The TRAPP complexes: oligomeric exchange factors that activate the small GTPases Rab1 and Rab11

A Galindo, S Munro - FEBS letters, 2023 - Wiley Online Library
The Transport Protein Particle (TRAPP) complexes are highly conserved multisubunit
complexes that act as nucleotide exchange factors (GEFs) for Rab GTPases. They act in …

The TRAPP complexes: discriminating GTPases in context

SR Bagde, JC Fromme - FEBS letters, 2023 - Wiley Online Library
Correct localization of Rab GTPases in cells is critical for proper function in membrane
trafficking. Guanine‐nucleotide exchange factors (GEFs) act as the primary determinants of …

Biallelic variants in TRAPPC10 cause a microcephalic TRAPPopathy disorder in humans and mice

LE Rawlins, H Almousa, S Khan, SC Collins… - PLoS …, 2022 - journals.plos.org
The highly evolutionarily conserved transport protein particle (TRAPP) complexes (TRAPP II
and III) perform fundamental roles in subcellular trafficking pathways. Here we identified …

Structure of a TRAPPII-Rab11 activation intermediate reveals GTPase substrate selection mechanisms

SR Bagde, JC Fromme - Science Advances, 2022 - science.org
Rab1 and Rab11 are essential regulators of the eukaryotic secretory and endocytic
recycling pathways. The transport protein particle (TRAPP) complexes activate these …

[HTML][HTML] Microcephaly with a disproportionate hippocampal reduction, stem cell loss and neuronal lipid droplet symptoms in Trappc9 KO mice

S Aljuraysi, M Platt, M Pulix, H Poptani… - Neurobiology of Disease, 2024 - Elsevier
Mutations of the human TRAFFICKING PROTEIN PARTICLE COMPLEX SUBUNIT 9
(TRAPPC9) cause a neurodevelopmental disorder characterised by microcephaly and …

TRAPPC6B biallelic variants cause a neurodevelopmental disorder with TRAPP II and trafficking disruptions

H Almousa, SA Lewis, S Bakhtiari, SH Nordlie… - Brain, 2024 - academic.oup.com
Highly conserved transport protein particle (TRAPP) complexes regulate subcellular
trafficking pathways. Accurate protein trafficking has been increasingly recognized to be …

Molecular basis for the recruitment of the Rab effector protein WDR44 by the GTPase Rab11

MC Thibodeau, NJ Harris, ML Jenkins… - Journal of Biological …, 2023 - ASBMB
The formation of complexes between Rab11 and its effectors regulates multiple aspects of
membrane trafficking, including recycling and ciliogenesis. WD repeat–containing protein 44 …

The eukaryotic-like characteristics of small GTPase, roadblock and TRAPPC3 proteins from Asgard archaea

LT Tran, C Akıl, Y Senju, RC Robinson - Communications Biology, 2024 - nature.com
Membrane-enclosed organelles are defining features of eukaryotes in distinguishing these
organisms from prokaryotes. Specification of distinct membranes is critical to assemble and …

Biochemical Structure and Function of TRAPP Complexes in the Cardiac System

P Papaioannou, MJ Wallace, N Malhotra… - Basic to Translational …, 2023 - jacc.org
Trafficking protein particle (TRAPP) is well reported to play a role in the trafficking of protein
products within the Golgi and endoplasmic reticulum. Dysfunction in TRAPP has been …

Biochemical insight into novel Rab-GEF activity of the mammalian TRAPPIII complex

NJ Harris, ML Jenkins, U Dalwadi, KD Fleming… - Journal of Molecular …, 2021 - Elsevier
Abstract Transport Protein Particle complexes (TRAPP) are evolutionarily conserved
regulators of membrane trafficking, with this mediated by their guanine nucleotide exchange …