ID D9S2B4_THEOJ Unreviewed; 639 AA.
AC D9S2B4;
DT 05-OCT-2010, integrated into UniProtKB/TrEMBL.
DT 05-OCT-2010, sequence version 1.
DT 28-JAN-2026, entry version 82.
DE RecName: Full=Selenocysteine-specific elongation factor {ECO:0000256|ARBA:ARBA00015953};
DE AltName: Full=SelB translation factor {ECO:0000256|ARBA:ARBA00031615};
GN OrderedLocusNames=Toce_0775 {ECO:0000313|EMBL:ADL07541.1};
OS Thermosediminibacter oceani (strain ATCC BAA-1034 / DSM 16646 /
OS JW/IW-1228P).
OC Bacteria; Bacillati; Bacillota; Clostridia; Thermosediminibacterales;
OC Thermosediminibacteraceae; Thermosediminibacter.
OX NCBI_TaxID=555079 {ECO:0000313|EMBL:ADL07541.1, ECO:0000313|Proteomes:UP000000272};
RN [1] {ECO:0000313|EMBL:ADL07541.1, ECO:0000313|Proteomes:UP000000272}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC BAA-1034 / DSM 16646 / JW/IW-1228P
RC {ECO:0000313|Proteomes:UP000000272};
RX PubMed=21304740;
RA Pitluck S., Yasawong M., Munk C., Nolan M., Lapidus A., Lucas S.,
RA Glavina Del Rio T., Tice H., Cheng J.F., Bruce D., Detter C., Tapia R.,
RA Han C., Goodwin L., Liolios K., Ivanova N., Mavromatis K., Mikhailova N.,
RA Pati A., Chen A., Palaniappan K., Land M., Hauser L., Chang Y.J.,
RA Jeffries C.D., Rohde M., Spring S., Sikorski J., Goker M., Woyke T.,
RA Bristow J., Eisen J.A., Markowitz V., Hugenholtz P., Kyrpides N.C.,
RA Klenk H.P.;
RT "Complete genome sequence of Thermosediminibacter oceani type strain
RT (JW/IW-1228P).";
RL Stand. Genomic Sci. 3:108-116(2010).
CC -!- FUNCTION: Translation factor necessary for the incorporation of
CC selenocysteine into proteins. It probably replaces EF-Tu for the
CC insertion of selenocysteine directed by the UGA codon. SelB binds GTP
CC and GDP. {ECO:0000256|ARBA:ARBA00025526}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|ARBA:ARBA00004496}.
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DR EMBL; CP002131; ADL07541.1; -; Genomic_DNA.
DR RefSeq; WP_013275586.1; NC_014377.1.
DR AlphaFoldDB; D9S2B4; -.
DR STRING; 555079.Toce_0775; -.
DR KEGG; toc:Toce_0775; -.
DR eggNOG; COG3276; Bacteria.
DR HOGENOM; CLU_023030_3_0_9; -.
DR OrthoDB; 9804504at2; -.
DR Proteomes; UP000000272; Chromosome.
DR GO; GO:0005829; C:cytosol; IEA:TreeGrafter.
DR GO; GO:0005525; F:GTP binding; IEA:UniProtKB-KW.
DR GO; GO:0003924; F:GTPase activity; IEA:InterPro.
DR GO; GO:0016779; F:nucleotidyltransferase activity; IEA:UniProtKB-KW.
DR GO; GO:0003723; F:RNA binding; IEA:InterPro.
DR GO; GO:0003746; F:translation elongation factor activity; IEA:UniProtKB-KW.
DR GO; GO:0001514; P:selenocysteine incorporation; IEA:InterPro.
DR CDD; cd04171; SelB; 1.
DR CDD; cd03696; SelB_II; 1.
DR CDD; cd15491; selB_III; 1.
DR FunFam; 3.40.50.300:FF:001064; Selenocysteine-specific translation elongation factor; 1.
DR Gene3D; 1.10.10.2770; -; 1.
DR Gene3D; 3.40.50.300; P-loop containing nucleotide triphosphate hydrolases; 1.
DR Gene3D; 2.40.30.10; Translation factors; 1.
DR Gene3D; 1.10.10.10; Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain; 1.
DR InterPro; IPR057335; Beta-barrel_SelB.
DR InterPro; IPR050055; EF-Tu_GTPase.
DR InterPro; IPR004161; EFTu-like_2.
