Direct binding of translation initiation factor eIF2gamma-G domain to its GTPase-activating and GDP-GTP exchange factors eIF5 and eIF2B epsilon

scientific article published on 7 March 2006

Direct binding of translation initiation factor eIF2gamma-G domain to its GTPase-activating and GDP-GTP exchange factors eIF5 and eIF2B epsilon is …
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scholarly articleQ13442814

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P356DOI10.1074/JBC.M511700200
P698PubMed publication ID16522633

P50authorThomas DeverQ42882444
P2093author name stringPankaj V Alone
P2860cites workMutational analysis of mammalian translation initiation factor 5 (eIF5): role of interaction between the beta subunit of eIF2 and eIF5 in eIF5 function in vitro and in vivoQ22254065
Multiple roles for the C-terminal domain of eIF5 in translation initiation complex assembly and GTPase activationQ24535079
Identification of domains and residues within the epsilon subunit of eukaryotic translation initiation factor 2B (eIF2Bepsilon) required for guanine nucleotide exchange reveals a novel activation function promoted by eIF2B complex formationQ24554201
The archaeal eIF2 homologue: functional properties of an ancient translation initiation factorQ24805148
The large subunit of initiation factor aIF2 is a close structural homologue of elongation factors.Q27638673
Structure of the catalytic fragment of translation initiation factor 2B and identification of a critically important catalytic residueQ27642799
X-ray structure of translation initiation factor eIF2gamma: implications for tRNA and eIF2alpha bindingQ27642835
The joining of ribosomal subunits in eukaryotes requires eIF5B.Q27876221
A multifactor complex of eukaryotic initiation factors, eIF1, eIF2, eIF3, eIF5, and initiator tRNA(Met) is an important translation initiation intermediate in vivoQ27876228
eIF2 independently binds two distinct eIF2B subcomplexes that catalyze and regulate guanine-nucleotide exchange.Q27930296
A conformational change in the eukaryotic translation preinitiation complex and release of eIF1 signal recognition of the start codonQ27932344
Related eIF3 subunits TIF32 and HCR1 interact with an RNA recognition motif in PRT1 required for eIF3 integrity and ribosome bindingQ27933942
Characterization of the minimal catalytic domain within eIF2B: the guanine-nucleotide exchange factor for translation initiationQ27934320
Eukaryotic translation initiation factor 5 functions as a GTPase-activating proteinQ27934712
Development and characterization of a reconstituted yeast translation initiation system.Q27934924
Specific interaction of eukaryotic translation initiation factor 5 (eIF5) with the beta-subunit of eIF2Q27937717
Gene-specific regulation by general translation factorsQ28611181
Vectors for the inducible overexpression of glutathione S-transferase fusion proteins in yeastQ29618547
Eukaryote-specific domains in translation initiation factors: implications for translation regulation and evolution of the translation systemQ31805213
Eukaryotic translation initiation factor 5 (eIF5) acts as a classical GTPase-activator protein.Q31882295
Conserved bipartite motifs in yeast eIF5 and eIF2Bepsilon, GTPase-activating and GDP-GTP exchange factors in translation initiation, mediate binding to their common substrate eIF2.Q33890632
Tight binding of the phosphorylated alpha subunit of initiation factor 2 (eIF2alpha) to the regulatory subunits of guanine nucleotide exchange factor eIF2B is required for inhibition of translation initiationQ33969048
Heterologous dimerization domains functionally substitute for the double-stranded RNA binding domains of the kinase PKR.Q34080544
Release of initiation factors from 48S complexes during ribosomal subunit joining and the link between establishment of codon-anticodon base-pairing and hydrolysis of eIF2-bound GTP.Q34553474
Functions of eIF3 downstream of 48S assembly impact AUG recognition and GCN4 translational controlQ37259051
Conserved sequences in the beta subunit of archaeal and eukaryal translation initiation factor 2 (eIF2), absent from eIF5, mediate interaction with eIF2gammaQ42073086
GTP-dependent recognition of the methionine moiety on initiator tRNA by translation factor eIF2.Q44708250
Functional molecular mapping of archaeal translation initiation factor 2.Q44755191
Pi release from eIF2, not GTP hydrolysis, is the step controlled by start-site selection during eukaryotic translation initiationQ46772123
GTPase-activating proteins: helping hands to complement an active siteQ47714483
Physical association of eukaryotic initiation factor (eIF) 5 carboxyl-terminal domain with the lysine-rich eIF2beta segment strongly enhances its binding to eIF3.Q52087445
P433issue18
P407language of work or nameEnglishQ1860
P304page(s)12636-12644
P577publication date2006-03-07
P1433published inJournal of Biological ChemistryQ867727
P1476titleDirect binding of translation initiation factor eIF2gamma-G domain to its GTPase-activating and GDP-GTP exchange factors eIF5 and eIF2B epsilon
P478volume281