Results 71 to 80 of about 84,373 (257)

C-reactive protein (CRP) aptamer binds to monomeric but not pentameric form of CRP [PDF]

open access: yesAnalytical and Bioanalytical Chemistry, 2011
Native C-reactive protein (CRP) is composed of five identical subunits arranged in a pentameric structure (pCRP). Binding of pCRP to damaged cell membranes produces a second isoform, modified CRP, which has similar antigenicity to isolated monomeric subunits of CRP (mCRP).
Min S, Wang   +3 more
openaire   +2 more sources

Cell wall target fragment discovery using a low‐cost, minimal fragment library

open access: yesFEBS Letters, EarlyView.
LoCoFrag100 is a fragment library made up of 100 different compounds. Similarity between the fragments is minimized and 10 different fragments are mixed into a single cocktail, which is soaked to protein crystals. These crystals are analysed by X‐ray crystallography, revealing the binding modes of the bound fragment ligands.
Kaizhou Yan   +5 more
wiley   +1 more source

Animal lectins as cell adhesion molecules [PDF]

open access: yes, 1998
Protein-carbohydrate interaction is exploited in cell adhesion mechanisms besides the recognition of peptide motifs. The sugar code thus significantly contributes to the intriguing specificity of cellular selection of binding partners.
Kaltner, H., Stierstorfer, B.
core   +1 more source

The (Glg)ABCs of cyanobacteria: modelling of glycogen synthesis and functional divergence of glycogen synthases in Synechocystis sp. PCC 6803

open access: yesFEBS Letters, EarlyView.
We reconstituted Synechocystis glycogen synthesis in vitro from purified enzymes and showed that two GlgA isoenzymes produce glycogen with different architectures: GlgA1 yields denser, highly branched glycogen, whereas GlgA2 synthesizes longer, less‐branched chains.
Kenric Lee   +3 more
wiley   +1 more source

How C-Reactive Protein Structural Isoforms With Distinctive Bioactivities Affect Disease Progression

open access: yesFrontiers in Immunology, 2020
C-reactive protein (CRP) is a widely known, hepatically synthesized protein whose blood levels change rapidly and pronouncedly in response to any tissue damaging event associated with an inflammatory response.
Ibraheem M. Rajab   +2 more
doaj   +1 more source

Automated design of protein-binding riboswitches for sensing human biomarkers in a cell-free expression system

open access: yesNature Communications, 2023
Cell-free genetically encoded biosensors have been developed to detect small molecules and nucleic acids, but they have yet to be reliably engineered to detect proteins.
Grace E. Vezeau   +2 more
doaj   +1 more source

Structural biology of ferritin nanocages

open access: yesFEBS Letters, EarlyView.
Ferritin is a conserved iron‐storage protein that sequesters iron as a ferric mineral core within a nanocage, protecting cells from oxidative damage and maintaining iron homeostasis. This review discusses ferritin biology, structure, and function, and highlights recent cryo‐EM studies revealing mechanisms of ferritinophagy, cellular iron uptake, and ...
Eloise Mastrangelo, Flavio Di Pisa
wiley   +1 more source

Monomeric C-reactive protein--a key molecule driving development of Alzheimer's disease associated with brain ischaemia? [PDF]

open access: yesSci Rep, 2015
AbstractAlzheimer’s disease (AD) increases dramatically in patients with ischaemic stroke. Monomeric C-reactive protein (mCRP) appears in the ECM of ischaemic tissue after stroke, associating with microvasculature, neurons and AD-plaques, Aβ, also, being able to dissociate native-CRP into inflammatory, mCRP in vivo.
Slevin M   +18 more
europepmc   +9 more sources

Evidence for somatic selection of natural autoantibodies. [PDF]

open access: yes, 1992
Natural autoantibodies are primarily immunoglobulin M (IgM) antibodies that bind to a variety of self-antigens, including self-IgG. Accounting for a large proportion of the early B cell repertoire, such polyspecific autoantibodies are speculated to ...
Carson, DA   +3 more
core  

The stability and activity of human neuroserpin are modulated by a salt bridge that stabilises the reactive centre loop [PDF]

open access: yes, 2015
Neuroserpin (NS) is an inhibitory protein belonging to the serpin family and involved in several pathologies, including the dementia Familial Encephalopathy with Neuroserpin Inclusion Bodies (FENIB), a genetic neurodegenerative disease caused by ...
Caccia, Sonia   +7 more
core   +1 more source

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