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MCES_HUMAN
ID   MCES_HUMAN              Reviewed;         476 AA.
AC   O43148; B0YJ90; D3DUJ5; O94996; Q9UIJ9;
DT   05-SEP-2006, integrated into UniProtKB/Swiss-Prot.
DT   01-JUN-1998, sequence version 1.
DT   03-AUG-2022, entry version 168.
DE   RecName: Full=mRNA cap guanine-N7 methyltransferase;
DE            EC=2.1.1.56 {ECO:0000269|PubMed:10347220, ECO:0000269|PubMed:27422871, ECO:0000269|PubMed:9705270, ECO:0000269|PubMed:9790902};
DE   AltName: Full=RG7MT1;
DE   AltName: Full=mRNA (guanine-N(7))-methyltransferase;
DE   AltName: Full=mRNA cap methyltransferase;
DE            Short=hCMT1;
DE            Short=hMet;
DE            Short=hcm1p;
GN   Name=RNMT; Synonyms=KIAA0398;
OS   Homo sapiens (Human).
OC   Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia;
OC   Eutheria; Euarchontoglires; Primates; Haplorrhini; Catarrhini; Hominidae;
OC   Homo.
OX   NCBI_TaxID=9606;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [MRNA] (ISOFORMS 1 AND 2), FUNCTION, CATALYTIC
RP   ACTIVITY, AND TISSUE SPECIFICITY.
RX   PubMed=9790902; DOI=10.1006/bbrc.1998.9402;
RA   Tsukamoto T., Shibagaki Y., Niikura Y., Kiyohisa M.;
RT   "Cloning and characterization of three human cDNAs encoding mRNA (guanine-
RT   7-)methyltransferase, an mRNA cap methylase.";
RL   Biochem. Biophys. Res. Commun. 251:27-34(1998).
RN   [2]
RP   NUCLEOTIDE SEQUENCE [MRNA] (ISOFORM 1), FUNCTION, CATALYTIC ACTIVITY,
RP   TISSUE SPECIFICITY, AND INTERACTION WITH POLYMERASE II AND RNGTT.
RX   PubMed=9705270; DOI=10.1074/jbc.273.34.21443;
RA   Pillutla R.C., Yue Z., Maldonado E., Shatkin A.J.;
RT   "Recombinant human mRNA cap methyltransferase binds capping enzyme/RNA
RT   polymerase IIo complexes.";
RL   J. Biol. Chem. 273:21443-21446(1998).
RN   [3]
RP   NUCLEOTIDE SEQUENCE [MRNA] (ISOFORM 1).
RX   PubMed=10589710; DOI=10.1099/00221287-145-11-3023;
RA   Yamada-Okabe T., Mio T., Kashima Y., Matsui M., Arisawa M.,
RA   Yamada-Okabe H.;
RT   "The Candida albicans gene for mRNA 5'-cap methyltransferase:
RT   identification of the additional residues essential for catalysis.";
RL   Microbiology 145:3023-3033(1999).
RN   [4]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] (ISOFORM 1).
RC   TISSUE=Brain;
RX   PubMed=9455477; DOI=10.1093/dnares/4.5.307;
RA   Ishikawa K., Nagase T., Nakajima D., Seki N., Ohira M., Miyajima N.,
RA   Tanaka A., Kotani H., Nomura N., Ohara O.;
RT   "Prediction of the coding sequences of unidentified human genes. VIII. 78
RT   new cDNA clones from brain which code for large proteins in vitro.";
RL   DNA Res. 4:307-313(1997).
RN   [5]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RG   NHLBI resequencing and genotyping service (RS&G);
RL   Submitted (FEB-2007) to the EMBL/GenBank/DDBJ databases.
RN   [6]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RA   Mural R.J., Istrail S., Sutton G.G., Florea L., Halpern A.L., Mobarry C.M.,
RA   Lippert R., Walenz B., Shatkay H., Dew I., Miller J.R., Flanigan M.J.,
RA   Edwards N.J., Bolanos R., Fasulo D., Halldorsson B.V., Hannenhalli S.,
RA   Turner R., Yooseph S., Lu F., Nusskern D.R., Shue B.C., Zheng X.H.,
RA   Zhong F., Delcher A.L., Huson D.H., Kravitz S.A., Mouchard L., Reinert K.,
RA   Remington K.A., Clark A.G., Waterman M.S., Eichler E.E., Adams M.D.,
RA   Hunkapiller M.W., Myers E.W., Venter J.C.;
RL   Submitted (SEP-2005) to the EMBL/GenBank/DDBJ databases.
