EIF5

Eukaryotic translation initiation factor 5

PDB rendering based on 2g2k.

Available structures

Ortholog search: PDBe, RCSB

List of PDB id codes
2E9H, 2G2K, 2IU1

Identifiers

Symbols

EIF5 ; EIF-5; EIF-5A

External IDs

OMIM: 601710 MGI: 95309 HomoloGene: 49610 GeneCards: EIF5 Gene

Gene ontology
Molecular function	• translation initiation factor activity • GTPase activity • GTP binding • translation factor activity, nucleic acid binding • poly(A) RNA binding
Cellular component	• cytoplasm • cytosol • plasma membrane
Biological process	• GTP catabolic process • translation • translational initiation • regulation of translational initiation • gene expression • cellular protein metabolic process
Sources: Amigo / QuickGO

RNA expression pattern

More reference expression data

Orthologs

Species

Human

Mouse

RefSeq (mRNA)

RefSeq (protein)

Location (UCSC)

Chr 14:
103.8 – 103.81 Mb

Chr 12:
111.54 – 111.55 Mb

PubMed search

Eukaryotic translation initiation factor 5 is a protein that in humans is encoded by the EIF5 gene.^[1]^[2]

EIF5 is a GTPase-activating protein.^[3]

References

↑ Si K, Das K, Maitra U (Aug 1996). "Characterization of multiple mRNAs that encode mammalian translation initiation factor 5 (eIF-5)". J Biol Chem 271 (28): 16934–8. doi:10.1074/jbc.271.28.16934. PMID 8663286.
↑ "Entrez Gene: EIF5 eukaryotic translation initiation factor 5".
↑ Das S, Ghosh R, Maitra U (March 2001). "Eukaryotic translation initiation factor 5 functions as a GTPase-activating protein". J. Biol. Chem. 276 (9): 6720–6. doi:10.1074/jbc.M008863200. PMID 11092890.

External links

Cap-dependent translation initiation from Nature Reviews Microbiology. A good image and overview of the function of initiation factors

