Results 91 to 100 of about 3,151,868 (313)

From junk to function — How weak selection in eukaryotes builds new parts and drives genomic complexity

open access: yesFEBS Letters, EarlyView.
How do genomes gain new functional parts? In eukaryotes, which tend to evolve under weak selection, much of the genome is junk. Palazzo and Qiu borrow the logic of Markov chains to show how non‐functional DNA becomes functional through the appearance of intermediate states, which arise due to epistasis, buffering, and biochemical messiness, allowing ...
Alexander F. Palazzo, Yi Qiu
wiley   +1 more source

The Shewanella oneidensis Fic enzyme SoFic targets the switch‐I region of EF‐Tu for AMPylation

open access: yesFEBS Letters, EarlyView.
Fic enzymes mediate diverse post‐translational modifications across all domains of life, including AMPylation. Prokaryotic EF‐Tu can be AMPylated and deAMPylated by the conserved Fic enzyme SoFic. Structural and biochemical approaches were used to characterize the effect of AMPylation on EF‐Tu, SoFic's enzymatic activities, and the enzyme‐target ...
Svenja Runge   +6 more
wiley   +1 more source

Prospecting the protein design landscape

open access: yesFEBS Letters, EarlyView.
This review outlines the current state of various protein design approaches. We discuss the current possibilities enabled by recently released tools, highlight future avenues to pursue in protein design, and underscore the crucial role of key databases and resources for successful protein design workflows.
Jakob R. Riccabona   +4 more
wiley   +1 more source

A Novel Histidinol Phosphate Phosphatase, Catalyzing the Penulimate Step of the Histidine Biosynthesis Pathway, from a Hyperthermophilic Archaeon Thermococcus onnurineus NA1

open access: yes, 2007
The entire gene cluster encoding enzymes involved in the histidine biosynthesis was analyzed in the complete genome of the hyperthermophilic archaeon Thermococcus onnurineus NA1 and it was found that an essential gene to encode the histidinol phosphate ...
이정현   +3 more
core  

Enzyme Microb. Technol.

open access: yes, 2002
The glucose oxidase system was adapted for estimation of the overall oxygen transfer rate in a periodic pressure oscillating, solid-state bioreactor. Enzyme concentration of 40 ml enzyme preparation L-1 was found adequate to give linear gluconic acid ...
Li, ZH, Zhou, XH, Zhao, H, Zhang, XY
core   +1 more source

L‐aspartate oxidase provides new insights into fumarate reduction in anaerobic darkness in Synechocystis sp. PCC6803

open access: yesFEBS Letters, EarlyView.
Synechocystis strains deficient in succinate dehydrogenase (SDH) secrete more succinate than the WT under dark anaerobic conditions, supporting that SDH then primarily acts as SDH, not as a fumarate reductase. L‐aspartate oxidase (Laspo) from Synechocystis is functional under anaerobic conditions, reducing fumarate to succinate.
Kateryna Kukil   +3 more
wiley   +1 more source

rohitdwivedula/enzyme-classification 1.0

open access: yes, 2020
Code to reproduce results of enzyme classification using various ...
Vamsi Nallapareddy, Rohit Dwivedula
core   +1 more source

Immobilization of papain on chitin and chitosan and recycling of soluble enzyme for deflocculation of saccharomyces cerevisiae from bioethanol distilleries [PDF]

open access: yes, 2015
Yeast flocculation (Saccharomyces cerevisiae) is one of the most important problems in fuel ethanol production. Yeast flocculation causes operational difficulties and increase in the ethanol cost.
Silva, Douglas Fernandes   +7 more
core   +1 more source

The structure of testis angiotensin-converting enzyme (tACE-g13) in complex with the inhibitor RXPA380 [PDF]

open access: yes, 2006
Includes bibliographical references.Angiotensin-converting enzyme (ACE), a zinc metalloprotease, is a key regulator of the mammalian renin-angiotensin system (RAS) Primarily, ACF is a dipeptidl peptidase which cleaves angiotensin I to produce angiotensin
Chitapi, Itai
core   +1 more source

A Whole-Process Visible Strategy for the Preparation of Rhizomucor miehei Lipase with Escherichia coli Secretion Expression System and the Immobilization

open access: yesMicrobial Cell Factories
Background Rhizomucor miehei (RM) lipase is a regioselective lipase widely used in food, pharmaceutical and biofuel industries. However, the high cost and low purity of the commercial RM lipase limit its industrial applications.
Mingjun Yang   +8 more
doaj   +1 more source

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