ID CEF1_YEAST Reviewed; 590 AA. AC Q03654; D6W038; Q6B1D8; DT 01-NOV-1997, integrated into UniProtKB/Swiss-Prot. DT 01-NOV-1997, sequence version 1. DT 27-MAR-2024, entry version 193. DE RecName: Full=Pre-mRNA-splicing factor CEF1; DE AltName: Full=PRP nineteen-associated complex protein 85; DE AltName: Full=PRP19-associated complex protein 85; GN Name=CEF1; Synonyms=NTC85; OrderedLocusNames=YMR213W; GN ORFNames=YM8261.07; 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 [LARGE SCALE GENOMIC DNA]. RC STRAIN=ATCC 204508 / S288c; RX PubMed=9169872; RA Bowman S., Churcher C.M., Badcock K., Brown D., Chillingworth T., RA Connor R., Dedman K., Devlin K., Gentles S., Hamlin N., Hunt S., Jagels K., RA Lye G., Moule S., Odell C., Pearson D., Rajandream M.A., Rice P., RA Skelton J., Walsh S.V., Whitehead S., Barrell B.G.; RT "The nucleotide sequence of Saccharomyces cerevisiae chromosome XIII."; RL Nature 387:90-93(1997). RN [2] 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 [3] RP NUCLEOTIDE SEQUENCE [GENOMIC DNA]. RC STRAIN=ATCC 204508 / S288c; RX PubMed=17322287; DOI=10.1101/gr.6037607; RA Hu Y., Rolfs A., Bhullar B., Murthy T.V.S., Zhu C., Berger M.F., RA Camargo A.A., Kelley F., McCarron S., Jepson D., Richardson A., Raphael J., RA Moreira D., Taycher E., Zuo D., Mohr S., Kane M.F., Williamson J., RA Simpson A.J.G., Bulyk M.L., Harlow E., Marsischky G., Kolodner R.D., RA LaBaer J.; RT "Approaching a complete repository of sequence-verified protein-encoding RT clones for Saccharomyces cerevisiae."; RL Genome Res. 17:536-543(2007). RN [4] RP PROTEIN SEQUENCE OF 3-16, FUNCTION, DOMAIN, AND IDENTIFICATION IN THE RP PRP19-ASSOCIATED COMPLEX. RX PubMed=10092627; DOI=10.1074/jbc.274.14.9455; RA Tsai W.-Y., Chow Y.-T., Chen H.-R., Huang K.-T., Hong R.-I., Jan S.-P., RA Kuo N.-Y., Tsao T.Y., Chen C.-H., Cheng S.-C.; RT "Cef1p is a component of the Prp19p-associated complex and essential for RT pre-mRNA splicing."; RL J. Biol. Chem. 274:9455-9462(1999). RN [5] RP FUNCTION, AND MUTAGENESIS OF TRP-52 AND TRP-84. RX PubMed=11784857; DOI=10.1128/mcb.22.3.801-815.2002; RA Burns C.G., Ohi R., Mehta S., O'Toole E.T., Winey M., Clark T.A., RA Sugnet C.W., Ares M. Jr., Gould K.L.; RT "Removal of a single alpha-tubulin gene intron suppresses cell cycle arrest RT phenotypes of splicing factor mutations in Saccharomyces cerevisiae."; RL Mol. Cell. Biol. 22:801-815(2002). RN [6] RP INTERACTION WITH PRP19, AND IDENTIFICATION IN THE PRP19-ASSOCIATED COMPLEX. RX PubMed=9528791; DOI=10.1128/mcb.18.4.2196; RA Chen H.-R., Jan S.-P., Tsao T.Y., Sheu Y.-J., Banroques J., Cheng S.-C.; RT "Snt309p, a component of the Prp19p-associated complex that interacts with RT Prp19p and associates with the spliceosome simultaneously with or RT immediately after dissociation of U4 in the same manner as Prp19p."; RL Mol. Cell. Biol. 18:2196-2204(1998). RN [7] RP FUNCTION, AND MUTAGENESIS OF TRP-33; TRP-52; TRP-84 AND TYR-102. RX PubMed=9632794; DOI=10.1128/mcb.18.7.4097; RA Ohi R., Feoktistova A., McCann S., Valentine V., Look A.T., Lipsick J.S., RA Gould K.L.; RT "Myb-related Schizosaccharomyces pombe cdc5p is structurally and RT