ID IF4F2_YEAST Reviewed; 914 AA. AC P39936; D6VU91; DT 01-FEB-1995, integrated into UniProtKB/Swiss-Prot. DT 01-FEB-1995, sequence version 1. DT 04-NOV-2026, entry version 204. DE RecName: Full=Eukaryotic initiation factor 4F subunit p130; DE Short=eIF-4F p130; DE Short=eIF4F p130; DE AltName: Full=Translation initiation factor 4(4)-F(6) subunit gamma(3) protein 2 {ECO:0000303|PubMed:8336723}; DE AltName: Full=eIF4G2; DE AltName: Full=mRNA cap-binding protein complex subunit p130; GN Name=TIF4632 {ECO:0000303|PubMed:8336723}; OrderedLocusNames=YGL049C; OS Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast). OC Eukaryota; Fungi; Dikarya; Ascomycota; Saccharomycotina; Saccharomycetes; OC Saccharomycetales; Saccharomycetaceae; Saccharomyces. OX NCBI_TaxID=559292; RN [1] RP NUCLEOTIDE SEQUENCE [GENOMIC DNA]. RX PubMed=8336723; DOI=10.1128/mcb.13.8.4860-4874.1993; RA Goyer C., Altmann M., Lee H.S., Blanc A., Deshmukh M., Woolford J.L. Jr., RA Trachsel H., Sonenberg N.; RT "TIF4631 and TIF4632: two yeast genes encoding the high-molecular-weight RT subunits of the cap-binding protein complex (eukaryotic initiation factor RT 4F) contain an RNA recognition motif-like sequence and carry out an RT essential function."; RL Mol. Cell. Biol. 13:4860-4874(1993). RN [2] RP NUCLEOTIDE SEQUENCE [GENOMIC DNA]. RC STRAIN=ATCC 204508 / S288c; RX PubMed=9234674; RX DOI=10.1002/(sici)1097-0061(199707)13:9<861::aid-yea125>3.0.co;2-9; RA Feuermann M., de Montigny J., Potier S., Souciet J.-L.; RT "The characterization of two new clusters of duplicated genes suggests a RT 'Lego' organization of the yeast Saccharomyces cerevisiae chromosomes."; RL Yeast 13:861-869(1997). RN [3] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=ATCC 204508 / S288c; RX PubMed=9169869; DOI=10.1038/387s081; RA Tettelin H., Agostoni-Carbone M.L., Albermann K., Albers M., Arroyo J., RA Backes U., Barreiros T., Bertani I., Bjourson A.J., Brueckner M., RA Bruschi C.V., Carignani G., Castagnoli L., Cerdan E., Clemente M.L., RA Coblenz A., Coglievina M., Coissac E., Defoor E., Del Bino S., Delius H., RA Delneri D., de Wergifosse P., Dujon B., Durand P., Entian K.-D., Eraso P., RA Escribano V., Fabiani L., Fartmann B., Feroli F., Feuermann M., RA Frontali L., Garcia-Gonzalez M., Garcia-Saez M.I., Goffeau A., RA Guerreiro P., Hani J., Hansen M., Hebling U., Hernandez K., Heumann K., RA Hilger F., Hofmann B., Indge K.J., James C.M., Klima R., Koetter P., RA Kramer B., Kramer W., Lauquin G., Leuther H., Louis E.J., Maillier E., RA Marconi A., Martegani E., Mazon M.J., Mazzoni C., McReynolds A.D.K., RA Melchioretto P., Mewes H.-W., Minenkova O., Mueller-Auer S., Nawrocki A., RA Netter P., Neu R., Nombela C., Oliver S.G., Panzeri L., Paoluzi S., RA Plevani P., Portetelle D., Portillo F., Potier S., Purnelle B., Rieger M., RA Riles L., Rinaldi T., Robben J., Rodrigues-Pousada C., RA Rodriguez-Belmonte E., Rodriguez-Torres A.M., Rose M., Ruzzi M., RA Saliola M., Sanchez-Perez M., Schaefer B., Schaefer M., Scharfe M., RA Schmidheini T., Schreer A., Skala J., Souciet J.