DR InterPro; IPR015190; Elong_fac_SelB-wing-hlx_typ-2.
DR InterPro; IPR031157; G_TR_CS.
DR InterPro; IPR027417; P-loop_NTPase.
DR InterPro; IPR015191; SelB_WHD4.
DR InterPro; IPR005225; Small_GTP-bd.
DR InterPro; IPR000795; T_Tr_GTP-bd_dom.
DR InterPro; IPR009000; Transl_B-barrel_sf.
DR InterPro; IPR009001; Transl_elong_EF1A/Init_IF2_C.
DR InterPro; IPR004535; Transl_elong_SelB.
DR InterPro; IPR036388; WH-like_DNA-bd_sf.
DR InterPro; IPR036390; WH_DNA-bd_sf.
DR NCBIfam; TIGR00475; selB; 1.
DR NCBIfam; TIGR00231; small_GTP; 1.
DR PANTHER; PTHR43721:SF22; ELONGATION FACTOR TU, MITOCHONDRIAL; 1.
DR PANTHER; PTHR43721; ELONGATION FACTOR TU-RELATED; 1.
DR Pfam; PF25461; Beta-barrel_SelB; 1.
DR Pfam; PF00009; GTP_EFTU; 1.
DR Pfam; PF03144; GTP_EFTU_D2; 1.
DR Pfam; PF09106; WHD_2nd_SelB; 1.
DR Pfam; PF09107; WHD_3rd_SelB; 1.
DR PRINTS; PR00315; ELONGATNFCT.
DR SUPFAM; SSF50465; EF-Tu/eEF-1alpha/eIF2-gamma C-terminal domain; 1.
DR SUPFAM; SSF52540; P-loop containing nucleoside triphosphate hydrolases; 1.
DR SUPFAM; SSF50447; Translation proteins; 1.
DR SUPFAM; SSF46785; Winged helix' DNA-binding domain; 3.
DR PROSITE; PS00301; G_TR_1; 1.
DR PROSITE; PS51722; G_TR_2; 1.
PE 4: Predicted;
KW Cytoplasm {ECO:0000256|ARBA:ARBA00022490};
KW Elongation factor {ECO:0000313|EMBL:ADL07541.1};
KW GTP-binding {ECO:0000256|ARBA:ARBA00023134};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741};
KW Nucleotidyltransferase {ECO:0000313|EMBL:ADL07541.1};
KW Protein biosynthesis {ECO:0000256|ARBA:ARBA00022917};
KW Reference proteome {ECO:0000313|Proteomes:UP000000272};
KW Transferase {ECO:0000313|EMBL:ADL07541.1}.
FT DOMAIN 1..173
FT /note="Tr-type G"
FT /evidence="ECO:0000259|PROSITE:PS51722"
SQ SEQUENCE 639 AA; 71776 MW; 450FCDCC046965B0 CRC64;
MSNVIVGTAG HIDHGKTTLI KAMTGVNTDR LKEEQERGIT IDLGFAHLLL PSGRRVGIVD
VPGHEKFVKN MLAGAGGIDL VLLVVAADEG IMPQTREHLN ILQLLNVKRG IVVITKKDLV
DEEWLEMVKE DIGEELKGTF LEKSPIIPVS SVTGEGIKEL VEMIDRMTEE TFERDLDSPF
RLPIDRVFSL PGIGTVVTGS LLCGLVSVGE NVEIFPKGLM CKVRSIQIHG ESRQTAMAGQ
RTAINLSDVK PEDISRGDVV SRVEAMLPVS RALGSFRLLK DAPRPLKNRD RIRFHAGTGE
VMARVTLIDV DELAPGEEAF VSIDFEEPVA VSYKDYYVVR SYSPITTIGG GQILFVNPGR
FKRSMRDRVV DALRRAKEGD LGEFILGFVS VFGRAHIPLR SLVPYTSRSL DRIRVAAENL
SAKGEALVLR VGPEDEVFDK RFYEDKSAEV RDILENYHRK FPLSEGMAKE ELRSRLNLDG
KVFEAMLERW VAGGLLESRG KTVNLKGFTV KVSEKQRETI EKLLREFREK GWTPPTLNEL
MASFSEEAKD VKEVLNWLVS RGDIIKINEE IYMAREWVEK ARHLLQEFFA KNSELTVAQF
RDMLGTTRKY ALPLLEYMDG IKVTRRLKET RAAGIKLYE
//