functionally conserved in eukaryotes."; RL Mol. Cell. Biol. 18:4097-4108(1998). RN [8] RP FUNCTION. RX PubMed=10570151; DOI=10.1073/pnas.96.24.13789; RA Burns C.G., Ohi R., Krainer A.R., Gould K.L.; RT "Evidence that Myb-related CDC5 proteins are required for pre-mRNA RT splicing."; RL Proc. Natl. Acad. Sci. U.S.A. 96:13789-13794(1999). RN [9] RP INTERACTION WITH CLF1; ISY1; NTC20; SYF1 AND SYF2. RX PubMed=11102353; DOI=10.1093/genetics/156.4.1503; RA Ben-Yehuda S., Dix I., Russell C.S., McGarvey M., Beggs J.D., Kupiec M.; RT "Genetic and physical interactions between factors involved in both cell RT cycle progression and pre-mRNA splicing in Saccharomyces cerevisiae."; RL Genetics 156:1503-1517(2000). RN [10] RP INTERACTION WITH ISY1; NTC20 AND PRP19. RX PubMed=11018040; DOI=10.1074/jbc.m006958200; RA Chen C.-H., Tsai W.-Y., Chen H.-R., Wang C.-H., Cheng S.-C.; RT "Identification and characterization of two novel components of the Prp19p- RT associated complex, Ntc30p and Ntc20p."; RL J. Biol. Chem. 276:488-494(2001). RN [11] RP IDENTIFICATION IN THE CWC COMPLEX, AND IDENTIFICATION BY MASS SPECTROMETRY. RX PubMed=11884590; DOI=10.1128/mcb.22.7.2011-2024.2002; RA Ohi M.D., Link A.J., Ren L., Jennings J.L., McDonald W.H., Gould K.L.; RT "Proteomics analysis reveals stable multiprotein complexes in both fission RT and budding yeasts containing Myb-related Cdc5p/Cef1p, novel pre-mRNA RT splicing factors, and snRNAs."; RL Mol. Cell. Biol. 22:2011-2024(2002). RN [12] RP INTERACTION WITH PRP19; PRP46 AND SYF1. RX PubMed=12088152; DOI=10.1017/s1355838202025050; RA Ohi M.D., Gould K.L.; RT "Characterization of interactions among the Cef1p-Prp19p-associated RT splicing complex."; RL RNA 8:798-815(2002). RN [13] RP IDENTIFICATION BY MASS SPECTROMETRY. RX PubMed=14690591; DOI=10.1016/s1097-2765(03)00476-3; RA Hazbun T.R., Malmstroem L., Anderson S., Graczyk B.J., Fox B., Riffle M., RA Sundin B.A., Aranda J.D., McDonald W.H., Chiu C.-H., Snydsman B.E., RA Bradley P., Muller E.G.D., Fields S., Baker D., Yates J.R. III, Davis T.N.; RT "Assigning function to yeast proteins by integration of technologies."; RL Mol. Cell 12:1353-1365(2003). RN [14] 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 [15] 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). CC -!- FUNCTION: Involved in pre-mRNA splicing and cell cycle control. CC Required for the binding of the NTC complex (or PRP19-associated CC complex) components to the spliceosome to mediate conformational CC rearrangement or to stabilize the structure of the spliceosome after U4 CC snRNA dissociation, which leads to spliceosome maturation. Its absence CC leads to an arrest of the cell cycle, possibly due to the inefficient CC splicing of TUB1. {ECO:0000269|PubMed:10092627, CC ECO:0000269|PubMed:10570151, ECO:0000269|PubMed:11784857, CC ECO:0000269|PubMed:9632794}. CC -!