RN   [7]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] (ISOFORM 1).
RC   TISSUE=Ovary;
RX   PubMed=15489334; DOI=10.1101/gr.2596504;
RG   The MGC Project Team;
RT   "The status, quality, and expansion of the NIH full-length cDNA project:
RT   the Mammalian Gene Collection (MGC).";
RL   Genome Res. 14:2121-2127(2004).
RN   [8]
RP   FUNCTION, CATALYTIC ACTIVITY, AND MUTAGENESIS OF ASP-203; ARG-239; TYR-289;
RP   PHE-291 AND PHE-354.
RX   PubMed=10347220; DOI=10.1074/jbc.274.23.16553;
RA   Saha N., Schwer B., Shuman S.;
RT   "Characterization of human, Schizosaccharomyces pombe, and Candida albicans
RT   mRNA cap methyltransferases and complete replacement of the yeast capping
RT   apparatus by mammalian enzymes.";
RL   J. Biol. Chem. 274:16553-16562(1999).
RN   [9]
RP   SUBCELLULAR LOCATION, RNA-BINDING, AND INTERACTION WITH IMPORTIN ALPHA.
RX   PubMed=11114884; DOI=10.1101/gad.848200;
RA   Wen Y., Shatkin A.J.;
RT   "Cap methyltransferase selective binding and methylation of GpppG-RNA are
RT   stimulated by importin-alpha.";
RL   Genes Dev. 14:2944-2949(2000).
RN   [10]
RP   SUBCELLULAR LOCATION, AND MUTAGENESIS OF 80-LYS--LYS-83; 103-LYS--ARG-107
RP   AND ARG-127.
RX   PubMed=15767670; DOI=10.1128/mcb.25.7.2644-2649.2005;
RA   Shafer B., Chu C., Shatkin A.J.;
RT   "Human mRNA cap methyltransferase: alternative nuclear localization signal
RT   motifs ensure nuclear localization required for viability.";
RL   Mol. Cell. Biol. 25:2644-2649(2005).
RN   [11]
RP   IDENTIFICATION BY MASS SPECTROMETRY [LARGE SCALE ANALYSIS].
RX   PubMed=21269460; DOI=10.1186/1752-0509-5-17;
RA   Burkard T.R., Planyavsky M., Kaupe I., Breitwieser F.P., Buerckstuemmer T.,
RA   Bennett K.L., Superti-Furga G., Colinge J.;
RT   "Initial characterization of the human central proteome.";
RL   BMC Syst. Biol. 5:17-17(2011).
RN   [12]
RP   FUNCTION, SUBUNIT, AND INTERACTION WITH RAMAC.
RX   PubMed=22099306; DOI=10.1016/j.molcel.2011.08.041;
RA   Gonatopoulos-Pournatzis T., Dunn S., Bounds R., Cowling V.H.;
RT   "RAM/Fam103a1 is required for mRNA cap methylation.";
RL   Mol. Cell 44:585-596(2011).
RN   [13]
RP   X-RAY CRYSTALLOGRAPHY (2.30 ANGSTROMS) OF 165-476 IN COMPLEX WITH
RP   S-ADENOSYL-L-METHIONINE.
RA   Wu H., Lunin V.V., Zeng H., Antoshenko T., MacKenzie F., Weigelt J.,
RA   Arrowsmith C.H., Edwards A.M., Bochkarev A., Min J., Plotnikov A.N.;
RT   "The crystal structure of human RNA (guanine-7-) methyltransferase in
RT   complex with SAH.";
RL   Submitted (NOV-2007) to the PDB data bank.
RN   [14]
RP   X-RAY CRYSTALLOGRAPHY (2.41 ANGSTROMS) OF 165-476.
RA   Zeng H., Amaya M.F., Loppnau P., Bountra C., Weigelt J., Arrowsmith C.H.,
RA   Edwards A.M., Botchkarev A., Min J., Plotnikov A.N., Wu H.;
RT   "Crystal structure of mRNA cap guanine-N7 methyltransferase (RNMT) in
RT   complex with sinefungin.";
RL   Submitted (SEP-2008) to the PDB data bank.
