ID A0A0M8KQN4_9MICO Unreviewed; 485 AA.
AC A0A0M8KQN4;
DT 09-DEC-2015, integrated into UniProtKB/TrEMBL.
DT 09-DEC-2015, sequence version 1.
DT 24-JAN-2024, entry version 32.
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=Y09_1891 {ECO:0000313|EMBL:GAP79052.1};
OS Brachybacterium sp. SW0106-09.
OC Bacteria; Actinomycetota; Actinomycetes; Micrococcales; Dermabacteraceae;
OC Brachybacterium.
OX NCBI_TaxID=1704590 {ECO:0000313|EMBL:GAP79052.1, ECO:0000313|Proteomes:UP000037781};
RN [1] {ECO:0000313|EMBL:GAP79052.1, ECO:0000313|Proteomes:UP000037781}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=SW0106-09 {ECO:0000313|EMBL:GAP79052.1,
RC ECO:0000313|Proteomes:UP000037781};
RA Qin Q.L., Li Y., Zhang Y.Z.;
RT "Genome Sequencing of Brachybacterium sp. SW0106-09.";
RL Submitted (SEP-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:GAP79052.1}.
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DR EMBL; BCAK01000018; GAP79052.1; -; Genomic_DNA.
DR RefSeq; WP_053917449.1; NZ_BCAK01000018.1.
DR AlphaFoldDB; A0A0M8KQN4; -.
DR UniPathway; UPA00906; UER00896.
DR Proteomes; UP000037781; 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; 3.90.1150.110; -; 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 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; 2.
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};
KW Selenium {ECO:0000256|ARBA:ARBA00023266, ECO:0000256|HAMAP-Rule:MF_00423};
KW Transferase {ECO:0000256|HAMAP-Rule:MF_00423, ECO:0000313|EMBL:GAP79052.1}.
FT DOMAIN 12..51
FT /note="L-seryl-tRNA selenium transferase N-terminal"
FT /evidence="ECO:0000259|Pfam:PF12390"
FT REGION 214..235
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT REGION 460..485
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 460..476
FT /note="Basic and acidic residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT MOD_RES 312
FT /note="N6-(pyridoxal phosphate)lysine"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00423,
FT ECO:0000256|PIRSR:PIRSR618319-50"
SQ SEQUENCE 485 AA; 49582 MW; 9A9129865C3AB30D CRC64;
MPQSPSDAED PRRRIPRTDR LLALPEVAAA SGAMGERVVH DLVRAAQDRA RRGEIVPEDV
AAAVLASLGE HSASSLRPVL NATGVIVHTN LGRAPLSAAA RQAVQDAAGY TDVEFDLATG
ARSRRGAGAR AALLAACPAA EDALVVNNGA AALLLATTAL AAGREVLWSR GELVEIGAGF
RLAELVASAG ARVREVGTTN RTHASDYREA LTAGAGGEQG AAAPGPGAQP APADEPSVGA
ILKVHTSNYR IEGFTSEVGI AELAALAHEH GLPLIADLGS GLLRPETALP DEPDAASALT
AGADVVITSG DKLLGGPQAG ILLGRREVIA RLARHPLARA VRADKLALAA IEATLAGPVP
PVLAALRTDP DTLRERTDAL AARLGGRTVA HDGRVGGGGG AEVPLPGWAI ALEEELAAEL
RTGDPAVVGT VQGSACLLDL RCVPAEHEDT LVGAVAAARE RLRDRDNRRR PEDASAHASA
QDPAR
//