Das S, Maiti T, Das K, Maitra U (1998). "Specific interaction of eukaryotic translation initiation factor 5 (eIF5) with the beta-subunit of eIF2.". J. Biol. Chem. 272 (50): 31712–8. doi:10.1074/jbc.272.50.31712. PMID 9395514.
Bandyopadhyay A, Maitra U (1999). "Cloning and characterization of the p42 subunit of mammalian translation initiation factor 3 (eIF3): demonstration that eIF3 interacts with eIF5 in mammalian cells.". Nucleic Acids Res. 27 (5): 1331–7. doi:10.1093/nar/27.5.1331. PMC 148320. PMID 9973622.
Das S, Maitra U (2000). "Mutational 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 vivo.". Mol. Cell. Biol. 20 (11): 3942–50. doi:10.1128/MCB.20.11.3942-3950.2000. PMC 85746. PMID 10805737.
Choi SK, Olsen DS, Roll-Mecak A et al. (2000). "Physical and functional interaction between the eukaryotic orthologs of prokaryotic translation initiation factors IF1 and IF2.". Mol. Cell. Biol. 20 (19): 7183–91. doi:10.1128/MCB.20.19.7183-7191.2000. PMC 86272. PMID 10982835.
Das S, Ghosh R, Maitra U (2001). "Eukaryotic translation initiation factor 5 functions as a GTPase-activating protein.". J. Biol. Chem. 276 (9): 6720–6. doi:10.1074/jbc.M008863200. PMID 11092890.
Wiemann S, Weil B, Wellenreuther R et al. (2001). "Toward a catalog of human genes and proteins: sequencing and analysis of 500 novel complete protein coding human cDNAs.". Genome Res. 11 (3): 422–35. doi:10.1101/gr.GR1547R. PMC 311072. PMID 11230166.
Asano K, Shalev A, Phan L et al. (2001). "Multiple roles for the C-terminal domain of eIF5 in translation initiation complex assembly and GTPase activation.". EMBO J. 20 (9): 2326–37. doi:10.1093/emboj/20.9.2326. PMC 125443. PMID 11331597.
Majumdar R, Bandyopadhyay A, Deng H, Maitra U (2002). "Phosphorylation of mammalian translation initiation factor 5 (eIF5) in vitro and in vivo.". Nucleic Acids Res. 30 (5): 1154–62. doi:10.1093/nar/30.5.1154. PMC 101238. PMID 11861906.
Strausberg RL, Feingold EA, Grouse LH et al. (2003). "Generation and initial analysis of more than 15,000 full-length human and mouse cDNA sequences.". Proc. Natl. Acad. Sci. U.S.A. 99 (26): 16899–903. doi:10.1073/pnas.242603899. PMC 139241. PMID 12477932.
Marintchev A, Kolupaeva VG, Pestova TV, Wagner G (2003). "Mapping the binding interface between human eukaryotic initiation factors 1A and 5B: a new interaction between old partners.". Proc. Natl. Acad. Sci. U.S.A. 100 (4): 1535–40. doi:10.1073/pnas.0437845100. PMC 149867. PMID 12569173.
Ota T, Suzuki Y, Nishikawa T et al. (2004). "Complete sequencing and characterization of 21,243 full-length human cDNAs.". Nat. Genet. 36 (1): 40–5. doi:10.1038/ng1285. PMID 14702039.
Gerhard DS, Wagner L, Feingold EA et al. (2004). "The status, quality, and expansion of the NIH full-length cDNA project: the Mammalian Gene Collection (MGC).". Genome Res. 14 (10B): 2121–7. doi:10.1101/gr.2596504. PMC 528928. PMID 15489334.
Rual JF, Venkatesan K, Hao T et al. (2005). "Towards a proteome-scale map of the human protein-protein interaction network.". Nature 437 (7062): 1173–8. doi:10.1038/nature04209. PMID 16189514.
Homma MK, Wada I, Suzuki T et al. (2005). "CK2 phosphorylation of eukaryotic translation initiation factor 5 potentiates cell cycle progression.". Proc. Natl. Acad. Sci. U.S.A. 102 (43): 15688–93. doi:10.1073/pnas.0506791102. PMC 1266118. PMID 16227438.
Conte MR, Kelly G, Babon J et al. (2006). "Structure of the eukaryotic initiation factor (eIF) 5 reveals a fold common to several translation factors.". Biochemistry 45 (14): 4550–8. doi:10.1021/bi052387u. PMID 16584190.
Bieniossek C, Schütz P, Bumann M et al. (2006). "The crystal structure of the carboxy-terminal domain of human translation initiation factor eIF5.". J. Mol. Biol. 360 (2): 457–65. doi:10.1016/j.jmb.2006.05.021. PMID 16781736.
Olsen JV, Blagoev B, Gnad F et al. (2006). "Global, in vivo, and site-specific phosphorylation dynamics in signaling networks.". Cell 127 (3): 635–48. doi:10.1016/j.cell.2006.09.026. PMID 17081983.

PDB gallery

2g2k: NMR structure of an N-terminal fragment of the eukaryotic initiation factor 5 (eIF5)

2iu1: CRYSTAL STRUCTURE OF EIF5 C-TERMINAL DOMAIN

Protein biosynthesis: translation (prokaryotic, eukaryotic)

Ribosomal proteins

Initiation factor

Prokaryotic

Archaeal

aIF1
aIF2
aIF5
aIF6

Eukaryotic

eIF1	EIF1AX AY 1B

eIF2	EIF2S1 EIF2S2 EIF2S3 EIF2B1 EIF2B2 EIF2B3 EIF2B4 EIF2B5 EIF-2 kinase

eIF3	EIF3A B C D F G H I J K M S6

eIF4	EIF4A2 A3 B E1 E2 G1 G2 G3 H

eIF5	EIF5A A2 B

eIF6	EIF6

Elongation factor

Prokaryotic	EF-Tu EF-Ts EF-G

Archaeal	aEF-1, aEF-2

Eukaryotic	EEF-1 EEF1A1 EEF1A2 EEF1A3 EEF1B1 EEF1B2 EEF1B3 EEF1B4 EEF1D EEF1E1 EEF1G EEF2

Release factor

Other

Other concepts

Index of genetics

Description	Gene expression DNA replication cycle recombination repair binding proteins Transcription factors regulators nucleic acids RNA RNA binding proteins ribonucleoproteins repeated sequence modification Translation ribosome modification nexins Proteins domains Structure primary secondary tertiary quaternary

Disease	Replication and repair Transcription factor Transcription Translation

EIF5

References

External links

Further reading