-L., Steensma H.Y., RA Talla E., Thierry A., Vandenbol M., van der Aart Q.J.M., Van Dyck L., RA Vanoni M., Verhasselt P., Voet M., Volckaert G., Wambutt R., Watson M.D., RA Weber N., Wedler E., Wedler H., Wipfli P., Wolf K., Wright L.F., RA Zaccaria P., Zimmermann M., Zollner A., Kleine K.; RT "The nucleotide sequence of Saccharomyces cerevisiae chromosome VII."; RL Nature 387:81-84(1997). RN [4] RP GENOME REANNOTATION. RC STRAIN=ATCC 204508 / S288c; RX PubMed=24374639; DOI=10.1534/g3.113.008995; RA Engel S.R., Dietrich F.S., Fisk D.G., Binkley G., Balakrishnan R., RA Costanzo M.C., Dwight S.S., Hitz B.C., Karra K., Nash R.S., Weng S., RA Wong E.D., Lloyd P., Skrzypek M.S., Miyasato S.R., Simison M., Cherry J.M.; RT "The reference genome sequence of Saccharomyces cerevisiae: Then and now."; RL G3 (Bethesda) 4:389-398(2014). RN [5] RP INTERACTION WITH PAB1. RX PubMed=9003792; DOI=10.1002/j.1460-2075.1996.tb01108.x; RA Tarun S.Z. Jr., Sachs A.B.; RT "Association of the yeast poly(A) tail binding protein with translation RT initiation factor eIF-4G."; RL EMBO J. 15:7168-7177(1996). RN [6] RP FUNCTION, INTERACTION WITH PAB1, AND MUTAGENESIS OF 233-ARG--LYS-236. RX PubMed=9256432; DOI=10.1073/pnas.94.17.9046; RA Tarun S.Z. Jr., Wells S.E., Deardorff J.A., Sachs A.B.; RT "Translation initiation factor eIF4G mediates in vitro poly(A) tail- RT dependent translation."; RL Proc. Natl. Acad. Sci. U.S.A. 94:9046-9051(1997). RN [7] RP INTERACTION WITH PAB1. RX PubMed=9418852; DOI=10.1128/mcb.18.1.51; RA Kessler S.H., Sachs A.B.; RT "RNA recognition motif 2 of yeast Pab1p is required for its functional RT interaction with eukaryotic translation initiation factor 4G."; RL Mol. Cell. Biol. 18:51-57(1998). RN [8] RP FUNCTION, AND INTERACTION WITH PAB1. RX PubMed=10357826; DOI=10.1093/emboj/18.11.3153; RA Otero L.J., Ashe M.P., Sachs A.B.; RT "The yeast poly(A)-binding protein Pab1p stimulates in vitro poly(A)- RT dependent and cap-dependent translation by distinct mechanisms."; RL EMBO J. 18:3153-3163(1999). RN [9] RP INTERACTION WITH PAT1. RX PubMed=11741542; DOI=10.1016/s1097-2765(01)00395-1; RA Tharun S., Parker R.; RT "Targeting an mRNA for decapping: displacement of translation factors and RT association of the Lsm1p-7p complex on deadenylated yeast mRNAs."; RL Mol. Cell 8:1075-1083(2001). RN [10] RP SUBCELLULAR LOCATION [LARGE SCALE ANALYSIS]. RX PubMed=14562095; DOI=10.1038/nature02026; RA Huh W.-K., Falvo J.V., Gerke L.C., Carroll A.S., Howson R.W., RA Weissman J.S., O'Shea E.K.; RT "Global analysis of protein localization in budding yeast."; RL Nature 425:686-691(2003). RN [11] RP LEVEL OF PROTEIN EXPRESSION [LARGE SCALE ANALYSIS]. RX PubMed=14562106; DOI=10.1038/nature02046; RA Ghaemmaghami S., Huh W.-K., Bower K., Howson R.W., Belle A., Dephoure N., RA O'Shea E.K., Weissman J.S.; RT "Global analysis of protein expression in yeast."; RL Nature 425:737-741(2003). RN [12] RP PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT THR-301 AND SER-913, AND RP IDENTIFICATION BY MASS SPECTROMETRY [LARGE SCALE ANALYSIS]. RC STRAIN=ADR376; RX PubMed=17330950; DOI=10.1021/pr060559j; RA Li X., Gerber S.A., Rudner A.D., Beausoleil S.A., Haas W., Villen J., RA Elias J.E., Gygi S.P.; RT "Large-scale phosphorylation analysis of alpha-factor-arrested RT Saccharomyces cerevisiae."; RL J. Proteome Res. 6:1190-1197(2007). RN [13] RP PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT SER-503, AND IDENTIFICATION BY RP MASS SPECTROMETRY [LARGE SCALE ANALYSIS]. RX PubMed=17287358; DOI=10.1073/pnas.0607084104; RA Chi A., Huttenhower C., Geer L.Y., Coon J.J., Syka J.E.P., Bai D.L., RA Shabanowitz J., Burke D.J., Troyanskaya O.G., Hunt D.F.; RT "Analysis