SELA_PSEPG
ID SELA_PSEPG Reviewed; 475 AA.
AC B0KKB9;
DT 20-MAY-2008, integrated into UniProtKB/Swiss-Prot.
DT 18-MAR-2008, sequence version 1.
DT 25-MAY-2022, entry version 76.
DE RecName: Full=L-seryl-tRNA(Sec) selenium transferase {ECO:0000255|HAMAP-Rule:MF_00423};
DE EC=2.9.1.1 {ECO:0000255|HAMAP-Rule:MF_00423};
DE AltName: Full=Selenocysteine synthase {ECO:0000255|HAMAP-Rule:MF_00423};
DE Short=Sec synthase {ECO:0000255|HAMAP-Rule:MF_00423};
DE AltName: Full=Selenocysteinyl-tRNA(Sec) synthase {ECO:0000255|HAMAP-Rule:MF_00423};
GN Name=selA {ECO:0000255|HAMAP-Rule:MF_00423};
GN OrderedLocusNames=PputGB1_0536;
OS Pseudomonas putida (strain GB-1).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Pseudomonadales;
OC Pseudomonadaceae; Pseudomonas.
OX NCBI_TaxID=76869;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=GB-1;
RG US DOE Joint Genome Institute;
RA Copeland A., Lucas S., Lapidus A., Barry K., Glavina del Rio T., Dalin E.,
RA Tice H., Pitluck S., Bruce D., Goodwin L., Chertkov O., Brettin T.,
RA Detter J.C., Han C., Kuske C.R., Schmutz J., Larimer F., Land M.,
RA Hauser L., Kyrpides N., Kim E., McCarthy J.K., Richardson P.;
RT "Complete sequence of Pseudomonas putida GB-1.";
RL Submitted (JAN-2008) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Converts seryl-tRNA(Sec) to selenocysteinyl-tRNA(Sec)
CC required for selenoprotein biosynthesis. {ECO:0000255|HAMAP-
CC Rule:MF_00423}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=H(+) + L-seryl-tRNA(Sec) + selenophosphate = L-
CC selenocysteinyl-tRNA(Sec) + phosphate; Xref=Rhea:RHEA:22728,
CC Rhea:RHEA-COMP:9742, Rhea:RHEA-COMP:9743, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:16144, ChEBI:CHEBI:43474, ChEBI:CHEBI:78533,
CC ChEBI:CHEBI:78573; EC=2.9.1.1; Evidence={ECO:0000255|HAMAP-
CC Rule:MF_00423};
CC -!- COFACTOR:
CC Name=pyridoxal 5'-phosphate; Xref=ChEBI:CHEBI:597326;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00423};
CC -!- PATHWAY: Aminoacyl-tRNA biosynthesis; selenocysteinyl-tRNA(Sec)
CC biosynthesis; selenocysteinyl-tRNA(Sec) from L-seryl-tRNA(Sec)
CC (bacterial route): step 1/1. {ECO:0000255|HAMAP-Rule:MF_00423}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00423}.
CC -!- SIMILARITY: Belongs to the SelA family. {ECO:0000255|HAMAP-
CC Rule:MF_00423}.
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DR EMBL; CP000926; ABY96447.1; -; Genomic_DNA.
DR RefSeq; WP_012270263.1; NC_010322.1.
DR AlphaFoldDB; B0KKB9; -.
DR SMR; B0KKB9; -.
DR STRING; 76869.PputGB1_0536; -.
DR EnsemblBacteria; ABY96447; ABY96447; PputGB1_0536.
DR KEGG; ppg:PputGB1_0536; -.
DR eggNOG; COG1921; Bacteria.
DR HOGENOM; CLU_038142_1_0_6; -.
DR OMA; GATNRTH; -.
DR UniPathway; UPA00906; UER00896.
DR Proteomes; UP000002157; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0004125; F:L-seryl-tRNASec selenium transferase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0001514; P:selenocysteine incorporation; IEA:UniProtKB-UniRule.
DR GO; GO:0097056; P:selenocysteinyl-tRNA(Sec) biosynthetic process; IEA:UniProtKB-UniPathway.
DR Gene3D; 3.40.640.10; -; 1.
DR HAMAP; MF_00423; SelA; 1.
DR InterPro; IPR015424; PyrdxlP-dep_Trfase.
DR InterPro; IPR015421; PyrdxlP-dep_Trfase_major.
DR InterPro; IPR018319; SelA-like.
DR InterPro; IPR004534; SelA_trans.
DR InterPro; IPR025862; SelA_trans_N_dom.
DR Pfam; PF12390; Se-cys_synth_N; 1.
DR Pfam; PF03841; SelA; 1.
DR SUPFAM; SSF53383; SSF53383; 1.
DR TIGRFAMs; TIGR00474; selA; 1.
PE 3: Inferred from homology;
KW Cytoplasm; Protein biosynthesis; Pyridoxal phosphate; Selenium;
KW Transferase.
FT CHAIN 1..475
FT /note="L-seryl-tRNA(Sec) selenium transferase"
FT /id="PRO_1000080561"
FT MOD_RES 297
FT /note="N6-(pyridoxal phosphate)lysine"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00423"
SQ SEQUENCE 475 AA; 51544 MW; 4FFCE736A5B50CE0 CRC64;
MSSSLASDTP RLPSIDTLLR HQACLPLIDR HGREGVLATL RQLLDDLRNL VRNGELTPAE
LAPEILLGRT GERLAAQQRS QVRRVFNLTG TVLHTNLGRA LLPEAAIEAM QTAARYPLNL
EFDLATGKRG DRDDLIEGLI RELTGAEAVT VVNNNAAAVL LALNSLGARK EGIISRGELI
EIGGAFRIPD IMARAGVKLH EIGTTNRTHA RDYEAAIGPR TGLLMRVHCS NYSIQGFTTQ
VPTAELASIA HQRDLPLLED LGSGSLLDLT RWGLPAEPTV RQALADGADI VTFSGDKLLG
GPQAGIIVGR KDLIARIKKN PLKRALRVDK ITLAALEAVL ALYRNPDRLA ERLPTLRLLT
RSQAEIQAQA ERLAPEVKAH LGEQWAVSVA PALGMIGSGS QPVARLPSAA LCLRPQVSKK
LRGRSLHVLE RALRDLPVPV LGRLDDDALW LDLRQLDDEA QWLAQLPALQ LGPVQ