ID A0A0D6TDN9_9RHOB Unreviewed; 452 AA.
AC A0A0D6TDN9;
DT 27-MAY-2015, integrated into UniProtKB/TrEMBL.
DT 27-MAY-2015, sequence version 1.
DT 24-JAN-2024, entry version 41.
DE RecName: Full=L-seryl-tRNA(Sec) selenium transferase {ECO:0000256|HAMAP-Rule:MF_00423};
DE EC=2.9.1.1 {ECO:0000256|HAMAP-Rule:MF_00423};
DE AltName: Full=Selenocysteine synthase {ECO:0000256|HAMAP-Rule:MF_00423};
DE Short=Sec synthase {ECO:0000256|HAMAP-Rule:MF_00423};
DE AltName: Full=Selenocysteinyl-tRNA(Sec) synthase {ECO:0000256|HAMAP-Rule:MF_00423};
GN Name=selA {ECO:0000256|HAMAP-Rule:MF_00423};
GN ORFNames=SY26_05935 {ECO:0000313|EMBL:KIX17937.1};
OS Paracoccus sp. 228.
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Rhodobacterales;
OC Paracoccaceae; Paracoccus.
OX NCBI_TaxID=1192054 {ECO:0000313|EMBL:KIX17937.1, ECO:0000313|Proteomes:UP000032743};
RN [1] {ECO:0000313|EMBL:KIX17937.1, ECO:0000313|Proteomes:UP000032743}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=361 {ECO:0000313|EMBL:KIX17937.1,
RC ECO:0000313|Proteomes:UP000032743};
RA Karczewska-Golec J., Kochanowska-Lyzen M., Balut M., Golec P.,
RA Madanecki P., Markert S., Piotrowski A., Schweder T., Szalewska-Palasz A.;
RT "Three Bacterial Inhabitants of the Baltic Sea under Osmotic Stress: a
RT Genomic and a Proteomic Perspective.";
RL Submitted (FEB-2015) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Converts seryl-tRNA(Sec) to selenocysteinyl-tRNA(Sec)
CC required for selenoprotein biosynthesis. {ECO:0000256|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:0000256|HAMAP-
CC Rule:MF_00423};
CC -!- COFACTOR:
CC Name=pyridoxal 5'-phosphate; Xref=ChEBI:CHEBI:597326;
CC Evidence={ECO:0000256|ARBA:ARBA00001933,
CC ECO:0000256|HAMAP-Rule:MF_00423, ECO:0000256|PIRSR:PIRSR618319-50};
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:0000256|HAMAP-Rule:MF_00423}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00423}.
CC -!- SIMILARITY: Belongs to the SelA family. {ECO:0000256|HAMAP-
CC Rule:MF_00423}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:KIX17937.1}.
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DR EMBL; JYGY01000002; KIX17937.1; -; Genomic_DNA.
DR RefSeq; WP_045999769.1; NZ_JYGY01000002.1.
DR AlphaFoldDB; A0A0D6TDN9; -.
DR STRING; 1192054.SY26_05935; -.
DR PATRIC; fig|1603292.4.peg.1217; -.
DR OrthoDB; 9787096at2; -.
DR UniPathway; UPA00906; UER00896.
DR Proteomes; UP000032743; Unassembled WGS sequence.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0004125; F:L-seryl-tRNA(Sec) selenium transferase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0001514; P:selenocysteine incorporation; IEA:UniProtKB-UniRule.
DR Gene3D; 3.90.1150.180; -; 1.
DR Gene3D; 3.40.640.10; Type I PLP-dependent aspartate aminotransferase-like (Major domain); 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 NCBIfam; TIGR00474; selA; 1.
DR PANTHER; PTHR32328; L-SERYL-TRNA(SEC) SELENIUM TRANSFERASE; 1.
DR PANTHER; PTHR32328:SF0; L-SERYL-TRNA(SEC) SELENIUM TRANSFERASE; 1.
DR Pfam; PF12390; Se-cys_synth_N; 1.
DR Pfam; PF03841; SelA; 1.
DR SUPFAM; SSF53383; PLP-dependent transferases; 1.
PE 3: Inferred from homology;
KW Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00423};
KW Protein biosynthesis {ECO:0000256|ARBA:ARBA00022917, ECO:0000256|HAMAP-
KW Rule:MF_00423};
KW Pyridoxal phosphate {ECO:0000256|ARBA:ARBA00022898, ECO:0000256|HAMAP-
KW Rule:MF_00423}; Reference proteome {ECO:0000313|Proteomes:UP000032743};
KW Selenium {ECO:0000256|ARBA:ARBA00023266, ECO:0000256|HAMAP-Rule:MF_00423};
KW Transferase {ECO:0000256|HAMAP-Rule:MF_00423}.
FT DOMAIN 4..41
FT /note="L-seryl-tRNA selenium transferase N-terminal"
FT /evidence="ECO:0000259|Pfam:PF12390"
FT MOD_RES 288
FT /note="N6-(pyridoxal phosphate)lysine"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00423,
FT ECO:0000256|PIRSR:PIRSR618319-50"
SQ SEQUENCE 452 AA; 47910 MW; 5E26A3DFFB1B3396 CRC64;
MSGFRALPSV DQVLLAVPSL IDAHGRQAVT RTARLRLDAA RAAIRDGADG AAEAARLPHL
LAADLAAAAV TQLRPILNLT GTVLHTNLGR AILADEAIAA ASAAMAAPLA LEFDLTTGGR
GQRDDHLRGL LCELTGAEDA TIVNNNAAAV LIALNTFGQD RDSIVSRGEL IEIGGAFRMP
DIMARAGTRL VEVGTTNRTH ARDYRDAITD RTGLILKVHT SNYRIEGFTA EVPAPDLAAI
ARDAGVVMLN DLGAGSLVDL SRWGLRREPT VAEAVAEGAD LITFSGDKLL GGPQAGFIVG
RRDLIARINK NPMKRAVRLD KIRIAALQAT LRLYLDPDRL DQRLPVLRML SRSHADIAAQ
AARLAPQVAA LLPDHRVVPT ECASQIGSGS LPTDTIPSAG LRISGAGGDA PDRLAAWLRD
RPRPVIGHIR DGALILDLRC LGDDRDLLEA LT
//
