Results 11 to 20 of about 708,409 (312)

Protein design is a key factor for subunit–subunit association [PDF]

open access: yesProceedings of the National Academy of Sciences, 1999
Fundamental questions about role of the quaternary structures are addressed by using a statistical mechanics off-lattice model of a dimer protein. The model, in spite of its simplicity, captures key features of the monomer–monomer interactions revealed by atomic force experiments.
C. CLEMENTI, P. CARLONI, MARITAN, AMOS
openaire   +4 more sources

Structural similarity and classification of protein interaction interfaces. [PDF]

open access: yesPLoS ONE, 2011
Interactions between proteins play a key role in many cellular processes. Studying protein-protein interactions that share similar interaction interfaces may shed light on their evolution and could be helpful in elucidating the mechanisms behind ...
Nan Zhao   +3 more
doaj   +1 more source

Mitochondrial ribosome assembly in Neurospora. Structural analysis of mature and partially assembled ribosomal subunits by equilibrium centrifugation in CsCl gradients [PDF]

open access: yes, 1982
In Neurospora, one protein associated with the mitochondrial small ribosomal subunit (S-5, Mr 52,000) is synthesized intramitochondrially and is assumed to be encoded by mtDNA.
Lambowitz, Alan M., LaPolla, Robert J.
core   +1 more source

Amino-terminal cysteine residues of RGS16 are required for palmitoylation and modulation of G(i)- and G(q)-mediated signaling [PDF]

open access: yes, 1999
RGS proteins (Regulators of G protein Signaling) are a recently discovered family of proteins that accelerate the GTPase activity of heterotrimeric G protein α subunits of the i, q, and 12 classes.
Backlund, Peter S.   +5 more
core   +1 more source

Cloning and Characterization of Protein Prenyltransferase Alpha Subunit in Rice

open access: yesRice Science, 2021
Protein prenylation plays a crucial role in plant development and stress response. We report the function of prenyltransferase α-subunit in rice. Protein-protein interactions showed that the farnesyl- transferase (OsPFT)/geranylgeranyltransferase-I ...
Wang Tao   +4 more
doaj   +1 more source

Picosecond time-resolved fluorescence of phycobiliproteins [PDF]

open access: yes, 1990
The α- and β-subunits of C-phycocyanin from Mastigocladus laminosus were prepared according to revised procedures. Both subunits are isolated as dimers, which can be dissociated into monomers with detergent mixtures.
Bryant   +46 more
core   +1 more source

Subunit Exchange in Protein Complexes

open access: yesJournal of Molecular Biology, 2018
Over the past 50 years, protein complexes have been studied with techniques such as X-ray crystallography and electron microscopy, generating images which although detailed are static and homogeneous. More recently, limited application of in vivo fluorescence and other techniques has revealed that many complexes previously thought stable and ...
Tusk, S, Delalez, N, Berry, R
openaire   +2 more sources

Characterization of alkali-modified soy protein concentrate [PDF]

open access: yesActa Periodica Technologica, 2005
To study the influence of the preparation mode, including mild alkali modification, of soy protein concentrate on soluble protein content and composition, some of its nutritive and functional properties were investigated. Soy protein concentrate prepared
Barać Miroljub B.   +2 more
doaj   +1 more source

Visualization of the exocyst complex dynamics at the plasma membrane of Arabidopsis thaliana [PDF]

open access: yes, 2013
The exocyst complex, an effector of Rho and Rab GTPases, is believed to function as an exocytotic vesicle tether at the plasma membrane before soluble N-ethylmaleimide-sensitive factor attachment protein receptor (SNARE) complex formation.
De Rycke, Riet   +7 more
core   +2 more sources

Mitochondrial respiratory chain protein co-regulation in the human brain

open access: yesHeliyon, 2022
Mitochondrial respiratory chain (RC) function requires the stoichiometric interaction among dozens of proteins but their co-regulation has not been defined in the human brain.
Caroline Trumpff   +12 more
doaj   +1 more source

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