Results 61 to 70 of about 3,699,805 (346)

Protein thermodynamic structure [PDF]

open access: yesIUBMB Life, 2009
AbstractProtein research is generally recognized as experimental science and knowledge of protein science is not constructed axiomatically. In this article, we show that much of our present knowledge of protein science is explainable by principles of protein thermodynamic structure theory. A deductive system for protein knowledge has been developed and
openaire   +2 more sources

The Protein Structure Initiative Structural Genomics Knowledgebase [PDF]

open access: yesThe FASEB Journal, 2009
The Protein Structure Initiative (PSI) has produced more than 3300 protein structures in a high throughput manner. In order to achieve this, new technologies for all aspects of the structure determination and analysis pipeline have been developed.
Berman, H. M.   +16 more
openaire   +5 more sources

An intracellular transporter mitigates the CO2‐induced decline in iron content in Arabidopsis shoots

open access: yesFEBS Letters, EarlyView.
This study identifies a gene encoding a transmembrane protein, MIC, which contributes to the reduction of shoot Fe content observed in plants under elevated CO2. MIC is a putative Fe transporter localized to the Golgi and endosomal compartments. Its post‐translational regulation in roots may represent a potential target for improving plant nutrition ...
Timothy Mozzanino   +7 more
wiley   +1 more source

De novo design of protein minibinder agonists of TLR3

open access: yesNature Communications
Toll-like Receptor 3 (TLR3) is a pattern recognition receptor that initiates antiviral immune responses upon binding double-stranded RNA (dsRNA). Several nucleic acid-based TLR3 agonists have been explored clinically as vaccine adjuvants in cancer and ...
Chloe S. Adams   +9 more
doaj   +1 more source

Wnt signaling polarizes cortical actin polymerization to increase daughter cell asymmetry

open access: yesCell Discovery, 2022
Asymmetric positioning of the mitotic spindle contributes to the generation of two daughter cells with distinct sizes and fates. Here, we investigated an asymmetric division in the Caenorhabditis elegans Q neuroblast lineage.
Yongping Chai   +7 more
doaj   +1 more source

Two Rules on the Protein-Ligand Interaction [PDF]

open access: yes, 2008
So far, we still lack a clear molecular mechanism to explain the protein-ligand interaction on the basis of electronic structure of a protein. By combining the calculation of the full electronic structure of a protein along with its hydrophobic pocket ...
Lily Zhang   +4 more
core   +1 more source

On the optimal contact potential of proteins

open access: yes, 2007
We analytically derive the lower bound of the total conformational energy of a protein structure by assuming that the total conformational energy is well approximated by the sum of sequence-dependent pairwise contact energies.
Akira R. Kinjo   +32 more
core   +1 more source

Assessing functional novelty of PSI structures via structure-function analysis of large and diverse superfamilies [PDF]

open access: yes, 2008
The structural genomics initiatives have had as one of their aims to improve our understanding of protein function by providing representative structures for many structurally uncharacterised protein families. As suggested by the recent assessment of the
Benoit H. Dessailly   +2 more
core   +2 more sources

Hematopoietic (stem) cells—The elixir of life?

open access: yesFEBS Letters, EarlyView.
The aging of HSCs (hematopoietic stem cells) and the blood system leads to the decline of other organs. Rejuvenating aged HSCs improves the function of the blood system, slowing the aging of the heart, kidney, brain, and liver, and the occurrence of age‐related diseases.
Emilie L. Cerezo   +4 more
wiley   +1 more source

Structural snapshots of the mechanism of ATP-dependent DNA damage recognition by UvrA

open access: yesNature Communications
Nucleotide excision repair is a DNA repair pathway which detects and fixes various DNA lesions that distort the structure of DNA. In bacteria, the pathway starts with the UvrA protein which has two adenosine triphosphatase modules and forms dimers.
Shivlee Nirwal   +5 more
doaj   +1 more source

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