viral translational termination-reinitiation / eukaryotic translation initiation factor 3 complex, eIF3e / cap-dependent translational initiation / eukaryotic translation initiation factor 3 complex, eIF3m / IRES-dependent viral translational initiation / translation reinitiation / formation of cytoplasmic translation initiation complex / multi-eIF complex / eukaryotic translation initiation factor 3 complex / eukaryotic 43S preinitiation complex ...viral translational termination-reinitiation / eukaryotic translation initiation factor 3 complex, eIF3e / cap-dependent translational initiation / eukaryotic translation initiation factor 3 complex, eIF3m / IRES-dependent viral translational initiation / translation reinitiation / formation of cytoplasmic translation initiation complex / multi-eIF complex / eukaryotic translation initiation factor 3 complex / eukaryotic 43S preinitiation complex / mRNA cap binding / eukaryotic 48S preinitiation complex / positive regulation of ubiquitin-protein transferase activity / regulation of translational initiation / nuclear-transcribed mRNA catabolic process, nonsense-mediated decay / metal-dependent deubiquitinase activity / negative regulation of RNA splicing / neural crest cell differentiation / cytoplasmic translational initiation / rRNA modification in the nucleus and cytosol / Formation of the ternary complex, and subsequently, the 43S complex / erythrocyte homeostasis / cytoplasmic side of rough endoplasmic reticulum membrane / Ribosomal scanning and start codon recognition / laminin receptor activity / Translation initiation complex formation / fibroblast growth factor binding / SARS-CoV-1 modulates host translation machinery / Peptide chain elongation / Selenocysteine synthesis / Formation of a pool of free 40S subunits / Eukaryotic Translation Termination / positive regulation of intrinsic apoptotic signaling pathway by p53 class mediator / SRP-dependent cotranslational protein targeting to membrane / Response of EIF2AK4 (GCN2) to amino acid deficiency / Viral mRNA Translation / ubiquitin ligase inhibitor activity / Nonsense Mediated Decay (NMD) independent of the Exon Junction Complex (EJC) / endonucleolytic cleavage to generate mature 3'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA) / GTP hydrolysis and joining of the 60S ribosomal subunit / negative regulation of ubiquitin-dependent protein catabolic process / L13a-mediated translational silencing of Ceruloplasmin expression / Major pathway of rRNA processing in the nucleolus and cytosol / Nonsense Mediated Decay (NMD) enhanced by the Exon Junction Complex (EJC) / Protein methylation / endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) / rough endoplasmic reticulum / laminin binding / translation initiation factor binding / Amplification of signal from unattached kinetochores via a MAD2 inhibitory signal / translation initiation factor activity / negative regulation of translational initiation / negative regulation of proteasomal ubiquitin-dependent protein catabolic process / cytosolic ribosome / Mitotic Prometaphase / EML4 and NUDC in mitotic spindle formation / antiviral innate immune response / Resolution of Sister Chromatid Cohesion / erythrocyte differentiation / positive regulation of translation / maturation of SSU-rRNA / mRNA 3'-UTR binding / neural tube closure / small-subunit processome / translational initiation / RHO GTPases Activate Formins / negative regulation of ERK1 and ERK2 cascade / PML body / receptor tyrosine kinase binding / GABA-ergic synapse / mRNA 5'-UTR binding / Regulation of expression of SLITs and ROBOs / fibrillar center / RMTs methylate histone arginines / metallopeptidase activity / rRNA processing / Separation