ID   RANB1_TOBAC             Reviewed;         221 AA.
AC   P41919;
DT   01-NOV-1995, integrated into UniProtKB/Swiss-Prot.
DT   01-NOV-1995, sequence version 1.
DT   03-AUG-2022, entry version 104.
DE   RecName: Full=GTP-binding nuclear protein Ran-B1;
GN   Name=RAN-B1;
OS   Nicotiana tabacum (Common tobacco).
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC   asterids; lamiids; Solanales; Solanaceae; Nicotianoideae; Nicotianeae;
OC   Nicotiana.
OX   NCBI_TaxID=4097;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [MRNA].
RC   STRAIN=cv. SR1;
RX   PubMed=7987414; DOI=10.1046/j.1365-313x.1994.6040555.x;
RA   Merkle T., Haizel T., Matsumoto T., Harter K., Dallmann G., Nagy F.;
RT   "Phenotype of the fission yeast cell cycle regulatory mutant pim1-46 is
RT   suppressed by a tobacco cDNA encoding a small, Ran-like GTP-binding
RT   protein.";
RL   Plant J. 6:555-565(1994).
CC   -!- FUNCTION: GTP-binding protein involved in nucleocytoplasmic transport.
CC       Required for the import of protein into the nucleus and also for RNA
CC       export. Involved in chromatin condensation and control of cell cycle
CC       (By similarity). {ECO:0000250}.
CC   -!- SUBUNIT: Found in a nuclear export complex with RanGTP, exportin and
CC       pre-miRNA (By similarity). {ECO:0000250|UniProtKB:P62825}.
CC   -!- SUBCELLULAR LOCATION: Nucleus {ECO:0000250}.
CC   -!- SIMILARITY: Belongs to the small GTPase superfamily. Ran family.
CC       {ECO:0000305}.
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DR   EMBL; L16787; AAA34109.1; -; mRNA.
DR   RefSeq; NP_001312212.1; NM_001325283.1.
DR   AlphaFoldDB; P41919; -.
DR   SMR; P41919; -.
DR   STRING; 4097.P41919; -.
DR   GeneID; 107779563; -.
DR   KEGG; nta:107779563; -.
DR   Proteomes; UP000084051; Unplaced.
DR   GO; GO:0005737; C:cytoplasm; IBA:GO_Central.
DR   GO; GO:0005634; C:nucleus; IBA:GO_Central.
DR   GO; GO:0005525; F:GTP binding; IEA:UniProtKB-KW.
DR   GO; GO:0003924; F:GTPase activity; IBA:GO_Central.
DR   GO; GO:0006606; P:protein import into nucleus; IBA:GO_Central.
DR   GO; GO:0000054; P:ribosomal subunit export from nucleus; IBA:GO_Central.
DR   Gene3D; 3.40.50.300; -; 1.
DR   InterPro; IPR027417; P-loop_NTPase.
DR   InterPro; IPR002041; Ran_GTPase.
DR   InterPro; IPR005225; Small_GTP-bd_dom.
DR   InterPro; IPR001806; Small_GTPase.
DR   PANTHER; PTHR24071; PTHR24071; 1.
DR   Pfam; PF00071; Ras; 1.
DR   PRINTS; PR00627; GTPRANTC4.
DR   SMART; SM00174; RHO; 1.
DR   SUPFAM; SSF52540; SSF52540; 1.
DR   TIGRFAMs; TIGR00231; small_GTP; 1.
DR   PROSITE; PS51418; RAN; 1.
PE   2: Evidence at transcript level;
KW   GTP-binding; Nucleotide-binding; Nucleus; Protein transport;
KW   Reference proteome; Transport.
FT   CHAIN           1..221
FT                   /note="GTP-binding nuclear protein Ran-B1"
FT                   /id="PRO_0000208726"
FT   BINDING         21..28
FT                   /ligand="GTP"
FT                   /ligand_id="ChEBI:CHEBI:37565"
FT                   /evidence="ECO:0000250|UniProtKB:P62825"
FT   BINDING         71
FT                   /ligand="GTP"
FT                   /ligand_id="ChEBI:CHEBI:37565"
FT                   /evidence="ECO:0000250|UniProtKB:P62825"
FT   BINDING         125..128
FT                   /ligand="GTP"
FT                   /ligand_id="ChEBI:CHEBI:37565"
FT                   /evidence="ECO:0000250|UniProtKB:P62825"
FT   BINDING         153..155
FT                   /ligand="GTP"
FT                   /ligand_id="ChEBI:CHEBI:37565"
FT                   /evidence="ECO:0000250|UniProtKB:P62825"
SQ   SEQUENCE   221 AA;  25172 MW;  C409B4644CB4C9C5 CRC64;
     MALPNQQTVD YPSFKLVIVG DGGTGKTTFV KRHLTGEFEK KYEPTIGVEV HPLDFFTNCG
     KIRFYCWDTA GQEKFGGLRD GYYIHGQCAI IMFDVTARLT YKNVPTWHRD LCRVCENIPI
     VLCGNKVDVK NRQVKAKQVT FHRKKNLQYY EISAKSNYNF EKPFLYLARK LAGDANLHFV
     ESPALAPPEV QIDLAAQQLH EQELLQAAAH ALPDDDDEAF E