Results 31 to 40 of about 10,675,471 (331)

The mitochondrial intermembrane space: the most constricted mitochondrial sub-compartment with the largest variety of protein import pathways [PDF]

open access: yesOpen Biology, 2021
The mitochondrial intermembrane space (IMS) is the most constricted sub-mitochondrial compartment, housing only about 5% of the mitochondrial proteome, and yet is endowed with the largest variability of protein import mechanisms.
Ruairidh Edwards   +2 more
doaj   +1 more source

Mitochondrial protein import: Common principles and physiological networks

open access: yesBiochimica Et Biophysica Acta - Molecular Cell Research, 2013
Peter Rehling, Martin van der Laan
exaly   +2 more sources

IMPORT OF PROTEINS INTO MITOCHONDRIA

open access: yesAnnual Review of Genetics, 1991
The biogenesis of mitochondria involves a close interaction between the nucleocytoplasmic and the mitochondrial genetic system. The majority of the mitochondrial proteins are synthesized on cytoplasmic ribosomes and transported into the organelle (1). The mechanism of this protein import has been under debate for many years (e.g., (2,3)).
Glick B, Schatz G
openaire   +3 more sources

Quantitative Proteomics and Differential Protein Abundance Analysis after Depletion of Putative mRNA Receptors in the ER Membrane of Human Cells Identifies Novel Aspects of mRNA Targeting to the ER

open access: yesMolecules, 2021
In human cells, one-third of all polypeptides enter the secretory pathway at the endoplasmic reticulum (ER). The specificity and efficiency of this process are guaranteed by targeting of mRNAs and/or polypeptides to the ER membrane. Cytosolic SRP and its
Pratiti Bhadra   +8 more
doaj   +1 more source

Nuclear protein import [PDF]

open access: yesCurrent Opinion in Cell Biology, 1997
The defining feature of eukaryotic organisms is the cell nucleus. All nuclear proteins are synthesized in the cytoplasm and need to be imported through the nuclear pore complexes (NPCs) into the nucleus. Import can be directed by various signals, of which the classical nuclear localization signal (NLS) and the M9 import signal are the best ...
openaire   +3 more sources

Membrane Processing and Steady-State Regulation of the Alternative Peroxisomal Import Receptor Pex9p

open access: yesFrontiers in Cell and Developmental Biology, 2020
Import of peroxisomal matrix proteins with a type 1 peroxisomal targeting signal (PTS1) in Saccharomyces cerevisiae is facilitated by cytosolic import receptors Pex5p and Pex9p. While Pex5p has a broad specificity for all PTS1 proteins independent of the
Markus Rudowitz   +2 more
doaj   +1 more source

Bacterial Competition Systems Share a Domain Required for Inner Membrane Transport of the Bacteriocin Pyocin G from Pseudomonas aeruginosa

open access: yesmBio, 2022
Bacteria exploit a variety of attack strategies to gain dominance within ecological niches. Prominent among these are contact-dependent inhibition (CDI), type VI secretion (T6SS), and bacteriocins.
Iva Atanaskovic   +4 more
doaj   +1 more source

The protein import apparatus of chloroplasts [PDF]

open access: yes, 1993
Routing of cytosolically synthesized precursor proteins into chloroplasts is a specific process which involves a multitude of soluble and membrane components.
Soll, Jürgen   +3 more
core   +1 more source

Human RTEL1 Interacts with KPNB1 (Importin β) and NUP153 and Connects Nuclear Import to Nuclear Envelope Stability in S-Phase

open access: yesCells, 2023
Regulator of TElomere Length Helicase 1 (RTEL1) is a helicase required for telomere maintenance and genome replication and repair. RTEL1 has been previously shown to participate in the nuclear export of small nuclear RNAs.
Michael Schertzer   +5 more
doaj   +1 more source

Import of proteins into mitochondria [PDF]

open access: yesPhilosophical Transactions of the Royal Society of London. B, Biological Sciences, 1988
Abstract A mounting body of evidence suggests that cytoplasmically synthesized proteins destined to be imported into the mitochondrial interior must at least partly unfold to penetrate across the mitochondrial membranes. During post-translational import, this unfolding process appears to be a major rate-limiting step.
Eilers M, Verner K, Hwang S, Schatz G
openaire   +3 more sources

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