Results 41 to 50 of about 94,653 (246)

Formation of the Native Topology of a Protein is due to the “Conserved but Non-Functional” Residues: A Case of Apomyoglobin Folding

open access: yesFrontiers in Bioscience-Landmark
This paper is dedicated to the memory of Oleg B. Ptitsyn (1929-1999) and presents an answer to his question: “What is the role of conserved non-functional residues in protein folding?”. This answer follows from the experimental works of three labs.
Valentina E. Bychkova   +3 more
doaj   +1 more source

Effect of dietary globin, a natural emulsifier, on the growth performance and digestive efficiency of broiler chickens

open access: yesItalian Journal of Animal Science, 2019
The feed utilisation of young chicks is characterised by a suboptimal fat digestibility, which can be improved by means of dietary emulsifiers. The objective of this study was to evaluate the effect of dietary Globin on the energy efficiency and ...
Sihem Dabbou   +11 more
doaj   +1 more source

Physiological and Aberrant γ-Globin Transcription During Development

open access: yesFrontiers in Cell and Developmental Biology, 2021
The expression of the fetal Gγ- and Aγ-globin genes in normal development is confined to the fetal period, where two γ-globin chains assemble with two α-globin chains to form α2γ2 tetramers (HbF). HbF sustains oxygen delivery to tissues until birth, when
Gloria Barbarani   +4 more
doaj   +1 more source

Globin genes on the move [PDF]

open access: yesJournal of Biology, 2008
Recent data published in BMC Biology from the globin gene clusters in platypus, together with data from other species, show that beta-globin genes transposed from one chromosomal location to another. This resolves some controversies about vertebrate globin gene evolution but ignites new ones.
openaire   +2 more sources

Gelling Properties of Globin-Succinylated Globin Conjugates.

open access: yesNIPPON SHOKUHIN KOGYO GAKKAISHI, 1993
2種類のグロビン-サクシニル化グロビン複合体(CMHTとCUT)を調製し,各複合体のゲル特性について検討した.(1) CMHTはGの配合比率が高くなる程ゲル形成pHは中性の方へ拡大した.例えば, GとSGの配合率が3:7の場合,ゲル形成pHは2.0であったが,G:SG=9:1の場合,ゲルはpH 2.0~3.5の範囲で形成された.一方, G:SGの配合比率が7:3と9:1のCUTの場合,ゲル形成pHは極めて狭い範囲に限定された.(2) ゲルの透明度はCMHT, CUTともにより酸性側で高く,また,グロビンの配合比率が高くなる程透明度も高くなる傾向を示した.(3) 複合体ゲルのゲル強度を測定した. CMHTの場合, G:SG=5:5 (pH 2.0)で高いゲル強度が得られた.
MIYAGUCHI, Yuji   +4 more
openaire   +2 more sources

The diversity of globin‐coupled sensors [PDF]

open access: yesFEBS Letters, 2003
The recently discovered globin‐coupled sensors (GCSs) are heme‐containing two‐domain transducers distinct from the PAS domain superfamily. We have identified an additional 22 GCSs with varying multi‐domain C‐terminal transmitters through a search of the complete and incomplete microbial genome datasets.
Freitas, Tracey Allen K   +2 more
openaire   +2 more sources

Microfluidic Nano‐Assembly of Red‐Blood‐Cell (RBC) Lipids and Components for Engineering Extracellular Vesicles

open access: yesAdvanced Healthcare Materials, EarlyView.
Engineered red blood cell‐derived extracellular vesicles (eRBCEVs) are synthesized via controlled microfluidic assembly from native RBC lipids, enabling tunable encapsulation of proteins, nucleic acids, nanoparticles, and viral vectors. The platform demonstrates reproducible nanoscale architecture, preserved membrane composition, and functional cargo ...
Chiranth K. Nagaraj   +23 more
wiley   +1 more source

Krüppel-Like Transcription Factor KLF1 Is Required for Optimal γ- and β-Globin Expression in Human Fetal Erythroblasts. [PDF]

open access: yesPLoS ONE, 2016
In human adult erythroid cells, lower than normal levels of Krüppel-like transcription factor 1 (KLF1) are generally associated with decreased adult β- and increased fetal γ-globin gene expression. KLF1 also regulates BCL11A, a known repressor of adult γ-
Divya S Vinjamur   +5 more
doaj   +1 more source

The role of WDR5 in silencing human fetal globin gene expression

open access: yesHaematologica, 2012
Background Histone H3 lysine 4 (K4) methylation has been linked with transcriptional activity in mammalian cells. The WD40-repeat protein, WDR5, is an essential component of the MLL complex that induces histone H3 K4 methylation, but the role of WDR5 in ...
Zhen Xu   +9 more
doaj   +1 more source

An Anti‐Amyloidogenic Approach to Specifically Block Memory Consolidation in Mice for Therapeutic Intervention

open access: yesAdvanced Science, EarlyView.
Functional amyloid conversion of the translation regulator CPEB3 is essential for long‐term memory persistence. This study demonstrates that targeting this molecular switch with the anti‐amyloidogenic peptide QBP1 selectively blocks CPEB3 fibrillation without disrupting phase separation.
Paula López‐García   +13 more
wiley   +1 more source

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