RN   [15]
RP   X-RAY CRYSTALLOGRAPHY (2.28 ANGSTROMS) OF 167-476 IN COMPLEX WITH RAMAC AND
RP   S-ADENOSYL-L-HOMOCYSTEINE, CATALYTIC ACTIVITY, ACTIVITY REGULATION,
RP   INTERACTION WITH RAMAC, AND MUTAGENESIS OF TRP-178; LYS-393; PHE-398;
RP   LYS-409; LYS-413; ALA-417; ARG-450 AND PRO-452.
RX   PubMed=27422871; DOI=10.1093/nar/gkw637;
RA   Varshney D., Petit A.P., Bueren-Calabuig J.A., Jansen C., Fletcher D.A.,
RA   Peggie M., Weidlich S., Scullion P., Pisliakov A.V., Cowling V.H.;
RT   "Molecular basis of RNA guanine-7 methyltransferase (RNMT) activation by
RT   RAM.";
RL   Nucleic Acids Res. 44:10423-10436(2016).
CC   -!- FUNCTION: Catalytic subunit of the mRNA-capping methyltransferase
CC       RNMT:RAMAC complex that methylates the N7 position of the added
CC       guanosine to the 5'-cap structure of mRNAs (PubMed:9790902,
CC       PubMed:9705270, PubMed:10347220, PubMed:11114884, PubMed:22099306,
CC       PubMed:27422871). Binds RNA containing 5'-terminal GpppC
CC       (PubMed:11114884). {ECO:0000269|PubMed:10347220,
CC       ECO:0000269|PubMed:11114884, ECO:0000269|PubMed:22099306,
CC       ECO:0000269|PubMed:27422871, ECO:0000269|PubMed:9705270,
CC       ECO:0000269|PubMed:9790902}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=a 5'-end (5'-triphosphoguanosine)-(ribonucleoside) in mRNA +
CC         S-adenosyl-L-methionine = a 5'-end (N(7)-methyl 5'-
CC         triphosphoguanosine)-ribonucleoside in mRNA + S-adenosyl-L-
CC         homocysteine; Xref=Rhea:RHEA:67008, Rhea:RHEA-COMP:17166, Rhea:RHEA-
CC         COMP:17167, ChEBI:CHEBI:57856, ChEBI:CHEBI:59789, ChEBI:CHEBI:156461,
CC         ChEBI:CHEBI:167617; EC=2.1.1.56; Evidence={ECO:0000255|PROSITE-
CC         ProRule:PRU00895, ECO:0000269|PubMed:10347220,
CC         ECO:0000269|PubMed:27422871, ECO:0000269|PubMed:9705270,
CC         ECO:0000269|PubMed:9790902};
CC   -!- ACTIVITY REGULATION: Methyltransferase activity is activated by RAMAC
CC       (PubMed:27422871). {ECO:0000269|PubMed:27422871}.
CC   -!- SUBUNIT: Interacts with importin alpha, leading to stimulate both RNA-
CC       binding and methyltransferase activity (PubMed:11114884). Interaction
CC       with importin alpha and beta is required for its nuclear localization,
CC       importin beta dissociating in response to RanGTP, allowing RNMT-
CC       importin alpha to bind RNA substrates (PubMed:11114884). Interacts with
CC       elongating form of polymerase II and RNGTT (PubMed:9705270). Interacts
CC       with RAMAC, this interaction significantly enhances RNA-binding and cap
CC       methyltransferase activity (PubMed:22099306, Ref.14).
CC       {ECO:0000269|PubMed:11114884, ECO:0000269|PubMed:22099306,
CC       ECO:0000269|PubMed:9705270, ECO:0000269|Ref.14}.
CC   -!- INTERACTION:
CC       O43148; Q96IK5: GMCL1; NbExp=3; IntAct=EBI-877832, EBI-2548508;
CC       O43148; P52292: KPNA2; NbExp=3; IntAct=EBI-877832, EBI-349938;
CC       O43148; O60684: KPNA6; NbExp=3; IntAct=EBI-877832, EBI-359923;
CC       O43148; Q9HB20: PLEKHA3; NbExp=3; IntAct=EBI-877832, EBI-11079894;
CC       O43148; Q9BTL3: RAMAC; NbExp=7; IntAct=EBI-877832, EBI-744023;
CC   -!- SUBCELLULAR LOCATION: Nucleus {ECO:0000269|PubMed:11114884,
CC       ECO:0000269|PubMed:15767670}.
