ID PANC_CUPTR Reviewed; 282 AA. AC B3R684; DT 24-MAR-2009, integrated into UniProtKB/Swiss-Prot. DT 02-SEP-2008, sequence version 1. DT 27-MAR-2024, entry version 89. DE RecName: Full=Pantothenate synthetase {ECO:0000255|HAMAP-Rule:MF_00158}; DE Short=PS {ECO:0000255|HAMAP-Rule:MF_00158}; DE EC=6.3.2.1 {ECO:0000255|HAMAP-Rule:MF_00158}; DE AltName: Full=Pantoate--beta-alanine ligase {ECO:0000255|HAMAP-Rule:MF_00158}; DE AltName: Full=Pantoate-activating enzyme {ECO:0000255|HAMAP-Rule:MF_00158}; GN Name=panC {ECO:0000255|HAMAP-Rule:MF_00158}; GN OrderedLocusNames=RALTA_A2433; OS Cupriavidus taiwanensis (strain DSM 17343 / BCRC 17206 / CCUG 44338 / CIP OS 107171 / LMG 19424 / R1) (Ralstonia taiwanensis (strain LMG 19424)). OC Bacteria; Pseudomonadota; Betaproteobacteria; Burkholderiales; OC Burkholderiaceae; Cupriavidus. OX NCBI_TaxID=977880; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=DSM 17343 / BCRC 17206 / CCUG 44338 / CIP 107171 / LMG 19424 / RC R1; RX PubMed=18490699; DOI=10.1101/gr.076448.108; RA Amadou C., Pascal G., Mangenot S., Glew M., Bontemps C., Capela D., RA Carrere S., Cruveiller S., Dossat C., Lajus A., Marchetti M., Poinsot V., RA Rouy Z., Servin B., Saad M., Schenowitz C., Barbe V., Batut J., Medigue C., RA Masson-Boivin C.; RT "Genome sequence of the beta-rhizobium Cupriavidus taiwanensis and RT comparative genomics of rhizobia."; RL Genome Res. 18:1472-1483(2008). CC -!- FUNCTION: Catalyzes the condensation of pantoate with beta-alanine in CC an ATP-dependent reaction via a pantoyl-adenylate intermediate. CC {ECO:0000255|HAMAP-Rule:MF_00158}. CC -!- CATALYTIC ACTIVITY: CC Reaction=(R)-pantoate + ATP + beta-alanine = (R)-pantothenate + AMP + CC diphosphate + H(+); Xref=Rhea:RHEA:10912, ChEBI:CHEBI:15378, CC ChEBI:CHEBI:15980, ChEBI:CHEBI:29032, ChEBI:CHEBI:30616, CC ChEBI:CHEBI:33019, ChEBI:CHEBI:57966, ChEBI:CHEBI:456215; EC=6.3.2.1; CC Evidence={ECO:0000255|HAMAP-Rule:MF_00158}; CC -!- PATHWAY: Cofactor biosynthesis; (R)-pantothenate biosynthesis; (R)- CC pantothenate from (R)-pantoate and beta-alanine: step 1/1. CC {ECO:0000255|HAMAP-Rule:MF_00158}. CC -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_00158}. CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00158}. CC -!- MISCELLANEOUS: The reaction proceeds by a bi uni uni bi ping pong CC mechanism. {ECO:0000255|HAMAP-Rule:MF_00158}. CC -!- SIMILARITY: Belongs to the pantothenate synthetase family. CC {ECO:0000255|HAMAP-Rule:MF_00158}. 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; CU633749; CAQ70367.1; -; Genomic_DNA. DR RefSeq; WP_012353667.1; NC_010528.1. DR AlphaFoldDB; B3R684; -. DR SMR; B3R684; -. DR GeneID; 29762930; -. DR KEGG; cti:RALTA_A2433; -. DR eggNOG; COG0414; Bacteria. DR HOGENOM; CLU_047148_0_0_4; -. DR BioCyc; CTAI977880:RALTA_RS11830-MONOMER; -. DR UniPathway; UPA00028; UER00005. DR Proteomes; UP000001692; Chromosome 1. DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell. DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-KW. DR GO; GO:0004592; F:pantoate-beta-alanine ligase activity; IEA:UniProtKB-UniRule. DR GO; GO:0015940; P:pantothenate biosynthetic process; IEA:UniProtKB-UniRule. DR CDD; cd00560; PanC; 1. DR Gene3D; 3.40.50.620; HUPs; 1. DR Gene3D; 3.30.1300.10; Pantoate-beta-alanine ligase, C-terminal domain; 1. DR HAMAP; MF_00158; PanC; 1. DR InterPro; IPR004821; Cyt_trans-like. DR InterPro; IPR003721; Pantoate_ligase. DR InterPro; IPR042176; Pantoate_ligase_C. DR InterPro; IPR014729; Rossmann-like_a/b/a_fold. DR NCBIfam; TIGR00125; cyt_tran_rel; 1. DR NCBIfam; TIGR00018; panC; 1. DR PANTHER; PTHR21299; CYTIDYLATE KINASE/PANTOATE-BETA-ALANINE LIGASE; 1. DR PANTHER; PTHR21299:SF1; PANTOATE--BETA-ALANINE LIGASE; 1. DR Pfam; PF02569; Pantoate_ligase; 1. DR SUPFAM; SSF52374; Nucleotidylyl transferase; 1. PE 3: Inferred from homology; KW ATP-binding; Cytoplasm; Ligase; Nucleotide-binding; KW Pantothenate biosynthesis. FT CHAIN 1..282 FT /note="Pantothenate synthetase" FT /id="PRO_1000097057" FT ACT_SITE 33 FT /note="Proton donor" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00158" FT BINDING 26..33 FT /ligand="ATP" FT /ligand_id="ChEBI:CHEBI:30616" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00158" FT BINDING 57 FT /ligand="(R)-pantoate" FT /ligand_id="ChEBI:CHEBI:15980" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00158" FT BINDING 57 FT /ligand="beta-alanine" FT /ligand_id="ChEBI:CHEBI:57966" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00158" FT BINDING 144..147 FT /ligand="ATP" FT /ligand_id="ChEBI:CHEBI:30616" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00158" FT BINDING 150 FT /ligand="(R)-pantoate" FT /ligand_id="ChEBI:CHEBI:15980" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00158" FT BINDING 173 FT /ligand="ATP" FT /ligand_id="ChEBI:CHEBI:30616" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00158" FT BINDING 181..184 FT /ligand="ATP" FT /ligand_id="ChEBI:CHEBI:30616" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00158" SQ SEQUENCE 282 AA; 31898 MW; 252A7B751E57E673 CRC64; MKVISSIQEL RDQLRGQNRA AFVPTMGNLH EGHLSLMRLA RQHGDPVVAS IFVNRLQFGP NEDFDKYPRT LQEDIEKLQS EGVYVLFAPS ERDMYPEPQE YRVEPPHDLG DILEGEFRPG FFKGVCTVVM KLFSCAQPRV AVFGKKDYQQ LMIVRRMVQQ FALPIDIVPA ETVRAEDGLA LSSRNRYLSP DERAEAPVLY RTLHDVRDTV LGGDRASADL LAVEARARAA LEQRGWKPDY VAIRKRVDLQ APTREEFLAG EPLVILTAAK LGATRLIDNL EI //