of phosphorylation sites on proteins from Saccharomyces RT cerevisiae by electron transfer dissociation (ETD) mass spectrometry."; RL Proc. Natl. Acad. Sci. U.S.A. 104:2193-2198(2007). RN [14] RP PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT THR-196, AND IDENTIFICATION BY RP MASS SPECTROMETRY [LARGE SCALE ANALYSIS]. RX PubMed=18407956; DOI=10.1074/mcp.m700468-mcp200; RA Albuquerque C.P., Smolka M.B., Payne S.H., Bafna V., Eng J., Zhou H.; RT "A multidimensional chromatography technology for in-depth phosphoproteome RT analysis."; RL Mol. Cell. Proteomics 7:1389-1396(2008). RN [15] RP PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT SER-74; THR-196 AND SER-913, AND RP IDENTIFICATION BY MASS SPECTROMETRY [LARGE SCALE ANALYSIS]. RX PubMed=19779198; DOI=10.1126/science.1172867; RA Holt L.J., Tuch B.B., Villen J., Johnson A.D., Gygi S.P., Morgan D.O.; RT "Global analysis of Cdk1 substrate phosphorylation sites provides insights RT into evolution."; RL Science 325:1682-1686(2009). CC -!- FUNCTION: Component of the eIF4F complex, which interacts with the mRNA CC cap structure and serves as an initial point of assembly for the CC translation apparatus. Stimulates translation by interaction with CC polyadenylate-binding protein PAB1, bringing the 5'- and 3'-ends of the CC mRNA in proximity. The formation of this circular mRNP structure CC appears to be critical for the synergistic effects of the cap and the CC poly(A) tail in facilitating translation initiation, recycling of CC ribosomes, and mRNA stability. TIF4632 is probably essential when CC TIF4631 is missing. {ECO:0000269|PubMed:10357826, CC ECO:0000269|PubMed:9256432}. CC -!- SUBUNIT: Component of the eIF4F complex, which composition varies with CC external and internal environmental conditions. It is composed of at CC least eIF4A (TIF1/TIF2), eIF4E (TIF45) and eIF4G (TIF4631 or TIF4632) CC (By similarity). Interacts with PAT1 in a RNA-dependent manner. CC {ECO:0000250, ECO:0000269|PubMed:10357826, ECO:0000269|PubMed:11741542, CC ECO:0000269|PubMed:9003792, ECO:0000269|PubMed:9256432, CC ECO:0000269|PubMed:9418852}. CC -!- INTERACTION: CC P39936; P04147: PAB1; NbExp=5; IntAct=EBI-9006, EBI-12823; CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000269|PubMed:14562095}. CC -!- MISCELLANEOUS: Present with 3390 molecules/cell in log phase SD medium. CC {ECO:0000269|PubMed:14562106}. CC -!- SIMILARITY: Belongs to the eukaryotic initiation factor 4G family. CC {ECO:0000305}. CC --------------------------------------------------------------------------- CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms CC Distributed under the Creative Commons Attribution (CC BY 4.0) License CC --------------------------------------------------------------------------- DR EMBL; L16924; AAA18474.1; -; Unassigned_DNA. DR EMBL; Z72571; CAA96751.1; -; Genomic_DNA. DR EMBL; BK006941; DAA08052.1; -; Genomic_DNA. DR PIR; B48086; B48086. DR RefSeq; NP_011466.1; NM_001180914.1. DR AlphaFoldDB; P39936; -. DR SMR; P39936; -. DR BioGRID; 33199; 189. DR ComplexPortal; CPX-431; Eukaryotic translation initiation factor 4F complex, variant TIF4632. DR DIP; DIP-330N; -. DR ELM; P39936; -. DR FunCoup; P39936; 511. DR IntAct; P39936; 75. DR STRING; 4932.YGL049C; -. DR GlyCosmos; P39936; 2 sites, 1 glycan. DR GlyGen; P39936; 4 sites, 1 O-linked glycan (4 sites). DR iPTMnet; P39936; -. DR