of Sister Chromatids / ribosomal small subunit assembly / presynapse / virus receptor activity / ribosome binding / ribosomal small subunit biogenesis / small ribosomal subunit / small ribosomal subunit rRNA binding / cytosolic small ribosomal subunit / SARS-CoV-2 modulates host translation machinery / microtubule / cytoplasmic translation / cell differentiation / ubiquitinyl hydrolase 1 / cysteine-type deubiquitinase activity / postsynaptic density / structural constituent of ribosome / cadherin binding / ribosome / translation / ribonucleoprotein complex / focal adhesion / mRNA binding / centrosome 類似検索 - 分子機能
Eukaryotic translation initiation factor 3 subunit D / Eukaryotic translation initiation factor 3 subunit 7 (eIF-3) / Eukaryotic translation initiation factor 3 subunit H / eIF3h, C-terminal / C-terminal region of eIF3h / Eukaryotic translation initiation factor 3 subunit F / Translation initiation factor 3 complex subunit L / RNA polymerase I-associated factor PAF67 / Eukaryotic translation initiation factor 3 subunit M / eIF3 subunit M, C-terminal helix domain ...Eukaryotic translation initiation factor 3 subunit D / Eukaryotic translation initiation factor 3 subunit 7 (eIF-3) / Eukaryotic translation initiation factor 3 subunit H / eIF3h, C-terminal / C-terminal region of eIF3h / Eukaryotic translation initiation factor 3 subunit F / Translation initiation factor 3 complex subunit L / RNA polymerase I-associated factor PAF67 / Eukaryotic translation initiation factor 3 subunit M / eIF3 subunit M, C-terminal helix domain / : / eIF3 subunit 6 N terminal domain / eIF3 subunit M, C-terminal helix / Eukaryotic translation initiation factor 3 subunit E, C-terminal / EIF3CL-like, C-terminal domain / Eukaryotic translation initiation factor 3 subunit E / Eukaryotic translation initiation factor 3 subunit E, N-terminal / eIF3 subunit 6 N terminal domain / Eukaryotic translation initiation factor 3 subunit K / Translation initiation factor 3, subunit 12, N-terminal, eukaryotic / : / eIF3a, PCI domain, TPR-like region / Eukaryotic translation initiation factor 3 subunit A / Eukaryotic translation initiation factor 3 subunit C, N-terminal domain / Eukaryotic translation initiation factor 3 subunit C / Eukaryotic translation initiation factor 3 subunit 8 N-terminus / Eukaryotic translation initiation factor 3 subunit M eIF3m/COP9 signalosome complex subunit 7 COPS7 / CSN8/PSMD8/EIF3K / CSN8/PSMD8/EIF3K family / Rpn11/EIF3F, C-terminal / Maintenance of mitochondrial structure and function / : / motif in proteasome subunits, Int-6, Nip-1 and TRIP-15 / PCI domain / Proteasome component (PCI) domain / PCI domain profile. / 40S ribosomal protein SA / 40S ribosomal protein SA, C-terminal domain / 40S ribosomal protein SA C-terminus / JAB1/Mov34/MPN/PAD-1 ubiquitin protease / : / Ribosomal protein S26e signature. / Ribosomal protein S21e, conserved site / Ribosomal protein S21e signature. / Ribosomal protein S26e / Ribosomal protein S26e superfamily / Ribosomal protein S26e / Ribosomal protein S5, eukaryotic/archaeal / Ribosomal protein S21e / Ribosomal protein S21e superfamily / Ribosomal protein S21e / Ribosomal protein S2, eukaryotic / JAB/MPN domain / JAB1/MPN/MOV34 metalloenzyme domain / : / Ribosomal protein S7e signature. / Ribosomal protein S17e, conserved site / Ribosomal protein S17e signature. / Ribosomal protein S2, eukaryotic/archaeal / MPN domain / MPN domain profile. / Ribosomal protein S3Ae, conserved site / Ribosomal protein S3Ae signature. / Ribosomal protein S27e signature. / Ribosomal protein S17e / Ribosomal protein S17e-like superfamily / Ribosomal S17 / 40S ribosomal protein S1/3, eukaryotes / Ribosomal protein S7e / Ribosomal protein S7e / Ribosomal