ID C3YQ40_BRAFL Unreviewed; 287 AA.
AC C3YQ40;
DT 28-JUL-2009, integrated into UniProtKB/TrEMBL.
DT 28-JUL-2009, sequence version 1.
DT 24-JAN-2024, entry version 56.
DE RecName: Full=Snurportin-1 {ECO:0000256|ARBA:ARBA00016034};
DE AltName: Full=RNA U transporter 1 {ECO:0000256|ARBA:ARBA00031454};
DE Flags: Fragment;
GN ORFNames=BRAFLDRAFT_230595 {ECO:0000313|EMBL:EEN57544.1};
OS Branchiostoma floridae (Florida lancelet) (Amphioxus).
OC Eukaryota; Metazoa; Chordata; Cephalochordata; Leptocardii; Amphioxiformes;
OC Branchiostomatidae; Branchiostoma.
OX NCBI_TaxID=7739;
RN [1] {ECO:0000313|EMBL:EEN57544.1}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=S238N-H82 {ECO:0000313|EMBL:EEN57544.1};
RC TISSUE=Testes {ECO:0000313|EMBL:EEN57544.1};
RX PubMed=18563158; DOI=10.1038/nature06967;
RG US DOE Joint Genome Institute (JGI-PGF);
RA Putnam N.H., Butts T., Ferrier D.E.K., Furlong R.F., Hellsten U.,
RA Kawashima T., Robinson-Rechavi M., Shoguchi E., Terry A., Yu J.-K.,
RA Benito-Gutierrez E.L., Dubchak I., Garcia-Fernandez J., Gibson-Brown J.J.,
RA Grigoriev I.V., Horton A.C., de Jong P.J., Jurka J., Kapitonov V.V.,
RA Kohara Y., Kuroki Y., Lindquist E., Lucas S., Osoegawa K., Pennacchio L.A.,
RA Salamov A.A., Satou Y., Sauka-Spengler T., Schmutz J., Shin-I T.,
RA Toyoda A., Bronner-Fraser M., Fujiyama A., Holland L.Z., Holland P.W.H.,
RA Satoh N., Rokhsar D.S.;
RT "The amphioxus genome and the evolution of the chordate karyotype.";
RL Nature 453:1064-1071(2008).
CC -!- FUNCTION: Functions as an U snRNP-specific nuclear import adapter.
CC Involved in the trimethylguanosine (m3G)-cap-dependent nuclear import
CC of U snRNPs. Binds specifically to the terminal m3G-cap U snRNAs.
CC {ECO:0000256|ARBA:ARBA00003975}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|ARBA:ARBA00004496}.
CC Nucleus {ECO:0000256|ARBA:ARBA00004123}.
CC -!- SIMILARITY: Belongs to the snurportin family.
CC {ECO:0000256|ARBA:ARBA00007540}.
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DR EMBL; GG666540; EEN57544.1; -; Genomic_DNA.
DR RefSeq; XP_002601532.1; XM_002601486.1.
DR AlphaFoldDB; C3YQ40; -.
DR STRING; 7739.C3YQ40; -.
DR eggNOG; KOG3132; Eukaryota.
DR InParanoid; C3YQ40; -.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0005634; C:nucleus; IEA:UniProtKB-SubCell.
DR GO; GO:0061608; F:nuclear import signal receptor activity; IEA:InterPro.
DR GO; GO:0003723; F:RNA binding; IEA:UniProtKB-KW.
DR GO; GO:0006606; P:protein import into nucleus; IEA:InterPro.
DR GO; GO:0061015; P:snRNA import into nucleus; IEA:InterPro.
DR CDD; cd09232; Snurportin-1_C; 1.
DR Gene3D; 3.30.470.30; DNA ligase/mRNA capping enzyme; 1.
DR InterPro; IPR002652; Importin-a_IBB.
DR InterPro; IPR017336; Snurportin-1.
DR InterPro; IPR024721; Snurportin-1_N.
DR InterPro; IPR047857; Snurportin1_C.
DR PANTHER; PTHR13403:SF6; SNURPORTIN-1; 1.
DR PANTHER; PTHR13403; SNURPORTIN1 RNUT1 PROTEIN RNA, U TRANSPORTER 1; 1.
DR Pfam; PF11538; Snurportin1; 1.
DR SUPFAM; SSF56091; DNA ligase/mRNA capping enzyme, catalytic domain; 1.
DR PROSITE; PS51214; IBB; 1.
PE 3: Inferred from homology;
KW Cytoplasm {ECO:0000256|ARBA:ARBA00022490};
KW Nucleus {ECO:0000256|ARBA:ARBA00023242};
KW RNA-binding {ECO:0000256|ARBA:ARBA00022884};
KW Transport {ECO:0000256|ARBA:ARBA00022448, ECO:0000256|PROSITE-
KW ProRule:PRU00561}.
FT DOMAIN 11..73
FT /note="IBB"
FT /evidence="ECO:0000259|PROSITE:PS51214"
FT REGION 1..56
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 1..20
FT /note="Polar residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 30..56
FT /note="Basic and acidic residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT NON_TER 287
FT /evidence="ECO:0000313|EMBL:EEN57544.1"
SQ SEQUENCE 287 AA; 32986 MW; A601E2FB0CF57D25 CRC64;
MEELTSTLAS SFSVSNIPNN PAAPHPRLAQ YKAKSHDLAQ SERRRQMLDR QKKQRQDVAN
LARRLAENDW ENWSTEEEED EEEMDFTQKR PKLYANQLML SEWLVDVPGD LEEEWLMVAC
PVGRRNLLVA AKGTTKAYTK GGFCVNCFPS ALPGGRKGKY SAKEYTILDT IFCEASRTFY
VLDIMCWKGH PVYDSETDFR FYWLQTKLQE EPGVAEHSNT NPFVFVALKN TPCQRLSIQQ
RLAETFPYEV DGLLFFHKRT HYTFGSSPLV GWLKPHMLPD ILGIPAP
//