Results 71 to 80 of about 1,607,008 (329)

Aβ42 promotes the aggregation of α‐synuclein splice isoforms via heterogeneous nucleation

open access: yesFEBS Letters, EarlyView.
The aggregation of amyloid‐β (Aβ) and α‐synuclein (αSyn) is associated with Alzheimer's and Parkinson's diseases. This study reveals that Aβ aggregates serve as potent nucleation sites for the aggregation of αSyn and its splice isoforms, shedding light on the intricate interplay between these two pathogenic proteins.
Alexander Röntgen   +2 more
wiley   +1 more source

Completion of the amino acid sequence of papain [PDF]

open access: yesBiochemical Journal, 1969
Papain was inhibited with bromo[2−14C]acetic acid, the tertiary structure of the inhibited enzyme was unfolded and the disulphide bridges were reduced with mercaptoethanol and aminoethylated. Digestion with trypsin gave a radioactive peptide consisting of residues 18–58 inclusive and containing therefore the sequence of the thirteen unknown residues 29–
G. Lowe, S. S. Husain
openaire   +3 more sources

Perbandingan Sekuens Konsensus Gen Hemaglutinin Virus Avian Influenza Subtipe H5N1 Asal Unggas di Indonesia dengan Subtipe H5N2 dan H5N9

open access: yesJurnal Veteriner, 2009
Consensus sequence of hemagglutinin (HA) gene of avian influenza viruses of H5N1 subtype isolatedfrom fowl in Indonesia – hereafter named as H5N1_Indonesia – is compared with that of H5N2 and H5N9viruses.
I Gusti Ngurah Kade Mahardika   +4 more
doaj  

Structure-Function Analysis of Diacylglycerol Acyltransferase Sequences from 70 Organisms

open access: yesBMC Research Notes, 2011
Background Diacylglycerol acyltransferase families (DGATs) catalyze the final and rate-limiting step of triacylglycerol (TAG) biosynthesis in eukaryotic organisms.
Cao Heping
doaj   +1 more source

L-amino acid oxidases with specificity for basic L-amino acids in cyanobacteria [PDF]

open access: yes, 2007
The two closely related fresh water cyanobacteria Synechococcus elongatus PCC 6301 and Synechococcus elongatus PCC 7942 have previously been shown to constitutively express a FAD-containing L-amino acid oxidase with high specificity for basic L-amino ...
Gau, Achim E.   +4 more
core   +1 more source

Archaeal protein containing domain of unknown function 2193 undergoes oligomeric reconfiguration upon iron–sulfur cluster binding

open access: yesFEBS Letters, EarlyView.
This work presents the characterization of MvoDUF2193, a Methanococcus voltae (Mvo) protein from the domain of unknown function (DUF) 2193 family. We demonstrate that MvoDUF2193 binds a single [4Fe–4S] cluster per subunit and that cluster occupancy regulates the transition from an apo tetramer to a [4Fe–4S] monomeric form. This structural transition is
Emily M. Dieter   +8 more
wiley   +1 more source

Amino acid sequence based on Cytochrome b gene in Kejobong goat and its genetic relationships among several local goats in Asia [PDF]

open access: yesVeterinary World, 2018
Aim: This study aimed to analyze the amino acid sequence of Cytochrome b (Cyt b) gene in Kejobong goat and its genetic relationships with local goats located in Asia. Materials and Methods: A total of 28 heads of Kejobong goat were purposively sampled.
Dela Ayu Lestari   +3 more
doaj   +1 more source

Neural Network and Bioinformatic Methods for Predicting HIV-1 Protease Inhibitor Resistance [PDF]

open access: yes, 2007
This article presents a new method for predicting viral resistance to seven protease inhibitors from the HIV-1 genotype, and for identifying the positions in the protease gene at which the specific nature of the mutation affects resistance.
Carpenter, Gail A., Woods, Matthew
core   +1 more source

Functional role and folding properties of the glucan‐binding domain of oral bacterial glucansucrase

open access: yesFEBS Letters, EarlyView.
The role of the glucan‐binding domain in Streptococcus sobrinus glucansucrase was examined, focusing on its impact on enzymatic activity, dextran binding, and structural stability of deletion mutants and a circularly permuted protein. Our research revealed that glucosyl transfer efficiency is linked to cooperative interdomain folding.
Hideyuki Komatsu   +5 more
wiley   +1 more source

Complete Genome Sequence Analysis of a Dengue Case Co-Infected with Type I and Type II Imported into Jiaxing in 2023

open access: yesMicrobiology Research
In 2023, one case of coinfection with type I and type II dengue virus of imported origin was first reported in Jiaxing city. Therefore, we analysed the results of the molecular tracing analysis of this case.
Yamei Zhou   +8 more
doaj   +1 more source

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