PaxDb; 4932-YGL049C; -. DR PeptideAtlas; P39936; -. DR EnsemblFungi; YGL049C_mRNA; YGL049C; YGL049C. DR GeneID; 852833; -. DR KEGG; sce:YGL049C; -. DR AGR; SGD:S000003017; -. DR SGD; S000003017; TIF4632. DR VEuPathDB; FungiDB:YGL049C; -. DR eggNOG; KOG0401; Eukaryota. DR HOGENOM; CLU_006715_1_0_1; -. DR InParanoid; P39936; -. DR OMA; AAFKKFW; -. DR OrthoDB; 514777at2759; -. DR BioCyc; YEAST:G3O-30559-MONOMER; -. DR Reactome; R-SCE-156827; L13a-mediated translational silencing of Ceruloplasmin expression. DR Reactome; R-SCE-166208; mTORC1-mediated signalling. DR Reactome; R-SCE-429947; Deadenylation of mRNA. DR Reactome; R-SCE-72649; Translation initiation complex formation. DR Reactome; R-SCE-72662; Activation of the mRNA upon binding of the cap-binding complex and eIFs, and subsequent binding to 43S. DR Reactome; R-SCE-72702; Ribosomal scanning and start codon recognition. DR Reactome; R-SCE-975956; Nonsense Mediated Decay (NMD) independent of the Exon Junction Complex (EJC). DR Reactome; R-SCE-975957; Nonsense Mediated Decay (NMD) enhanced by the Exon Junction Complex (EJC). DR BioGRID-ORCS; 852833; 2 hits in 10 CRISPR screens. DR CD-CODE; 26E28FFB; Synthetic Condensate 000009. DR CD-CODE; A777E0F8; P-body. DR CD-CODE; BD836276; Synthetic Condensate 000030. DR CD-CODE; CABCA76D; Synthetic Condensate 000018. DR CD-CODE; CEC93CD4; Synthetic Condensate 000048. DR CD-CODE; E03F929F; Stress granule. DR PRO; PR:P39936; -. DR Proteomes; UP000002311; Chromosome VII. DR RNAct; P39936; protein. DR GO; GO:0010494; C:cytoplasmic stress granule; IDA:SGD. DR GO; GO:0016281; C:eukaryotic translation initiation factor 4F complex; IMP:SGD. DR GO; GO:0000932; C:P-body; IDA:SGD. DR GO; GO:0005840; C:ribosome; NAS:ComplexPortal. DR GO; GO:0001671; F:ATPase activator activity; ISS:SGD. DR GO; GO:0003729; F:mRNA binding; IDA:SGD. DR GO; GO:0003743; F:translation initiation factor activity; IDA:SGD. DR GO; GO:0031369; F:translation initiation factor binding; IDA:SGD. DR GO; GO:0042149; P:cellular response to glucose starvation; IMP:SGD. DR GO; GO:1901195; P:positive regulation of formation of translation preinitiation complex; ISS:SGD. DR GO; GO:0006446; P:regulation of translational initiation; NAS:ComplexPortal. DR GO; GO:0034063; P:stress granule assembly; IMP:SGD. DR GO; GO:0006413; P:translational initiation; IDA:SGD. DR FunFam; 1.25.40.180:FF:000020; Eukaryotic translation initiation factor subunit; 1. DR FunFam; 1.20.970.30:FF:000002; Translation initiation factor eIF4G; 1. DR Gene3D; 1.25.40.180; -; 1. DR Gene3D; 1.20.970.30; eIF4G, eIF4E-binding domain; 1. DR InterPro; IPR016024; ARM-type_fold. DR InterPro; IPR022745; eIF4G1_eIF4E-bd. DR InterPro; IPR036211; eIF4G_eIF4E-bd_sf. DR InterPro; IPR003890; MIF4G-like_typ-3. DR PANTHER; PTHR23253; EUKARYOTIC TRANSLATION INITIATION FACTOR 4 GAMMA; 1. DR PANTHER; PTHR23253:SF9; EUKARYOTIC TRANSLATION INITIATION FACTOR 4 GAMMA 2; 1. DR Pfam; PF12152; eIF_4G1; 1. DR Pfam; PF02854; MIF4G; 1. DR SMART; SM00543; MIF4G; 1. DR SUPFAM; SSF48371; ARM repeat; 1. DR SUPFAM; SSF101489; Eukaryotic initiation factor 4f subunit eIF4g, eIF4e-binding domain; 1. PE 1: Evidence at protein level; KW Cytoplasm; Initiation factor; Phosphoprotein; Protein biosynthesis; KW Reference proteome; RNA-binding; Translation regulation. FT CHAIN 1..914 FT /note="Eukaryotic initiation factor 4F subunit p130" FT /id="PRO_0000213332" FT