ID A0A7C2XAG2_9DELT Unreviewed; 315 AA. AC A0A7C2XAG2; DT 02-DEC-2020, integrated into UniProtKB/TrEMBL. DT 02-DEC-2020, sequence version 1. DT 03-MAY-2023, entry version 10. DE RecName: Full=Ribose-phosphate pyrophosphokinase {ECO:0000256|HAMAP-Rule:MF_00583}; DE Short=RPPK {ECO:0000256|HAMAP-Rule:MF_00583}; DE EC=2.7.6.1 {ECO:0000256|HAMAP-Rule:MF_00583}; DE AltName: Full=5-phospho-D-ribosyl alpha-1-diphosphate synthase {ECO:0000256|HAMAP-Rule:MF_00583}; DE AltName: Full=Phosphoribosyl diphosphate synthase {ECO:0000256|HAMAP-Rule:MF_00583}; DE AltName: Full=Phosphoribosyl pyrophosphate synthase {ECO:0000256|HAMAP-Rule:MF_00583}; DE Short=P-Rib-PP synthase {ECO:0000256|HAMAP-Rule:MF_00583}; DE Short=PRPP synthase {ECO:0000256|HAMAP-Rule:MF_00583}; DE Short=PRPPase {ECO:0000256|HAMAP-Rule:MF_00583}; GN Name=prs {ECO:0000256|HAMAP-Rule:MF_00583}; GN ORFNames=ENN98_06335 {ECO:0000313|EMBL:HET98295.1}; OS Desulfurivibrio alkaliphilus. OC Bacteria; Pseudomonadota; Deltaproteobacteria; Desulfobacterales; OC Desulfobulbaceae; Desulfurivibrio. OX NCBI_TaxID=427923 {ECO:0000313|EMBL:HET98295.1}; RN [1] {ECO:0000313|EMBL:HET98295.1} RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=SpSt-1224 {ECO:0000313|EMBL:HET98295.1}; RX PubMed=31911466; RA Zhou Z., Liu Y., Xu W., Pan J., Luo Z.H., Li M.; RT "Genome- and Community-Level Interaction Insights into Carbon Utilization RT and Element Cycling Functions of Hydrothermarchaeota in Hydrothermal RT Sediment."; RL mSystems 5:e00795-e00719(2020). CC -!- FUNCTION: Involved in the biosynthesis of the central metabolite CC phospho-alpha-D-ribosyl-1-pyrophosphate (PRPP) via the transfer of CC pyrophosphoryl group from ATP to 1-hydroxyl of ribose-5-phosphate (Rib- CC 5-P). {ECO:0000256|HAMAP-Rule:MF_00583}. CC -!- CATALYTIC ACTIVITY: CC Reaction=ATP + D-ribose 5-phosphate = 5-phospho-alpha-D-ribose 1- CC diphosphate + AMP + H(+); Xref=Rhea:RHEA:15609, ChEBI:CHEBI:15378, CC ChEBI:CHEBI:30616, ChEBI:CHEBI:58017, ChEBI:CHEBI:78346, CC ChEBI:CHEBI:456215; EC=2.7.6.1; Evidence={ECO:0000256|HAMAP- CC Rule:MF_00583}; CC -!- COFACTOR: CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420; CC Evidence={ECO:0000256|HAMAP-Rule:MF_00583}; CC Note=Binds 2 Mg(2+) ions per subunit. {ECO:0000256|HAMAP- CC Rule:MF_00583}; CC -!- PATHWAY: Metabolic intermediate biosynthesis; 5-phospho-alpha-D-ribose CC 1-diphosphate biosynthesis; 5-phospho-alpha-D-ribose 1-diphosphate from CC D-ribose 5-phosphate (route I): step 1/1. {ECO:0000256|HAMAP- CC Rule:MF_00583}. CC -!- SUBUNIT: Homohexamer. {ECO:0000256|HAMAP-Rule:MF_00583}. CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00583}. CC -!- SIMILARITY: Belongs to the ribose-phosphate pyrophosphokinase family. CC Class I subfamily. {ECO:0000256|HAMAP-Rule:MF_00583}. 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:HET98295.1}. CC --------------------------------------------------------------------------- CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms CC Distributed under the Creative Commons Attribution (CC BY 4.0) License CC --------------------------------------------------------------------------- DR EMBL; DSDS01000142; HET98295.1; -; Genomic_DNA. DR AlphaFoldDB; A0A7C2XAG2; -. DR UniPathway; UPA00087; UER00172. DR Proteomes; UP000885986; Unassembled WGS sequence. DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell. DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-KW. DR