Search Results - "Bachert, Collin"
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Functional dissection of the retrograde Shiga toxin trafficking inhibitor Retro-2
Published in Nature chemical biology (01-03-2020)“…The retrograde transport inhibitor Retro-2 has a protective effect on cells and in mice against Shiga-like toxins and ricin. Retro-2 causes toxin accumulation…”
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Dual Anchoring of the GRASP Membrane Tether Promotes trans Pairing
Published in The Journal of biological chemistry (21-05-2010)“…GRASP proteins share an N-terminal GRASP domain and mediate homotypic tethering of Golgi cisternae to form extended Golgi ribbons. The golgin GM130 is thought…”
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Endosomal Trafficking and Proprotein Convertase Cleavage of cis Golgi Protein GP73 Produces Marker for Hepatocellular Carcinoma
Published in Traffic (Copenhagen, Denmark) (01-10-2007)“…Serum GP73 levels are significantly increased in patients with hepatocellular carcinoma (HCC), potentially providing a marker for early detection. However,…”
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4
A Sensor of Protein O‐Glycosylation Based on Sequential Processing in the Golgi Apparatus
Published in Traffic (Copenhagen, Denmark) (01-01-2013)“…Protein O‐glycosylation is important in numerous processes including the regulation of proteolytic processing sites by O‐glycan masking in select newly…”
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Organelle tethering by a homotypic PDZ interaction underlies formation of the Golgi membrane network
Published in The Journal of cell biology (13-07-2009)“…Formation of the ribbon-like membrane network of the Golgi apparatus depends on GM130 and GRASP65, but the mechanism is unknown. We developed an in vivo…”
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Allosteric Regulation of GRASP Protein-dependent Golgi Membrane Tethering by Mitotic Phosphorylation
Published in The Journal of biological chemistry (08-06-2012)“…Mitotic phosphorylation of the conserved GRASP domain of GRASP65 disrupts its self-association, leading to a loss of Golgi membrane tethering, cisternal…”
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7
Development of Isoform-specific Sensors of Polypeptide GalNAc-transferase Activity
Published in The Journal of biological chemistry (31-10-2014)“…Humans express up to 20 isoforms of GalNAc-transferase (herein T1–T20) that localize to the Golgi apparatus and initiate O-glycosylation. Regulation of this…”
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8
Cycling of Early Golgi Proteins Via the Cell Surface and Endosomes Upon Lumenal pH Disruption
Published in Traffic (Copenhagen, Denmark) (01-09-2002)“…The cis‐Golgi protein GPP130 reversibly redistributes to endosomes upon pH disruption, but the identity of the endosomes and the involved cycling route are…”
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Selective Enrichment of Cell Surface Proteins Using ProMTag to Detect O‐glycosylation‐Dependent Changes
Published in The FASEB journal (01-05-2022)“…O‐linked glycosylation, which is regulated by the enzyme GalNAc transferase, plays a vital role in cellular function by regulating membrane protein composition…”
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10
Induced oligomerization targets Golgi proteins for degradation in lysosomes
Published in Molecular biology of the cell (01-12-2015)“…Manganese protects cells against forms of Shiga toxin by down-regulating the cycling Golgi protein GPP130. Down-regulation occurs when Mn binding causes GPP130…”
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Probing the contribution of individual polypeptide GalNAc-transferase isoforms to the O-glycoproteome by inducible expression in isogenic cell lines
Published in The Journal of biological chemistry (07-12-2018)“…The GalNAc-type O-glycoproteome is orchestrated by a large family of polypeptide GalNAc-transferase isoenzymes (GalNAc-Ts) with partially overlapping…”
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Myristoylation Restricts Orientation of the GRASP Domain on Membranes and Promotes Membrane Tethering
Published in The Journal of biological chemistry (04-04-2014)“…The mammalian Golgi reassembly stacking protein (GRASP) proteins are Golgi-localized homotypic membrane tethers that organize Golgi stacks into a long,…”
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13
Manganese-induced trafficking and turnover of the cis-Golgi glycoprotein GPP130
Published in Molecular biology of the cell (01-04-2010)“…Manganese is an essential element that is also neurotoxic at elevated exposure. However, mechanisms regulating Mn homeostasis in mammalian cells are largely…”
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GM130 and GRASP65-dependent lateral cisternal fusion allows uniform Golgi-enzyme distribution
Published in Nature cell biology (01-03-2006)“…The mammalian Golgi apparatus exists as stacks of cisternae that are laterally linked to form a continuous membrane ribbon, but neither the molecular…”
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Activity Detection of GalNAc Transferases by Protein-Based Fluorescence Sensors In Vivo
Published in Methods in molecular biology (Clifton, N.J.) (01-01-2016)“…Mucin-type O-glycosylation occurring in the Golgi apparatus is an important protein posttranslational modification initiated by up to 20 GalNAc-transferase…”
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Myristoylation Restricts Orientation of GRASP on Membranes and is Critical for Membrane Tethering
Published in Biophysical journal (28-01-2014)Get full text
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Lumenal endosomal and Golgi-retrieval determinants involved in pH-sensitive targeting of an early Golgi protein
Published in Molecular biology of the cell (01-10-2001)“…Despite the potential importance of retrieval-based targeting, few Golgi cisternae-localized proteins have been demonstrated to be targeted by retrieval, and…”
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