DOMAIN 567..810 FT /note="MIF4G" FT REGION 1..84 FT /note="Disordered" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT REGION 128..205 FT /note="Disordered" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT REGION 201..315 FT /note="Interaction with PAB1" FT REGION 240..351 FT /note="Disordered" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT REGION 457..535 FT /note="Disordered" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT REGION 833..914 FT /note="Disordered" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT COMPBIAS 1..12 FT /note="Pro residues" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT COMPBIAS 26..44 FT /note="Polar residues" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT COMPBIAS 59..73 FT /note="Low complexity" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT COMPBIAS 145..155 FT /note="Low complexity" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT COMPBIAS 156..195 FT /note="Basic and acidic residues" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT COMPBIAS 240..263 FT /note="Basic and acidic residues" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT COMPBIAS 298..325 FT /note="Polar residues" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT COMPBIAS 339..348 FT /note="Polar residues" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT COMPBIAS 496..529 FT /note="Basic and acidic residues" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT COMPBIAS 841..867 FT /note="Low complexity" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT COMPBIAS 868..886 FT /note="Polar residues" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT MOD_RES 74 FT /note="Phosphoserine" FT /evidence="ECO:0007744|PubMed:19779198" FT MOD_RES 196 FT /note="Phosphothreonine" FT /evidence="ECO:0007744|PubMed:18407956, FT ECO:0007744|PubMed:19779198" FT MOD_RES 301 FT /note="Phosphothreonine" FT /evidence="ECO:0007744|PubMed:17330950" FT MOD_RES 503 FT /note="Phosphoserine" FT /evidence="ECO:0007744|PubMed:17287358" FT MOD_RES 913 FT /note="Phosphoserine" FT /evidence="ECO:0007744|PubMed:17330950, FT ECO:0007744|PubMed:19779198" FT MUTAGEN 233..236 FT /note="RLRK->AVAA: In TIF4632-233; abolishes interaction FT with PAB1 and inhibits poly(A)-dependent translation." FT /evidence="ECO:0000269|PubMed:9256432" SQ SEQUENCE 914 AA; 103899 MW; BF5E9805CD47908E CRC64; MTDQRGPPPP HPQQANGYKK FPPHDNQYSG ANNSQPNNHY NENLYSAREP HNNKQYQSKN GKYGTNKYNN RNNSQGNAQY YNNRFNNGYR LNNNDYNPAM LPGMQWPANY YAPQMYYIPQ QMVPVASPPY THQPLNTNPE PPSTPKTTKI EITTKTGERL NLKKFHEEKK ASKGEEKNDG VEQKSKSGTP FEKEATPVLP ANEAVKDTLT ETSNEKSTSE AENTKRLFLE QVRLRKAAME RKKNGLISET EKKQETSNHD NTDTTKPNSV IESEPIKEAP KPTGEANEVV IDGKSGASVK TPQHVTGSVT KSVTFNEPEN ESSSQDVDEL VKDDDTTEIS DTTGGKTVNK SDDETINSVI TTEENTVKET EPSTSDIEMP TVSQLLETLG KAQPISDIYE FAYPENVERP DIKYKKPSVK YTYGPTFLLQ FKDKLKFRPD PAWVEAVSSK IVIPPHIARN KPKDSGRFGG DFRSPSMRGM DHTSSSRVSS KRRSKRMGDD RRSNRGYTSR KDREKAAEKA EEQAPKEEIA PLVPSANRWI PKSRVKKTEK KLAPDGKTEL FDKEEVERKM KSLLNKLTLE MFDSISSEIL DIANQSKWED DGETLKIVIE QIFHKACDEP HWSSMYAQLC GKVVKDLDPN IKDKENEGKN GPKLVLHYLV ARCHEEFEKG WADKLPAGED GNPLEPEMMS DEYYIAAAAK RRGLGLVRFI GYLYCLNLLT GKMMFECFRR LMKDLNNDPS EETLESVIEL LNTVGEQFEH DKFVTPQATL EGSVLLDNLF MLLQHIIDGG TISNRIKFKL IDVKELREIK HWNSAKKDAG PKTIQQIHQE EEQLRQKKNS QRSNSRFNNH NQSNSNRYSS NRRNMQNTQR DSFASTKTGS FRNNQRNARK VEEVSQAPRA NMFDALMNND GDSD //