protein S27 / Ribosomal protein S27, zinc-binding domain superfamily / Ribosomal protein S27 / Ribosomal protein S3Ae / Ribosomal S3Ae family / Ribosomal S3Ae family / Ribosomal protein S13/S15, N-terminal / Ribosomal protein S15P / Ribosomal S13/S15 N-terminal domain / Ribosomal S13/S15 N-terminal domain / Ribosomal protein S2 signature 2. / Ribosomal protein S2 signature 1. / Ribosomal protein S5, N-terminal, conserved site / Ribosomal protein S5 signature. / Ribosomal protein S2, conserved site / Ribosomal protein S2 / Ribosomal protein S2, flavodoxin-like domain superfamily / Ribosomal protein S2 / Ribosomal protein S5 / S5 double stranded RNA-binding domain profile. / Ribosomal protein S5, N-terminal / Ribosomal protein S5, C-terminal / Ribosomal protein S5, N-terminal domain / Ribosomal protein S5, C-terminal domain / Ribosomal protein S15 signature. / Tetratricopeptide-like helical domain superfamily / Ribosomal S11, conserved site / Ribosomal protein S11 signature. / Ribosomal protein S11 / Ribosomal protein S11 類似検索 - ドメイン・相同性
Eukaryotic translation initiation factor 3 subunit F / Eukaryotic translation initiation factor 3 subunit D / Eukaryotic translation initiation factor 3 subunit H / Small ribosomal subunit protein eS17 / Small ribosomal subunit protein uS2 / Small ribosomal subunit protein uS5 / Small ribosomal subunit protein eS27 / Eukaryotic translation initiation factor 3 subunit E / Small ribosomal subunit protein eS1 / Small ribosomal subunit protein eS7 ...Eukaryotic translation initiation factor 3 subunit F / Eukaryotic translation initiation factor 3 subunit D / Eukaryotic translation initiation factor 3 subunit H / Small ribosomal subunit protein eS17 / Small ribosomal subunit protein uS2 / Small ribosomal subunit protein uS5 / Small ribosomal subunit protein eS27 / Eukaryotic translation initiation factor 3 subunit E / Small ribosomal subunit protein eS1 / Small ribosomal subunit protein eS7 / Small ribosomal subunit protein uS11 / Small ribosomal subunit protein uS15 / Small ribosomal subunit protein eS26 / Small ribosomal subunit protein eS21 / Eukaryotic translation initiation factor 3 subunit A / Eukaryotic translation initiation factor 3 subunit M / Eukaryotic translation initiation factor 3 subunit C / Eukaryotic translation initiation factor 3 subunit K / Eukaryotic translation initiation factor 3 subunit L 類似検索 - 構成要素
National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)
R01GM092927
米国
引用
ジャーナル: Science / 年: 2020 タイトル: Structure of a human 48 translational initiation complex. 著者: Jailson Brito Querido / Masaaki Sokabe / Sebastian Kraatz / Yuliya Gordiyenko / J Mark Skehel / Christopher S Fraser / V Ramakrishnan / 要旨: A key step in translational initiation is the recruitment of the 43 preinitiation complex by the cap-binding complex [eukaryotic initiation factor 4F (eIF4F)] at the 5' end of messenger RNA (mRNA) to ...A key step in translational initiation is the recruitment of the 43 preinitiation complex by the cap-binding complex [eukaryotic initiation factor 4F (eIF4F)] at the 5' end of messenger RNA (mRNA) to form the 48 initiation complex (i.e., the 48). The 48 then scans along the mRNA to locate a start codon. To understand the mechanisms involved, we used cryo-electron microscopy to determine the structure of a reconstituted human 48 The structure reveals insights into early events of translation initiation complex assembly, as well as how eIF4F interacts with subunits of eIF3 near the mRNA exit channel in the 43 The location of eIF4F is consistent with a slotting model of mRNA recruitment and suggests that downstream mRNA is unwound at least in part by being "pulled" through the 40 subunit during scanning.