Results 131 to 140 of about 560,339 (380)

Functional heterogeneity of ubiquitin carrier proteins.

open access: yesJournal of Biological Chemistry, 1985
In the formation of covalent ubiquitin-protein conjugates that occurs during ATP- and ubiquitin-dependent proteolysis in reticulocyte extracts, ubiquitin (Ub) is activated to a thiol ester of the activating enzyme E1 (via the Ub carboxyl terminus), transferred to low-molecular weight "carrier proteins" (E2s) to form E2-Ub thiol esters, and then ...
C M Pickart, I A Rose
openaire   +4 more sources

A coiled‐coil domain triggers oligomerization of MmpL10, the mycobacterial transporter of trehalose polyphleate precursor

open access: yesFEBS Letters, EarlyView.
Most MmpLs transport lipids and glycolipids of the complex mycomembrane of mycobacteria. This study shows that MmpL10 from Mycobacterium smegmatis, the transporter of the trehalose polyphosphate precursor, harbors a coiled‐coil‐like extension. Biochemical and electron microscopy studies demonstrate that the coiled‐coil enables MmpL10 to trimerize.
Julie Couston   +7 more
wiley   +1 more source

The mitochondrial receptor complex [PDF]

open access: yes, 1993
The receptor complex in the mitochondrial outer membrane, which consists of at least seven different proteins, is responsible for the recognition and translocation of cytosolically synthesized preproteins.
Alberts   +55 more
core   +4 more sources

Evolutionary interplay between viruses and R‐loops

open access: yesFEBS Letters, EarlyView.
Viruses interact with specialized nucleic acid structures called R‐loops to influence host transcription, epigenetic states, latency, and immune evasion. This Perspective examines the roles of R‐loops in viral replication, integration, and silencing, and how viruses co‐opt or avoid these structures.
Zsolt Karányi   +4 more
wiley   +1 more source

The chemistry and use of cellulose derivatives for the study of biological systems [PDF]

open access: yes
Cellulose chemistry and applications as carrier for proteins, polymers, and organic ...
Weetall, H. H., Weliky, N.
core   +1 more source

Flow‐based immunomagnetic enrichment of circulating tumor cells from diagnostic leukapheresis product

open access: yesMolecular Oncology, EarlyView.
The number of circulating tumor cells obtained from prostate cancer patients was increased approximately 5‐fold compared to regular CellSearch when processing 2 mL diagnostic leukapheresis material aliquots and increased by 44‐fold when processing 20 mL DLA aliquots using the flow enrichment target capture Halbach‐array.
Michiel Stevens   +8 more
wiley   +1 more source

Glassy protein dynamics and gigantic solvent reorganization energy of plastocyanin [PDF]

open access: yesarXiv, 2007
We report the results of Molecular Dynamics simulations of electron transfer activation parameters of plastocyanin metalloprotein involved as electron carrier in natural photosynthesis. We have discovered that slow, non-ergodic conformational fluctuations of the protein, coupled to hydrating water, result in a very broad distribution of donor-acceptor ...
arxiv  

Distinct steps in the import of ADP/ATP carrier into mitochondria [PDF]

open access: yes, 1987
Transport of the precursor to the ADP/ATP carrier from the cytosol into the mitochondrial inner membrane was resolved into several consecutive steps. The precursor protein was trapped at distinct stages of the import pathway and subsequently chased to ...
Neupert, Walter, Pfanner, Nikolaus
core  

Studies on carrier protein in contact dermatitis: in vivo sensitization with soluble epidermal proteins as carrier proteins

open access: yesActa Dermato-Venereologica, 1978
Contact hypersensitivity to picrylchloride was induced in guinea pigs by the subcutaneous injection of heteroantigenic components which were isolated by antibody immunoadsorbent from soluble epidermal proteins of picrylchloride painted guinea pigs.
S, Miyagawa, N, Miyagawa
openaire   +2 more sources

Unlocking the potential of tumor‐derived DNA in urine for cancer detection: methodological challenges and opportunities

open access: yesMolecular Oncology, EarlyView.
Urine is a rich source of biomarkers for cancer detection. Tumor‐derived material is released into the bloodstream and transported to the urine. Urine can easily be collected from individuals, allowing non‐invasive cancer detection. This review discusses the rationale behind urine‐based cancer detection and its potential for cancer diagnostics ...
Birgit M. M. Wever   +1 more
wiley   +1 more source

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