Results 101 to 110 of about 1,097,067 (307)

Reconstructing enzyme evolution by protein engineering

open access: yesFEBS Letters, EarlyView.
Natural enzyme evolution can be retraced by protein engineering methods such as directed evolution, rational design, and ancestral sequence reconstruction. These approaches reveal how enzymes emerged from ligand‐binding scaffolds, developed varying substrate preferences, formed oligomeric complexes, adapted to environmental changes, and evolved novel ...
Lukas Drexler   +2 more
wiley   +1 more source

Regulation of activation induced deaminase [PDF]

open access: yes, 2009
Activation Induced Deaminase (AID) belongs to the protein family of DNA deaminases, which catalyse the deamination of the cytosine residues in single stranded DNA, resulting in the formation of deoxy-uracils.
Pauklin, S.
core  

Activation energy of potential enzyme activities. [PDF]

open access: yes, 2013
Potential enzyme activities measured at four temperatures (5, 15, 25 and 35 °C) were used to calculate activation energy for the three soil profiles collected from the two sites.
Akihiro Koyama (471041)   +3 more
core   +1 more source

Decoding the dynamic extracellular matrix in cancer—3D models and bioscaffolds rewire the rules of tumor progression

open access: yesFEBS Letters, EarlyView.
Cancer progression is regulated by the dynamic matrix code of the tumor microenvironment, which influences cellular behavior and disease development. Importantly, matrix remodeling in three‐dimensional cancer models more accurately reflects in vivo conditions compared to conventional two‐dimensional systems.
Sylvia Mangani   +3 more
wiley   +1 more source

From waste to strength: Tailor-made enzyme activation design transformation of denatured soy meal into high-performance all-biomass adhesive [PDF]

open access: yes
Given the severe protein denaturation and self-aggregation during the high-temperature desolubilization, denatured soy meal (DSM) is limited by its low reactivity, high viscosity, and poor water solubility.
Chen, Shiqing   +7 more
core   +1 more source

The hyaluronan-binding serine protease from human plasma cleaves HMW and LMW kininogen and releases bradykinin [PDF]

open access: yes, 2002
The influence of the hyaluronanbinding protease (PHBSP), a plasma enzyme with FVII- and pro-urokinase-activating potency, on components of the contact phase (kallikrein/kinin) system was investigated.
Fink, E.   +4 more
core   +1 more source

Conserved binding mode but diverse interfaces of MreC‐PBP2 interactions

open access: yesFEBS Letters, EarlyView.
The crystal structure of abMreC reveals a conserved two β‐barrel architecture and provides structural insights into its role within the bacterial elongasome. The abMreC–abPBP2 complex model identifies the molecular basis of MreC‐mediated PBP2 recognition, contributing to the regulation of peptidoglycan synthesis.
Hyunseok Jang   +4 more
wiley   +1 more source

A Preliminary Study of the Activation of Endogenous Pancreatic Exocrine Enzymes during Automated Porcine Islet Isolation

open access: yesCell Transplantation, 1999
The activation of endogenous pancreatic enzymes during automated pancreas digestion may be detrimental to islet isolation. In this report we assessed the activation of trypsin, chymotrypsin, elastase, carboxypeptidases A and B, phospholipase A 2 , and ...
S. A. White MD, FRCS   +6 more
doaj   +1 more source

AscF in the mycobacterial CIII–CIV supercomplex lacks metal and nucleotide binding but links malate oxidation to respiration

open access: yesFEBS Letters, EarlyView.
The mycobacterial CIII‐CIV respiratory supercomplex is an obligate assembly, encompassing several subunits of unknown functions. We have characterized the intracellular subunit AscF, and show that it is unlikely to be a sensor for metals or nucleotides, but is required for growth on nonfermentable energy sources, and likely works as an adapter for ...
Eni Rile   +8 more
wiley   +1 more source

Conditions for safe and effective ADEPT treatment [PDF]

open access: yes, 2010
Antibody directed enzyme prodrug therapy (ADEPT) is a drug delivery system developed for the treatment of cancer. ADEPT uses a systemically administered antibody, tethered to an enzyme, to localize enzyme in tumour deposits.
Wilkins, D.K.
core  

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