ID I4BRG8_MYCCN Unreviewed; 437 AA.
AC I4BRG8;
DT 05-SEP-2012, integrated into UniProtKB/TrEMBL.
DT 05-SEP-2012, sequence version 1.
DT 27-MAR-2024, entry version 65.
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 OrderedLocusNames=Mycch_5189 {ECO:0000313|EMBL:AFM19875.1};
OS Mycolicibacterium chubuense (strain NBB4) (Mycobacterium chubuense).
OC Bacteria; Actinomycetota; Actinomycetes; Mycobacteriales; Mycobacteriaceae;
OC Mycolicibacterium.
OX NCBI_TaxID=710421 {ECO:0000313|EMBL:AFM19875.1, ECO:0000313|Proteomes:UP000006057};
RN [1] {ECO:0000313|EMBL:AFM19875.1, ECO:0000313|Proteomes:UP000006057}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=NBB4 {ECO:0000313|EMBL:AFM19875.1,
RC ECO:0000313|Proteomes:UP000006057};
RG US DOE Joint Genome Institute;
RA Lucas S., Han J., Lapidus A., Cheng J.-F., Goodwin L., Pitluck S.,
RA Peters L., Mikhailova N., Teshima H., Detter J.C., Han C., Tapia R.,
RA Land M., Hauser L., Kyrpides N., Ivanova N., Pagani I., Mattes T.,
RA Holmes A., Rutledge P., Paulsen I., Coleman N., Woyke T.;
RT "Complete sequence of chromosome of Mycobacterium chubuense NBB4.";
RL Submitted (JUN-2012) 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}.
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DR EMBL; CP003053; AFM19875.1; -; Genomic_DNA.
DR RefSeq; WP_014818340.1; NC_018027.1.
DR AlphaFoldDB; I4BRG8; -.
DR STRING; 710421.Mycch_5189; -.
DR KEGG; mcb:Mycch_5189; -.
DR PATRIC; fig|710421.3.peg.5173; -.
DR eggNOG; COG1921; Bacteria.
DR HOGENOM; CLU_038142_0_0_11; -.
DR OrthoDB; 9787096at2; -.
DR UniPathway; UPA00906; UER00896.
DR Proteomes; UP000006057; Chromosome.
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:UP000006057};
KW Selenium {ECO:0000256|ARBA:ARBA00023266, ECO:0000256|HAMAP-Rule:MF_00423};
KW Transferase {ECO:0000256|HAMAP-Rule:MF_00423, ECO:0000313|EMBL:AFM19875.1}.
FT DOMAIN 7..46
FT /note="L-seryl-tRNA selenium transferase N-terminal"
FT /evidence="ECO:0000259|Pfam:PF12390"
FT MOD_RES 284
FT /note="N6-(pyridoxal phosphate)lysine"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00423,
FT ECO:0000256|PIRSR:PIRSR618319-50"
SQ SEQUENCE 437 AA; 44283 MW; D96A62ED42538BB1 CRC64;
MTQTDPRRLI PRTDALLALP DVAGARKRLG DTAIRAVVRA VQDRARRGEL APDAVAAAVV
AAVSAARPTS LRPVLNATGI VVHTNLGRAP LSGPAVDALV AAGGYVDVEL DLGAGVRSKR
GVAARTALLD ACPAAEDALI VNNGAAALVL ATTALAAGRE VVVSRGELIE IGAGFRLPDL
IASTGARLRE VGATNRTHLR DYADAIGPDT GCVLKVHPSN FRIEGFTSAV GLPELRELIA
AQGVPLIADL GSGLLAPDPL LPDEPDAGTS LGAGADVVTF SGDKLLGGPQ AGVALGRETA
IARMARHPLA RAVRADKLTL AALEATVRSA SVPVTEALHA DPAHLRARAE ALAAAVGAEV
VAHDGRVGGG GAPGVPLPGW AVRLPESAAR RLRTGDPAVL PRVNDGACLV DLRCVPATDD
GRVLAAVRAA LAGGQDR
//