CC   -!- ALTERNATIVE PRODUCTS:
CC       Event=Alternative splicing; Named isoforms=2;
CC       Name=1; Synonyms=hCMT1a;
CC         IsoId=O43148-1; Sequence=Displayed;
CC       Name=2; Synonyms=hCMT1b;
CC         IsoId=O43148-2; Sequence=VSP_020241;
CC   -!- TISSUE SPECIFICITY: Widely expressed. {ECO:0000269|PubMed:9705270,
CC       ECO:0000269|PubMed:9790902}.
CC   -!- SIMILARITY: Belongs to the class I-like SAM-binding methyltransferase
CC       superfamily. mRNA cap 0 methyltransferase family. {ECO:0000255|PROSITE-
CC       ProRule:PRU00895}.
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DR   EMBL; AB022604; BAA74464.1; -; mRNA.
DR   EMBL; AB022605; BAA74463.1; -; mRNA.
DR   EMBL; AF067791; AAC63269.1; -; mRNA.
DR   EMBL; AB020966; BAA82447.1; -; mRNA.
DR   EMBL; AB007858; BAA23694.1; -; mRNA.
DR   EMBL; EF445026; ACA06068.1; -; Genomic_DNA.
DR   EMBL; CH471113; EAX01505.1; -; Genomic_DNA.
DR   EMBL; CH471113; EAX01506.1; -; Genomic_DNA.
DR   EMBL; BC036798; AAH36798.1; -; mRNA.
DR   CCDS; CCDS11867.1; -. [O43148-1]
DR   CCDS; CCDS77156.1; -. [O43148-2]
DR   RefSeq; NP_001295192.1; NM_001308263.1. [O43148-2]
DR   RefSeq; NP_003790.1; NM_003799.2. [O43148-1]
DR   RefSeq; XP_005258219.1; XM_005258162.1.
DR   RefSeq; XP_016881550.1; XM_017026061.1.
DR   PDB; 3BGV; X-ray; 2.30 A; A/B/C/D=165-476.
DR   PDB; 3EPP; X-ray; 2.41 A; A/B=165-476.
DR   PDB; 5E8J; X-ray; 2.35 A; A/B=167-476.
DR   PDB; 5E9J; X-ray; 3.47 A; A/B=167-416, A/B=457-476.
DR   PDB; 5E9W; X-ray; 2.28 A; A/B/C/D=167-476.
DR   PDBsum; 3BGV; -.
DR   PDBsum; 3EPP; -.
DR   PDBsum; 5E8J; -.
DR   PDBsum; 5E9J; -.
DR   PDBsum; 5E9W; -.
DR   AlphaFoldDB; O43148; -.
DR   SMR; O43148; -.
DR   BioGRID; 114269; 38.
DR   IntAct; O43148; 23.
DR   MINT; O43148; -.
DR   STRING; 9606.ENSP00000372804; -.
DR   BindingDB; O43148; -.
DR   ChEMBL; CHEMBL4295662; -.
DR   GlyGen; O43148; 1 site, 1 O-linked glycan (1 site).
DR   iPTMnet; O43148; -.
DR   PhosphoSitePlus; O43148; -.
DR   BioMuta; RNMT; -.
DR   EPD; O43148; -.
DR   jPOST; O43148; -.
DR   MassIVE; O43148; -.
DR   MaxQB; O43148; -.
DR   PaxDb; O43148; -.
DR   PeptideAtlas; O43148; -.
DR   PRIDE; O43148; -.
DR   ProteomicsDB; 48765; -. [O43148-1]
DR   ProteomicsDB; 48766; -. [O43148-2]
DR   Antibodypedia; 21962; 309 antibodies from 26 providers.
DR   DNASU; 8731; -.
DR   Ensembl; ENST00000262173.7; ENSP00000262173.3; ENSG00000101654.18. [O43148-1]
DR   Ensembl; ENST00000383314.7; ENSP00000372804.2; ENSG00000101654.18. [O43148-1]
DR   Ensembl; ENST00000543302.6; ENSP00000446426.1; ENSG00000101654.18. [O43148-1]
DR   Ensembl; ENST00000589866.5; ENSP00000466252.1; ENSG00000101654.18. [O43148-1]
DR   Ensembl; ENST00000592764.5; ENSP00000466111.1; ENSG00000101654.18. [O43148-2]
DR   GeneID; 8731; -.
DR   KEGG; hsa:8731; -.