- SUBUNIT: Belongs to the NTC complex (or PRP19-associated complex), CC composed of at least CEF1, CLF1, ISY1, NTC20, SNT309, SYF1, SYF2, and CC PRP19. The NTC complex associates with the spliceosome after the CC release of the U1 and U4 snRNAs and forms the CWC spliceosome CC subcomplex (or CEF1-associated complex) reminiscent of a late-stage CC spliceosome composed also of the U2, U5 and U6 snRNAs and at least CC BUD13, BUD31, BRR2, CDC40, CUS1, CWC2, CWC15, CWC21, CWC22, CWC23, CC CWC24, CWC25, CWC27, ECM2, HSH155, IST3, LEA1, MSL1, PRP8, PRP9, PRP11, CC PRP21, PRP22, PRP45, PRP46, SLU7, SMB1, SMD1, SMD2, SMD3, SMX2, SMX3, CC SNU114, SPP2, RSE1 and YJU2. Interacts with CLF1, ISY1, NTC20, PRP19, CC PRP46, SYF1 and SYF2. {ECO:0000269|PubMed:10092627, CC ECO:0000269|PubMed:11018040, ECO:0000269|PubMed:11102353, CC ECO:0000269|PubMed:11884590, ECO:0000269|PubMed:12088152, CC ECO:0000269|PubMed:9528791}. CC -!- INTERACTION: CC Q03654; P25337: BUD31; NbExp=12; IntAct=EBI-476, EBI-547; CC Q03654; Q12309: CLF1; NbExp=8; IntAct=EBI-476, EBI-484; CC Q03654; Q03772: CWC15; NbExp=3; IntAct=EBI-476, EBI-36780; CC Q03654; P38302: NTC20; NbExp=4; IntAct=EBI-476, EBI-20921; CC Q03654; P32523: PRP19; NbExp=9; IntAct=EBI-476, EBI-493; CC Q03654; Q06411: SPP382; NbExp=3; IntAct=EBI-476, EBI-576; CC Q03654; Q04048: SYF1; NbExp=5; IntAct=EBI-476, EBI-540; CC Q03654; P53277: SYF2; NbExp=3; IntAct=EBI-476, EBI-23308; CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000269|PubMed:14562095}. Nucleus CC {ECO:0000255|PROSITE-ProRule:PRU00625, ECO:0000269|PubMed:14562095}. CC -!- MISCELLANEOUS: Present with 784 molecules/cell in log phase SD medium. CC {ECO:0000269|PubMed:14562106}. CC -!- SIMILARITY: Belongs to the CEF1 family. {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; Z49809; CAA89928.1; -; Genomic_DNA. DR EMBL; AY693142; AAT93161.1; -; Genomic_DNA. DR EMBL; BK006946; DAA10112.1; -; Genomic_DNA. DR PIR; S55095; S55095. DR RefSeq; NP_013940.1; NM_001182720.1. DR PDB; 5GM6; EM; 3.50 A; c=1-253, c=482-587. DR PDB; 5GMK; EM; 3.40 A; c=1-253, c=482-587. DR PDB; 5LJ3; EM; 3.80 A; O=1-590. DR PDB; 5LJ5; EM; 3.80 A; O=1-590. DR PDB; 5LQW; EM; 5.80 A; W=1-590. DR PDB; 5MPS; EM; 3.85 A; O=1-590. DR PDB; 5MQ0; EM; 4.17 A; O=1-590. DR PDB; 5WSG; EM; 4.00 A; c=9-253, c=482-587. DR PDB; 5Y88; EM; 3.70 A; J=1-590. DR PDB; 5YLZ; EM; 3.60 A; J=1-590. DR PDB; 6BK8; EM; 3.30 A; S=1-590. DR PDB; 6EXN; EM; 3.70 A; O=1-590. DR PDB; 6J6G; EM; 3.20 A; c=1-590. DR PDB; 6J6H; EM; 3.60 A; c=1-590. DR PDB; 6J6N; EM; 3.86 A; c=1-590. DR PDB; 6J6Q; EM; 3.70 A; c=1-590. DR PDB; 7DCO; EM; 2.50 A; L=1-590. DR PDBsum; 5GM6; -. DR PDBsum; 5GMK; -. DR PDBsum; 5LJ3; -. DR PDBsum; 5LJ5; -. DR PDBsum; 5LQW; -. DR PDBsum; 5MPS; -. DR PDBsum; 5MQ0; -. DR PDBsum; 5WSG; -. DR PDBsum; 5Y88; -. DR PDBsum; 5YLZ; -. DR PDBsum; 6BK8; -. DR PDBsum; 6EXN; -. DR PDBsum; 6J6G; -. DR PDBsum; 6J6H; -. DR PDBsum; 6J6N; -. DR PDBsum; 6J6Q; -. DR PDBsum; 7DCO; -. DR AlphaFoldDB; Q03654; -. DR EMDB; EMD-0686; -. DR EMDB; EMD-0687; -. DR EMDB; EMD-0691; -. DR EMDB; EMD-0692; -. DR EMDB; EMD-30637; -. DR EMDB; EMD-3539; -. DR EMDB; EMD-3541; -. DR EMDB; EMD-3979; -. DR EMDB; EMD-4055; -. DR EMDB; EMD-4057; -. DR EMDB; EMD-6817; -. DR EMDB; EMD-6839; -. DR EMDB; EMD-7109; -. DR EMDB; EMD-9525; -. DR SMR; Q03654; -. DR BioGRID; 35391; 314. DR ComplexPortal; CPX-1651; PRP19-associated complex. DR ComplexPortal; CPX-1885; NineTeen complex. DR