Results 21 to 30 of about 3,948,587 (242)

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

Identification of a Shiga toxin A‐derived peptide internalized into Gb3 receptor‐bearing cells via interaction with the Shiga toxin B subunit

open access: yesFEBS Letters, EarlyView.
The process of internalization of the Shiga toxin A subunit via formation of a complex with the Shiga toxin B subunit, which specifically binds to the Gb3 receptor. The peptide is designed to act as a carrier of drugs into cancer cells. Here, we explored the potential of peptides derived from the catalytic A subunit of Shiga toxin (STxA) to be drug ...
Giulia Opassi   +6 more
wiley   +1 more source

Prediction and optimization of gas turbine secondary air system cooling efficiency based on deep learning

open access: yesEngineering Applications of Computational Fluid Mechanics
Secondary-air systems (SASs) are critical for maintaining material integrity and optimizing thermal performance in gas turbines (GTs) and related energy equipment.
Yulong Yao   +3 more
doaj   +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

Development of composite cooling tower for 160 km/h power concentrated EMU

open access: yes机车电传动, 2022
Cooling system is an important subsystem of power concentrated EMU. The cooling performance, volume, weight, auxiliary power and noise control of cooling devices are the technical bottlenecks and difficulties in product research and development, which ...
CHEN Guangtai   +4 more
doaj  

Golgi enzymes are retrieved from the plasma membrane to the trans‐Golgi network

open access: yesFEBS Letters, EarlyView.
Golgi enzymes are traditionally considered resident proteins retained within the Golgi apparatus. Here, we demonstrate that a subset transiently reaches the cell surface and is subsequently retrieved to the trans‐Golgi network via retrograde transport. Using a nanobody‐based toolkit, we uncover a dynamic trafficking cycle of several Golgi enzymes.
Dominik P. Buser, Tina Junne
wiley   +1 more source

Experimental performance evaluation of a solar powered evaporative cooling system for preservation o

open access: yesJournal of Thermal Engineering
Lack of suitable power supplies and storage facilities are major contributors to post-harvest loss of fruits and vegetables in low- and middle-income nations.
Mfon O. UDO   +14 more
doaj   +1 more source

Effects of Bypass Flow Distribution on Cold Flow Characteristics of Integrated Afterburner

open access: yesEnergies, 2021
Integrated design is a trend in the development of afterburners, and the distribution of cold flow is directly related to their flow field characteristics, combustion organization, and the cooling effect of components.
Xiangzhong Jia   +4 more
doaj   +1 more source

Functional comparison of EncB and EncC cargo proteins in iron storage within the Myxococcus xanthus encapsulin

open access: yesFEBS Letters, EarlyView.
Encapsulins are protein nanocompartments that play an important role in iron storage. In the Myxococcus xanthus encapsulin system, two cargo proteins called EncB and EncC contribute to iron mineralization. Here, we show that EncB and EncC generate iron‐containing minerals with distinct chemical compositions, suggesting that the composition of stored ...
Harry B. McDowell   +2 more
wiley   +1 more source

Experimental Study on Cooling Characteristics of Turbine Blade Based on Multi‑spectral Light‑Field Thermometry

open access: yesNanjing Hangkong Hangtian Daxue Xuebao
This study proposes a novel multi‑spectral light-field temperature measurement method that integrates multi‑spectral radiation thermometry and light‑field imaging technology. Through the coupled design of an optical filter array and a light‑field camera,
FANG Hua   +9 more
doaj   +1 more source

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