GO; GO:0016301; F:kinase activity; IEA:UniProtKB-KW. DR GO; GO:0000287; F:magnesium ion binding; IEA:UniProtKB-UniRule. DR GO; GO:0004749; F:ribose phosphate diphosphokinase activity; IEA:UniProtKB-UniRule. DR GO; GO:0006015; P:5-phosphoribose 1-diphosphate biosynthetic process; IEA:UniProtKB-UniPathway. DR GO; GO:0009165; P:nucleotide biosynthetic process; IEA:UniProtKB-KW. DR GO; GO:0016310; P:phosphorylation; IEA:UniProtKB-KW. DR GO; GO:0009156; P:ribonucleoside monophosphate biosynthetic process; IEA:UniProtKB-UniRule. DR CDD; cd06223; PRTases_typeI; 1. DR Gene3D; 3.40.50.2020; -; 2. DR HAMAP; MF_00583_B; RibP_PPkinase_B; 1. DR InterPro; IPR000842; PRib_PP_synth_CS. DR InterPro; IPR029099; Pribosyltran_N. DR InterPro; IPR000836; PRibTrfase_dom. DR InterPro; IPR029057; PRTase-like. DR InterPro; IPR005946; Rib-P_diPkinase. DR InterPro; IPR037515; Rib-P_diPkinase_bac. DR PANTHER; PTHR10210; RIBOSE-PHOSPHATE DIPHOSPHOKINASE FAMILY MEMBER; 1. DR PANTHER; PTHR10210:SF41; RIBOSE-PHOSPHATE PYROPHOSPHOKINASE 5, CHLOROPLASTIC; 1. DR Pfam; PF14572; Pribosyl_synth; 1. DR Pfam; PF13793; Pribosyltran_N; 1. DR SMART; SM01400; Pribosyltran_N; 1. DR SUPFAM; SSF53271; PRTase-like; 2. DR TIGRFAMs; TIGR01251; ribP_PPkin; 1. DR PROSITE; PS00114; PRPP_SYNTHASE; 1. PE 3: Inferred from homology; KW ATP-binding {ECO:0000256|ARBA:ARBA00022840, ECO:0000256|HAMAP- KW Rule:MF_00583}; Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00583}; KW Kinase {ECO:0000256|ARBA:ARBA00022777, ECO:0000256|HAMAP-Rule:MF_00583}; KW Magnesium {ECO:0000256|ARBA:ARBA00022842, ECO:0000256|HAMAP-Rule:MF_00583}; KW Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP- KW Rule:MF_00583}; KW Nucleotide biosynthesis {ECO:0000256|ARBA:ARBA00022727, ECO:0000256|HAMAP- KW Rule:MF_00583}; Nucleotide-binding {ECO:0000256|HAMAP-Rule:MF_00583}; KW Transferase {ECO:0000256|HAMAP-Rule:MF_00583}. FT DOMAIN 6..122 FT /note="Ribose-phosphate pyrophosphokinase N-terminal" FT /evidence="ECO:0000259|Pfam:PF13793" FT ACT_SITE 195 FT /evidence="ECO:0000256|HAMAP-Rule:MF_00583" FT BINDING 39..41 FT /ligand="ATP" FT /ligand_id="ChEBI:CHEBI:30616" FT /evidence="ECO:0000256|HAMAP-Rule:MF_00583" FT BINDING 98..99 FT /ligand="ATP" FT /ligand_id="ChEBI:CHEBI:30616" FT /evidence="ECO:0000256|HAMAP-Rule:MF_00583" FT BINDING 132 FT /ligand="Mg(2+)" FT /ligand_id="ChEBI:CHEBI:18420" FT /evidence="ECO:0000256|HAMAP-Rule:MF_00583" FT BINDING 172 FT /ligand="Mg(2+)" FT /ligand_id="ChEBI:CHEBI:18420" FT /evidence="ECO:0000256|HAMAP-Rule:MF_00583" FT BINDING 197 FT /ligand="D-ribose 5-phosphate" FT /ligand_id="ChEBI:CHEBI:78346" FT /evidence="ECO:0000256|HAMAP-Rule:MF_00583" FT BINDING 221 FT /ligand="D-ribose 5-phosphate" FT /ligand_id="ChEBI:CHEBI:78346" FT /evidence="ECO:0000256|HAMAP-Rule:MF_00583" FT BINDING 225..229 FT /ligand="D-ribose 5-phosphate" FT /ligand_id="ChEBI:CHEBI:78346" FT /evidence="ECO:0000256|HAMAP-Rule:MF_00583" SQ SEQUENCE 315 AA; 34224 MW; 97BA0E1FB92BA88A CRC64; MAVNEMKIFA GNANPALAES ICAHLNTPLS KAEVRRFSDG EIFVEIGENV RGRDVFVIQP TCPPVNDHLM ELMIIVDALR RASARRITAV LPYYGYARQD RKVAPRVPIT AKVVAEMLMV VGVRRVLTMD LHAGQIQGFF NIPVDNLFAA PVLLDYLTHQ VDVSRVVMVS PDAGGVERTR AFAKRLNASL AIVDKRRERA NECEAMSVIG DVKGKVAVLL DDMVDTAGTL CSAANVLIDS GATEVIACCS HGVLSGPAIE RLEKSRIKNL VITDSVPLRG GARECAKIKV LSVNKLLAEA IRRIHSEDSV SSLFV //