DIP; DIP-1113N; -. DR IntAct; Q03654; 51. DR MINT; Q03654; -. DR STRING; 4932.YMR213W; -. DR iPTMnet; Q03654; -. DR MaxQB; Q03654; -. DR PaxDb; 4932-YMR213W; -. DR PeptideAtlas; Q03654; -. DR EnsemblFungi; YMR213W_mRNA; YMR213W; YMR213W. DR GeneID; 855253; -. DR KEGG; sce:YMR213W; -. DR AGR; SGD:S000004826; -. DR SGD; S000004826; CEF1. DR VEuPathDB; FungiDB:YMR213W; -. DR eggNOG; KOG0050; Eukaryota. DR GeneTree; ENSGT00550000074922; -. DR HOGENOM; CLU_009082_2_1_1; -. DR InParanoid; Q03654; -. DR OMA; KYGTHQW; -. DR OrthoDB; 131128at2759; -. DR BioCyc; YEAST:G3O-32896-MONOMER; -. DR BioGRID-ORCS; 855253; 0 hits in 10 CRISPR screens. DR PRO; PR:Q03654; -. DR Proteomes; UP000002311; Chromosome XIII. DR RNAct; Q03654; Protein. DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell. DR GO; GO:0000974; C:Prp19 complex; IDA:SGD. DR GO; GO:0005681; C:spliceosomal complex; IBA:GO_Central. DR GO; GO:0071006; C:U2-type catalytic step 1 spliceosome; IDA:SGD. DR GO; GO:0003677; F:DNA binding; IEA:UniProtKB-KW. DR GO; GO:0000350; P:generation of catalytic spliceosome for second transesterification step; IMP:SGD. DR GO; GO:0000398; P:mRNA splicing, via spliceosome; IMP:SGD. DR CDD; cd00167; SANT; 1. DR CDD; cd11659; SANT_CDC5_II; 1. DR Gene3D; 1.10.10.60; Homeodomain-like; 2. DR InterPro; IPR047242; CDC5L/Cef1. DR InterPro; IPR021786; Cdc5p/Cef1_C. DR InterPro; IPR009057; Homeobox-like_sf. DR InterPro; IPR017930; Myb_dom. DR InterPro; IPR001005; SANT/Myb. DR InterPro; IPR047240; SANT_CDC5L_II. DR PANTHER; PTHR45885; CELL DIVISION CYCLE 5-LIKE PROTEIN; 1. DR PANTHER; PTHR45885:SF1; CELL DIVISION CYCLE 5-LIKE PROTEIN; 1. DR Pfam; PF11831; Myb_Cef; 1. DR Pfam; PF00249; Myb_DNA-binding; 2. DR SMART; SM00717; SANT; 2. DR SUPFAM; SSF46689; Homeodomain-like; 1. DR PROSITE; PS51294; HTH_MYB; 2. PE 1: Evidence at protein level; KW 3D-structure; Cytoplasm; Direct protein sequencing; DNA-binding; KW mRNA processing; mRNA splicing; Nucleus; Reference proteome; Repeat; KW Spliceosome. FT CHAIN 1..590 FT /note="Pre-mRNA-splicing factor CEF1" FT /id="PRO_0000197107" FT DOMAIN 1..60 FT /note="HTH myb-type 1" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00625" FT DOMAIN 63..110 FT /note="HTH myb-type 2" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00625" FT DNA_BIND 33..56 FT /note="H-T-H motif" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00625" FT DNA_BIND 84..106 FT /note="H-T-H motif" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00625" FT REGION 244..286 FT /note="Disordered" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT REGION 336..355 FT /note="Disordered" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT REGION 460..490 FT /note="Interaction with PRP19 and self-interaction" FT COMPBIAS 244..280 FT /note="Basic and acidic residues" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT COMPBIAS 339..355 FT /note="Basic and acidic residues" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT MUTAGEN 33 FT /note="W->G: No effect. Slower growth and FT thermosensitivity; when associated with G-84. Complete loss FT of function; when associated with G-52 and G-84. Complete FT loss of function; when