DR   MANE-Select; ENST00000383314.7; ENSP00000372804.2; NM_003799.3; NP_003790.1.
DR   UCSC; uc002ksk.2; human. [O43148-1]
DR   CTD; 8731; -.
DR   DisGeNET; 8731; -.
DR   GeneCards; RNMT; -.
DR   HGNC; HGNC:10075; RNMT.
DR   HPA; ENSG00000101654; Low tissue specificity.
DR   MIM; 603514; gene.
DR   neXtProt; NX_O43148; -.
DR   OpenTargets; ENSG00000101654; -.
DR   PharmGKB; PA34448; -.
DR   VEuPathDB; HostDB:ENSG00000101654; -.
DR   eggNOG; KOG1975; Eukaryota.
DR   GeneTree; ENSGT00390000002368; -.
DR   HOGENOM; CLU_020346_0_1_1; -.
DR   InParanoid; O43148; -.
DR   OMA; WDATSIY; -.
DR   OrthoDB; 1390749at2759; -.
DR   PhylomeDB; O43148; -.
DR   TreeFam; TF314347; -.
DR   BioCyc; MetaCyc:HS02296-MON; -.
DR   BRENDA; 2.1.1.56; 2681.
DR   PathwayCommons; O43148; -.
DR   Reactome; R-HSA-167160; RNA Pol II CTD phosphorylation and interaction with CE during HIV infection.
DR   Reactome; R-HSA-72086; mRNA Capping.
DR   Reactome; R-HSA-77075; RNA Pol II CTD phosphorylation and interaction with CE.
DR   SignaLink; O43148; -.
DR   SIGNOR; O43148; -.
DR   BioGRID-ORCS; 8731; 730 hits in 1093 CRISPR screens.
DR   ChiTaRS; RNMT; human.
DR   EvolutionaryTrace; O43148; -.
DR   GeneWiki; MRNA_(guanine-N7-)-methyltransferase; -.
DR   GeneWiki; RNMT; -.
DR   GenomeRNAi; 8731; -.
DR   Pharos; O43148; Tbio.
DR   PRO; PR:O43148; -.
DR   Proteomes; UP000005640; Chromosome 18.
DR   RNAct; O43148; protein.
DR   Bgee; ENSG00000101654; Expressed in amniotic fluid and 200 other tissues.
DR   ExpressionAtlas; O43148; baseline and differential.
DR   Genevisible; O43148; HS.
DR   GO; GO:0001650; C:fibrillar center; IDA:HPA.
DR   GO; GO:0005845; C:mRNA cap binding complex; IDA:UniProtKB.
DR   GO; GO:0031533; C:mRNA cap methyltransferase complex; IDA:UniProtKB.
DR   GO; GO:0005654; C:nucleoplasm; IDA:HPA.
DR   GO; GO:0005634; C:nucleus; IDA:UniProtKB.
DR   GO; GO:0043235; C:receptor complex; IDA:MGI.
DR   GO; GO:0004482; F:mRNA (guanine-N7-)-methyltransferase activity; IDA:UniProtKB.
DR   GO; GO:0003723; F:RNA binding; IMP:UniProtKB.
DR   GO; GO:0006370; P:7-methylguanosine mRNA capping; IDA:UniProtKB.
DR   GO; GO:1990830; P:cellular response to leukemia inhibitory factor; IEA:Ensembl.
DR   Gene3D; 3.40.50.150; -; 1.
DR   InterPro; IPR004971; mRNA_G-N7_MeTrfase_dom.
DR   InterPro; IPR016899; mRNA_G-N7_MeTrfase_euk.
DR   InterPro; IPR039753; RG7MT1.
DR   InterPro; IPR029063; SAM-dependent_MTases_sf.
DR   PANTHER; PTHR12189; PTHR12189; 1.
DR   Pfam; PF03291; Pox_MCEL; 1.
DR   PIRSF; PIRSF028762; ABD1; 1.
DR   SUPFAM; SSF53335; SSF53335; 1.
DR   PROSITE; PS51562; RNA_CAP0_MT; 1.
PE   1: Evidence at protein level;
KW   3D-structure; Alternative splicing; Methyltransferase; mRNA capping;
KW   mRNA processing; Nucleus; Phosphoprotein; Reference proteome; RNA-binding;
KW   S-adenosyl-L-methionine; Transferase.
