Results 31 to 40 of about 1,102,715 (317)

Bovine Parathyroid Hormone: Amino Acid Sequence [PDF]

open access: yesProceedings of the National Academy of Sciences, 1970
Bovine parathyroid hormone has been isolated in homogeneous form, and its complete amino acid sequence determined. The bovine hormone is a single chain, 84 amino acids long. It contains amino-terminal alanine, and carboxyl-terminal glutamine. The bovine parathyroid hormone is approximately three times the length of the newly discovered hormone ...
H B, Brewer, R, Ronan
openaire   +2 more sources

Disordered but rhythmic—the role of intrinsic protein disorder in eukaryotic circadian timing

open access: yesFEBS Letters, EarlyView.
Unstructured domains known as intrinsically disordered regions (IDRs) are present in nearly every part of the eukaryotic core circadian oscillator. IDRs enable many diverse inter‐ and intramolecular interactions that support clock function. IDR conformations are highly tunable by post‐translational modifications and environmental conditions, which ...
Emery T. Usher, Jacqueline F. Pelham
wiley   +1 more source

SEQUENCE SIMILARITY BETWEEN THYROID SELF-PROTEIN AND HEPATITIS C VIRUS POLYPROTEIN: possible triggering mechanism of autoimmune thyroiditis

open access: yesArquivos de Gastroenterologia
Background - Exposure to viral antigens that share amino acid sequence similar with self- antigens might trigger autoimmune diseases in genetically predisposed individuals, and the molecular mimicry theory suggests that epitope mimicry between the virus ...
Maristella de Araújo Carvalho SOUSA   +2 more
doaj   +1 more source

Incorporating background frequency improves entropy-based residue conservation measures

open access: yesBMC Bioinformatics, 2006
Background Several entropy-based methods have been developed for scoring sequence conservation in protein multiple sequence alignments. High scoring amino acid positions may correlate with structurally or functionally important residues.
Samudrala Ram, Wang Kai
doaj   +1 more source

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

Protein sequence alignment with family-specific amino acid similarity matrices

open access: yesBMC Research Notes, 2011
Background Alignment of amino acid sequences by means of dynamic programming is a cornerstone sequence comparison method. The quality of alignments produced by dynamic programming critically depends on the choice of the alignment scoring function ...
Kuznetsov Igor B
doaj   +1 more source

Function‐driven design of a surrogate interleukin‐2 receptor ligand

open access: yesFEBS Letters, EarlyView.
Interleukin (IL)‐2 signaling can be achieved and precisely fine‐tuned through the affinity, distance, and orientation of the heterodimeric receptors with their ligands. We designed a biased IL‐2 surrogate ligand that selectively promotes effector T and natural killer cell activation and differentiation. Interleukin (IL) receptors play a pivotal role in
Ziwei Tang   +9 more
wiley   +1 more source

Application of amino acid occurrence for discriminating different folding types of globular proteins

open access: yesBMC Bioinformatics, 2007
Background Predicting the three-dimensional structure of a protein from its amino acid sequence is a long-standing goal in computational/molecular biology.
Gromiha M Michael, Taguchi Y-h
doaj   +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

Multiple ETS family transcription factors bind mutant p53 via distinct interaction regions

open access: yesFEBS Letters, EarlyView.
Mutant p53 gain‐of‐function is thought to be mediated by interaction with other transcription factors. We identify multiple ETS transcription factors that can bind mutant p53 and found that this interaction can be promoted by a PXXPP motif. ETS proteins that strongly bound mutant p53 were upregulated in ovarian cancer compared to ETS proteins that ...
Stephanie A. Metcalf   +6 more
wiley   +1 more source

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