Piia Kokkonen   +8 more
doaj   +1 more source

Crystal structure and substrate specificity of Drosophila 3,4-dihydroxyphenylalanine decarboxylase. [PDF]

open access: yesPLoS ONE, 2010
3,4-Dihydroxyphenylalanine decarboxylase (DDC), also known as aromatic L-amino acid decarboxylase, catalyzes the decarboxylation of a number of aromatic L-amino acids.
Qian Han   +4 more
doaj   +1 more source

Substrate Specificity of Peptide Adsorption: A Model Study

open access: yes, 2007
Applying the contact density chain-growth algorithm to lattice heteropolymers, we identify the conformational transitions of a nongrafted hydrophobic-polar heteropolymer with 103 residues in the vicinity of a polar, a hydrophobic, and a uniformly ...
L. Toma   +2 more
core   +1 more source

Dna2 is a structure-specific nuclease, with affinity for 5'-flap intermediates [PDF]

open access: yes, 2010
Dna2 is a nuclease/helicase with proposed roles in DNA replication, double-strand break repair and telomere maintenance. For each role Dna2 is proposed to process DNA substrates with a 5'-flap.
Aguilera   +54 more
core   +2 more sources

New Insights Into Sunflower (Helianthus annuus L.) FatA and FatB Thioesterases, Their Regulation, Structure and Distribution [PDF]

open access: yes, 2018
Sunflower seeds (Helianthus annuus L.) accumulate large quantities of triacylglycerols (TAG) between 12 and 28 days after flowering (DAF). This is the period of maximal acyl-acyl carrier protein (acyl-ACP) thioesterase activity in vitro, the enzymes that
Antonio J. Moreno-Pérez   +9 more
core   +3 more sources

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