associated with G-52; G-84 and FT G-102." FT /evidence="ECO:0000269|PubMed:9632794" FT MUTAGEN 52 FT /note="W->G: No effect. Slower growth and FT thermosensitivity; when associated with G-84. Complete loss FT of function; when associated with G-33 and G-84. Complete FT loss of function; when associated with G-33; G-84 and FT G-102." FT /evidence="ECO:0000269|PubMed:11784857, FT ECO:0000269|PubMed:9632794" FT MUTAGEN 84 FT /note="W->G: No effect. Slower growth and FT thermosensitivity; when associated with G-33 or G-52. FT Complete loss of function; when associated with G-33 and FT G-52 or G-52 and Y-102. Complete loss of function; when FT associated with G-33; G-52 and G-102." FT /evidence="ECO:0000269|PubMed:11784857, FT ECO:0000269|PubMed:9632794" FT MUTAGEN 102 FT /note="Y->G: No effect. Slower growth and FT thermosensitivity; when associated with G-52 or G-84. FT Complete loss of function; when associated with G-33; G-52 FT and G-84." FT /evidence="ECO:0000269|PubMed:9632794" FT CONFLICT 11 FT /note="G -> E (in Ref. 4; AA sequence)" FT /evidence="ECO:0000305" FT CONFLICT 192 FT /note="K -> E (in Ref. 3; AAT93161)" FT /evidence="ECO:0000305" FT HELIX 15..28 FT /evidence="ECO:0007829|PDB:6J6G" FT HELIX 33..36 FT /evidence="ECO:0007829|PDB:6J6G" FT TURN 37..39 FT /evidence="ECO:0007829|PDB:6J6G" FT HELIX 45..54 FT /evidence="ECO:0007829|PDB:6J6G" FT HELIX 67..79 FT /evidence="ECO:0007829|PDB:6J6G" FT STRAND 80..82 FT /evidence="ECO:0007829|PDB:5GMK" FT HELIX 84..91 FT /evidence="ECO:0007829|PDB:6J6G" FT HELIX 95..106 FT /evidence="ECO:0007829|PDB:6J6G" FT STRAND 107..109 FT /evidence="ECO:0007829|PDB:6J6G" FT HELIX 132..134 FT /evidence="ECO:0007829|PDB:6BK8" FT HELIX 146..159 FT /evidence="ECO:0007829|PDB:6J6G" FT HELIX 165..193 FT /evidence="ECO:0007829|PDB:6J6G" FT TURN 213..215 FT /evidence="ECO:0007829|PDB:6J6G" FT HELIX 232..251 FT /evidence="ECO:0007829|PDB:6J6G" FT STRAND 335..337 FT /evidence="ECO:0007829|PDB:6J6G" FT HELIX 338..355 FT /evidence="ECO:0007829|PDB:6J6G" FT HELIX 359..363 FT /evidence="ECO:0007829|PDB:6J6G" FT HELIX 374..379 FT /evidence="ECO:0007829|PDB:6J6G" FT HELIX 388..400 FT /evidence="ECO:0007829|PDB:6J6G" FT TURN 423..425 FT /evidence="ECO:0007829|PDB:6J6G" FT HELIX 426..437 FT /evidence="ECO:0007829|PDB:6J6G" FT HELIX 445..468 FT /evidence="ECO:0007829|PDB:6J6G" FT HELIX 483..581 FT /evidence="ECO:0007829|PDB:6J6G" FT HELIX 583..586 FT /evidence="ECO:0007829|PDB:6J6G" SQ SEQUENCE 590 AA; 67731 MW; A4C417A8B330EA9C CRC64; MPPVPIYVKG GVWTNVEDQI LKAAVQKYGT HQWSKVASLL QKKTARQSEL RWNEYLNPKL NFTEFSKEED AQLLDLAREL PNQWRTIADM MARPAQVCVE RYNRLLESED SGGAALSTGV TDLKAGDINP NAETQMARPD NGDLEDEEKE MLAEARARLL NTQGKKATRK IRERMLEESK RIAELQKRRE LKQAGINVAI KKPKKKYGTD IDYNEDIVYE QAPMPGIYDT STEDRQIKKK FEQFERKVNR KGLDGNKDKP SKKNKDKKRK HDENEHVEKA ALGESTTLTD EYKKPKLILS APGTKQGKVT YKKKLESKRQ KLIEAQATGT VLTPKELLPH DSGQEDNERS NIKSGKQLKS RIRKFLVQMF ASLPSPKNDF EIVLSEDEKE EDAEIAEYEK EFENERAMNE EDNFIEPPSQ NDAPRVSLVA VPLAYSTLPI PEFKNNPQSA IDNKYNLLVA NAINKEPHMV PEDTVDFLKE VESRMQHITQ GRTSMKIQFK TAMPPTEVLL ESIQSKVESI EQLQRKLQHV QPLEQQNNEM CSTLCHHSLP ALIEGQRKYY ADYYAYRQEI RSLEGRRKRL QAMLNSSSSI //