FT   CHAIN           1..476
FT                   /note="mRNA cap guanine-N7 methyltransferase"
FT                   /id="PRO_0000248321"
FT   DOMAIN          128..476
FT                   /note="mRNA cap 0 methyltransferase"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00895"
FT   REGION          1..146
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   MOTIF           126..128
FT                   /note="Nuclear localization signal"
FT   COMPBIAS        17..48
FT                   /note="Polar residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        51..143
FT                   /note="Basic and acidic residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   BINDING         176..177
FT                   /ligand="mRNA"
FT                   /ligand_id="ChEBI:CHEBI:33699"
FT                   /ligand_part="mRNA cap"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00895"
FT   BINDING         180
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00895,
FT                   ECO:0000269|PubMed:27422871, ECO:0007744|PDB:3BGV,
FT                   ECO:0007744|PDB:5E9J, ECO:0007744|PDB:5E9W"
FT   BINDING         205
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00895,
FT                   ECO:0000269|PubMed:27422871, ECO:0007744|PDB:3BGV,
FT                   ECO:0007744|PDB:5E9J, ECO:0007744|PDB:5E9W"
FT   BINDING         227
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00895,
FT                   ECO:0000269|PubMed:27422871, ECO:0007744|PDB:3BGV,
FT                   ECO:0007744|PDB:5E9J, ECO:0007744|PDB:5E9W"
FT   BINDING         261
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT                   /evidence="ECO:0000269|PubMed:27422871,
FT                   ECO:0007744|PDB:3BGV, ECO:0007744|PDB:5E9J,
FT                   ECO:0007744|PDB:5E9W"
FT   BINDING         284
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT                   /evidence="ECO:0000269|PubMed:27422871,
FT                   ECO:0007744|PDB:3BGV, ECO:0007744|PDB:5E9J,
FT                   ECO:0007744|PDB:5E9W"
FT   BINDING         289
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT                   /evidence="ECO:0000269|PubMed:27422871,
FT                   ECO:0007744|PDB:3BGV, ECO:0007744|PDB:5E9J,
FT                   ECO:0007744|PDB:5E9W"
FT   SITE            208
FT                   /note="mRNA cap binding"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00895"
FT   SITE            214
FT                   /note="mRNA cap binding"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00895"
FT   SITE            239
FT                   /note="mRNA cap binding"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00895"
FT   SITE            288
FT                   /note="mRNA cap binding"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00895"
FT   SITE            370
FT                   /note="mRNA cap binding"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00895"
FT   SITE            467
FT                   /note="mRNA cap binding"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00895"
FT   MOD_RES         24
FT                   /note="Phosphoserine"
FT                   /evidence="ECO:0000250|UniProtKB:Q9D0L8"
FT   MOD_RES         28
FT                   /note="Phosphoserine"
FT                   /evidence="ECO:0000250|UniProtKB:Q9D0L8"
FT   MOD_RES         29
FT                   /note="Phosphoserine"
FT                   /evidence="ECO:0000250|UniProtKB:Q5U2U7"
FT   MOD_RES         118
FT                   /note="Phosphoserine"
FT                   /evidence="ECO:0000250|UniProtKB:Q5U2U7"
FT   VAR_SEQ         465..476
FT                   /note="SIYLVFAFEKQQ -> RLTVTIMREAWLSTVGPGRAPVAASSVKWGTPRPAM
FT                   QFIL (in isoform 2)"
FT                   /evidence="ECO:0000303|PubMed:9790902"
FT                   /id="VSP_020241"
FT   MUTAGEN         80..83
FT                   /note="KKRK->AAAA: Does not abolish nuclear localization.
FT                   Abolishes nuclear localization; when associated with 103-
FT                   AAAAA-107 and I-127."
FT                   /evidence="ECO:0000269|PubMed:15767670"
FT   MUTAGEN         103..107
FT                   /note="KKRKR->AAAAA: Does not abolish nuclear localization.
FT                   Abolishes nuclear localization; when associated with 80-
FT                   AAAA-83 and I-127."
FT                   /evidence="ECO:0000269|PubMed:15767670"
FT   MUTAGEN         127
FT                   /note="R->I: Does not abolish nuclear localization.
FT                   Abolishes nuclear localization; when associated with 80-
FT                   AAAA-83 and 103-AAAAA-107."
