ID A0A1G9D7N9_9BACT Unreviewed; 345 AA.
AC A0A1G9D7N9;
DT 22-NOV-2017, integrated into UniProtKB/TrEMBL.
DT 22-NOV-2017, sequence version 1.
DT 24-JAN-2024, entry version 19.
DE RecName: Full=Selenide, water dikinase {ECO:0000256|HAMAP-Rule:MF_00625};
DE EC=2.7.9.3 {ECO:0000256|HAMAP-Rule:MF_00625};
DE AltName: Full=Selenium donor protein {ECO:0000256|HAMAP-Rule:MF_00625};
DE AltName: Full=Selenophosphate synthase {ECO:0000256|HAMAP-Rule:MF_00625};
GN Name=selD {ECO:0000256|HAMAP-Rule:MF_00625};
GN ORFNames=SAMN05421823_10329 {ECO:0000313|EMBL:SDK59873.1};
OS Catalinimonas alkaloidigena.
OC Bacteria; Bacteroidota; Cytophagia; Cytophagales; Catalimonadaceae;
OC Catalinimonas.
OX NCBI_TaxID=1075417 {ECO:0000313|EMBL:SDK59873.1, ECO:0000313|Proteomes:UP000198510};
RN [1] {ECO:0000313|EMBL:SDK59873.1, ECO:0000313|Proteomes:UP000198510}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 25186 {ECO:0000313|EMBL:SDK59873.1,
RC ECO:0000313|Proteomes:UP000198510};
RA de Groot N.N.;
RL Submitted (OCT-2016) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Synthesizes selenophosphate from selenide and ATP.
CC {ECO:0000256|HAMAP-Rule:MF_00625}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=ATP + H2O + hydrogenselenide = AMP + 2 H(+) + phosphate +
CC selenophosphate; Xref=Rhea:RHEA:18737, ChEBI:CHEBI:15377,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:16144, ChEBI:CHEBI:29317,
CC ChEBI:CHEBI:30616, ChEBI:CHEBI:43474, ChEBI:CHEBI:456215; EC=2.7.9.3;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00625};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00625};
CC Note=Binds 1 Mg(2+) ion per monomer. {ECO:0000256|HAMAP-Rule:MF_00625};
CC -!- SUBUNIT: Homodimer. {ECO:0000256|HAMAP-Rule:MF_00625}.
CC -!- SIMILARITY: Belongs to the selenophosphate synthase 1 family. Class I
CC subfamily. {ECO:0000256|ARBA:ARBA00008026, ECO:0000256|HAMAP-
CC Rule:MF_00625}.
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DR EMBL; FNFO01000003; SDK59873.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1G9D7N9; -.
DR STRING; 1075417.SAMN05421823_10329; -.
DR OrthoDB; 9772934at2; -.
DR Proteomes; UP000198510; Unassembled WGS sequence.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0000287; F:magnesium ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0004756; F:selenide, water dikinase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0016310; P:phosphorylation; IEA:UniProtKB-KW.
DR GO; GO:0016260; P:selenocysteine biosynthetic process; IEA:InterPro.
DR CDD; cd02195; SelD; 1.
DR Gene3D; 3.90.650.10; PurM-like C-terminal domain; 1.
DR Gene3D; 3.30.1330.10; PurM-like, N-terminal domain; 1.
DR HAMAP; MF_00625; SelD; 1.
DR InterPro; IPR010918; PurM-like_C_dom.
DR InterPro; IPR036676; PurM-like_C_sf.
DR InterPro; IPR016188; PurM-like_N.
DR InterPro; IPR036921; PurM-like_N_sf.
DR InterPro; IPR023061; SelD_I.
DR InterPro; IPR004536; SPS/SelD.
DR NCBIfam; TIGR00476; selD; 1.
DR PANTHER; PTHR10256:SF0; INACTIVE SELENIDE, WATER DIKINASE-LIKE PROTEIN-RELATED; 1.
DR PANTHER; PTHR10256; SELENIDE, WATER DIKINASE; 1.
DR Pfam; PF00586; AIRS; 1.
DR Pfam; PF02769; AIRS_C; 1.
DR PIRSF; PIRSF036407; Selenphspht_syn; 1.
DR SUPFAM; SSF56042; PurM C-terminal domain-like; 1.
DR SUPFAM; SSF55326; PurM N-terminal domain-like; 1.
DR PROSITE; PS51257; PROKAR_LIPOPROTEIN; 1.
PE 3: Inferred from homology;
KW ATP-binding {ECO:0000256|HAMAP-Rule:MF_00625};
KW Kinase {ECO:0000256|ARBA:ARBA00022777, ECO:0000256|HAMAP-Rule:MF_00625};
KW Magnesium {ECO:0000256|HAMAP-Rule:MF_00625};
KW Metal-binding {ECO:0000256|HAMAP-Rule:MF_00625};
KW Nucleotide-binding {ECO:0000256|HAMAP-Rule:MF_00625};
KW Reference proteome {ECO:0000313|Proteomes:UP000198510};
KW Selenium {ECO:0000256|ARBA:ARBA00023266, ECO:0000256|HAMAP-Rule:MF_00625};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_00625}.
FT DOMAIN 50..157
FT /note="PurM-like N-terminal"
FT /evidence="ECO:0000259|Pfam:PF00586"
FT DOMAIN 170..334
FT /note="PurM-like C-terminal"
FT /evidence="ECO:0000259|Pfam:PF02769"
FT ACT_SITE 17
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00625"
FT BINDING 20
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /ligand_note="ligand shared between dimeric partners"
FT /note="in other chain"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00625"
FT BINDING 48..50
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /ligand_note="ligand shared between dimeric partners"
FT /note="in other chain"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00625"
FT BINDING 51
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00625"
FT BINDING 68
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /ligand_note="ligand shared between dimeric partners"
FT /note="in other chain"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00625"
FT BINDING 91
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00625"
FT BINDING 91
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /ligand_note="ligand shared between dimeric partners"
FT /note="in other chain"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00625"
FT BINDING 139..141
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /ligand_note="ligand shared between dimeric partners"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00625"
FT BINDING 227
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00625"
FT SITE 20
FT /note="Important for catalytic activity"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00625"
SQ SEQUENCE 345 AA; 36379 MW; 875D496DE8A2B4A0 CRC64;
MMTDQIRLTQ YSHGAGCGCK IAPSVLEKML ASTDPGFHDP RLLVGNQTKD DAAVYALDNG
EAIISTTDFF MPIVDDPFDF GQIASVNAIS DVYAMGGTPL LAIAILGWPV NKLAPEVAQQ
VLEGSRAACR RAGIALAGGH SIDAPEPIFG LAVTGRVAVE HLKRNDTATP GCKLFLTKPL
GVGILTTAQK KGLVRPDDLE LARQSMLQLN DLGAALGALP YVKAMTDVTG FGLLGHLSEI
CEGSGVSAVI DSRRVPRLPV VDHYIAQGSL PGGTHRNWDS YGHLISPLTP EQKALLCDPQ
TSGGLLVVVD EAHAAAFVTL AQEKGFALEA FGETRPPQTP LVTVQ
//
