Results 31 to 40 of about 478,505 (298)

Plant production of high affinity nanobodies that block SARS-CoV-2 spike protein binding with its receptor, human angiotensin converting enzyme

open access: yesFrontiers in Bioengineering and Biotechnology, 2022
Nanobodies® (VHH antibodies), are small peptides that represent the antigen binding domain, VHH of unique single domain antibodies (heavy chain only antibodies, HcAb) derived from camelids.
Marco Pitino   +4 more
doaj   +1 more source

Interactions between a single immunoglobulin-binding domain of protein L from Peptostreptococcus magnus and a human κ light chain [PDF]

open access: yesBiochemical Journal, 1999
The placement of a tryptophan residue into a single Ig-binding-domain of protein L from Peptostreptococcus magnus has been used to examine the binding interactions between the binding domain and ĸ light chains (ĸ-chains). The fluorescence intensity of the mutant domain increases on the formation of a complex with ĸ-chains.
J A, Beckingham   +4 more
openaire   +2 more sources

Mapping of the ligand-binding site on the b ' domain of human PDI: interaction with peptide ligands and the x-linker region [PDF]

open access: yes, 2009
PDI (protein disulfide-isomerase) catalyses the formation of native disulfide bonds of secretory proteins in the endoplasmic reticulum. PDI consists of four thioredoxin-like domains, of which two contain redox-active catalytic sites (a and a'), and two ...
Freedman, R. B.   +15 more
core   +1 more source

Production of Functionalized Single-Chain Fv Antibody Fragments Binding to the ED-B Domain of the B-isoform of Fibronectin in Pichia pastoris [PDF]

open access: yesProtein Expression and Purification, 2001
The Pichia pastoris expression system was used to produce functionalized single-chain antibody fragments (scFv) directed against the ED-B domain of the B-fibronectin (B-Fn) isoform which was found to be present only in newly formed blood vessels during tumor angiogenesis.
Marty, C   +4 more
openaire   +3 more sources

Observation and Characterization of the Interaction between a Single Immunoglobulin Binding Domain of Protein L and Two Equivalents of Human κ Light Chains [PDF]

open access: yesJournal of Biological Chemistry, 2004
Detailed stopped-flow studies in combination with site-directed mutagenesis, isothermal titration calorimetry data and x-ray crystallographic knowledge have revealed that the biphasic pre-equilibrium fluorescence changes reported for a single Ig-binding domain of protein L from Peptostreptococcus magnus binding to kappa light chain are due to the ...
Housden, N.G.   +9 more
openaire   +4 more sources

Phage display of ricin B chain and its single binding domains: system for screening galactose-binding mutants.

open access: yesProceedings of the National Academy of Sciences, 1992
We demonstrate that the B chain of ricin toxin preserves its lectin activity when expressed as a fusion protein on the surface of fd phage. Moreover, B chain, which folds into two topologically similar globular domains, can be dissected into amino-terminal and carboxyl-terminal domains to form single binding domains (SBDs) of B chain, each of which ...
C, Swimmer   +5 more
openaire   +3 more sources

Modification of Loop 1 Affects the Nucleotide Binding Properties of Myo1c, the Adaptation Motor in the Inner Ear [PDF]

open access: yes, 2010
Myo1c is one of eight members of the mammalian myosin I family of actin-associated molecular motors. In stereocilia of the hair cells in the inner ear, Myo1c presumably serves as the adaptation motor, which regulates the opening and closing of ...
Adamek, Nancy   +3 more
core   +1 more source

Bglbrick strategy for the construction of single domain antibody fusions

open access: yesHeliyon, 2017
Single domain antibodies, recombinantly expressed variable domains derived from camelid heavy chain antibodies, are often expressed as multimers for detection and therapeutic applications.
Ellen R. Goldman   +3 more
doaj   +1 more source

Native proline-rich motifs exploit sequence context to target actin-remodeling Ena/VASP protein ENAH

open access: yeseLife, 2022
The human proteome is replete with short linear motifs (SLiMs) of four to six residues that are critical for protein-protein interactions, yet the importance of the sequence surrounding such motifs is underexplored.
Theresa Hwang   +7 more
doaj   +1 more source

Heavy and Light Chain Variable Single Domains of an Anti-DNA Binding Antibody Hydrolyze Both Double- and Single-stranded DNAs without Sequence Specificity [PDF]

open access: yesJournal of Biological Chemistry, 2006
Anti-DNA antibodies (Abs) are of biomedical interest because they are associated with autoimmune diseases in human and mice. Previously we isolated an anti-DNA monoclonal Ab 3D8 from an autoimmune-prone MRL-lpr/lpr mouse. Here we have characterized DNA binding kinetics and hydrolyzing activities of the recombinant single chain variable fragment (scFv ...
Young-Rim, Kim   +9 more
openaire   +2 more sources

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