FT                   /evidence="ECO:0000269|PubMed:15767670"
FT   MUTAGEN         178
FT                   /note="W->C: Loss of methyltransferase activity in presence
FT                   or absence of RAMAC; when associated with C-417. Complete
FT                   restored RAMAC-mediated methyltransferase activity under
FT                   reducing conditions; when associated with C-417. Loss of
FT                   methyltransferase activity in presence or absence of RAMAC;
FT                   when associated with C-417; C-393 and C-398. Partially
FT                   restored RAMAC-mediated methyltransferase activity under
FT                   reducing conditions; when associated with C-417; C-393 and
FT                   C-398."
FT                   /evidence="ECO:0000269|PubMed:27422871"
FT   MUTAGEN         203
FT                   /note="D->A: Loss of activity."
FT                   /evidence="ECO:0000269|PubMed:10347220"
FT   MUTAGEN         239
FT                   /note="R->A: Loss of activity."
FT                   /evidence="ECO:0000269|PubMed:10347220"
FT   MUTAGEN         289
FT                   /note="Y->A: Loss of activity."
FT                   /evidence="ECO:0000269|PubMed:10347220"
FT   MUTAGEN         291
FT                   /note="F->A: Strongly impairs enzyme activity."
FT                   /evidence="ECO:0000269|PubMed:10347220"
FT   MUTAGEN         354
FT                   /note="F->A: Loss of activity."
FT                   /evidence="ECO:0000269|PubMed:10347220"
FT   MUTAGEN         393
FT                   /note="K->C: Loss of methyltransferase activity in presence
FT                   or absence of RAMAC; when associated with C-178; C-398 and
FT                   C-417. Partially restored RAMAC-mediated methyltransferase
FT                   activity under reducing conditions; when associated with C-
FT                   178; C-398 and C-417."
FT                   /evidence="ECO:0000269|PubMed:27422871"
FT   MUTAGEN         398
FT                   /note="F->C: Loss of methyltransferase activity in presence
FT                   or absence of RAMAC; when associated with C-178; C-393 and
FT                   C-417. Partially restored RAMAC-mediated methyltransferase
FT                   activity under reducing conditions; when associated with C-
FT                   178; C-393 and C-417."
FT                   /evidence="ECO:0000269|PubMed:27422871"
FT   MUTAGEN         409
FT                   /note="K->E: Decreased S-adenosyl-L-methionine binding and
FT                   methyltransferase activity in absence of RAMAC; when
FT                   associated with E-413. Decreased interaction with RAMAC;
FT                   when associated with E-413."
FT                   /evidence="ECO:0000269|PubMed:27422871"
FT   MUTAGEN         413
FT                   /note="K->E: Decreased S-adenosyl-L-methionine binding and
FT                   methyltransferase activity in absence of RAMAC; when
FT                   associated with E-409. Decreased interaction with RAMAC;
FT                   when associated with E-409."
FT                   /evidence="ECO:0000269|PubMed:27422871"
FT   MUTAGEN         417
FT                   /note="A->C: Loss of methyltransferase activity in presence
FT                   or absence of RAMAC; when associated with C-178. Complete
FT                   restored RAMAC-mediated methyltransferase activity under
FT                   reducing conditions; when associated with C-178. Loss of
FT                   methyltransferase activity in presence or absence of RAMAC;
FT                   when associated with C-178. Loss of methyltransferase
FT                   activity in presence or absence of RAMAC; when associated
FT                   with C-178; C-393 and C-398. Partially restored RAMAC-
FT                   mediated methyltransferase activity under reducing
FT                   conditions; when associated with C-178; C-393 and C-398."
FT                   /evidence="ECO:0000269|PubMed:27422871"
FT   MUTAGEN         450
FT                   /note="R->E: Increased S-adenosyl-L-methionine binding and
FT                   methyltransferase activity in absence of RAMAC; when
FT                   associated with E-452. No change in interaction with RAMAC;
FT                   when associated with E-452."
FT                   /evidence="ECO:0000269|PubMed:27422871"
FT   MUTAGEN         452
FT                   /note="P->E: Increased S-adenosyl-L-methionine binding and
FT                   methyltransferase activity in absence of RAMAC; when
FT                   associated with E-450. No change in interaction with RAMAC;
FT                   when associated with E-450."
FT                   /evidence="ECO:0000269|PubMed:27422871"
FT   CONFLICT        179
FT                   /note="M -> I (in Ref. 3; BAA82447)"
FT                   /evidence="ECO:0000305"
FT   HELIX           170..193
FT                   /evidence="ECO:0007829|PDB:5E9W"
FT   STRAND          200..204
FT                   /evidence="ECO:0007829|PDB:5E9W"
FT   TURN            207..211
FT                   /evidence="ECO:0007829|PDB:5E9W"
FT   HELIX           212..217
FT                   /evidence="ECO:0007829|PDB:5E9W"
FT   STRAND          221..228
FT                   /evidence="ECO:0007829|PDB:5E9W"
FT   HELIX           230..244
FT                   /evidence="ECO:0007829|PDB:5E9W"
FT   STRAND          245..248
FT                   /evidence="ECO:0007829|PDB:5E9W"
FT   STRAND          254..259
FT                   /evidence="ECO:0007829|PDB:5E9W"
FT   TURN            262..264
FT                   /evidence="ECO:0007829|PDB:5E9W"
FT   HELIX           267..269
FT                   /evidence="ECO:0007829|PDB:5E9W"
FT   STRAND          271..273
FT                   /evidence="ECO:0007829|PDB:5E8J"
FT   STRAND          278..285
FT                   /evidence="ECO:0007829|PDB:5E9W"
FT   HELIX           287..292
FT                   /evidence="ECO:0007829|PDB:5E9W"
FT   HELIX           294..305
FT                   /evidence="ECO:0007829|PDB:5E9W"
FT   STRAND          308..319
FT                   /evidence="ECO:0007829|PDB:5E9W"
FT   HELIX           321..330
FT                   /evidence="ECO:0007829|PDB:5E9W"
FT   STRAND          331..337
FT                   /evidence="ECO:0007829|PDB:5E9W"
FT   STRAND          339..346
FT                   /evidence="ECO:0007829|PDB:5E9W"
FT   STRAND          357..362
FT                   /evidence="ECO:0007829|PDB:5E9W"
FT   TURN            363..365
FT                   /evidence="ECO:0007829|PDB:5E8J"
FT   STRAND          368..371
FT                   /evidence="ECO:0007829|PDB:5E9W"
FT   HELIX           375..382
FT                   /evidence="ECO:0007829|PDB:5E9W"
FT   HELIX           383..385
FT                   /evidence="ECO:0007829|PDB:5E9W"
FT   STRAND          387..394
FT                   /evidence="ECO:0007829|PDB:5E9W"
FT   HELIX           395..402
FT                   /evidence="ECO:0007829|PDB:5E9W"
FT   HELIX           406..414
FT                   /evidence="ECO:0007829|PDB:5E9W"
FT   STRAND          418..422
FT                   /evidence="ECO:0007829|PDB:5E8J"
FT   TURN            434..437
FT                   /evidence="ECO:0007829|PDB:5E8J"
FT   HELIX           438..443
FT                   /evidence="ECO:0007829|PDB:5E8J"
FT   STRAND          453..456
FT                   /evidence="ECO:0007829|PDB:5E9W"
FT   HELIX           458..464
FT                   /evidence="ECO:0007829|PDB:5E9W"
FT   STRAND          467..474
FT                   /evidence="ECO:0007829|PDB:5E9W"
SQ   SEQUENCE   476 AA;  54844 MW;  EC919BC41BD5E2B3 CRC64;
     MANSAKAEEY EKMSLEQAKA SVNSETESSF NINENTTASG TGLSEKTSVC RQVDIARKRK
     EFEDDLVKES SSCGKDTPSK KRKLDPEIVP EEKDCGDAEG NSKKRKRETE DVPKDKSSTG
     DGTQNKRKIA LEDVPEKQKN LEEGHSSTVA AHYNELQEVG LEKRSQSRIF YLRNFNNWMK
     SVLIGEFLEK VRQKKKRDIT VLDLGCGKGG DLLKWKKGRI NKLVCTDIAD VSVKQCQQRY
     EDMKNRRDSE YIFSAEFITA DSSKELLIDK FRDPQMCFDI CSCQFVCHYS FESYEQADMM
     LRNACERLSP GGYFIGTTPN SFELIRRLEA SETESFGNEI YTVKFQKKGD YPLFGCKYDF
     NLEGVVDVPE FLVYFPLLNE MAKKYNMKLV YKKTFLEFYE EKIKNNENKM LLKRMQALEP
     YPANESSKLV SEKVDDYEHA AKYMKNSQVR LPLGTLSKSE WEATSIYLVF AFEKQQ
 
 
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