ID PANC_SALPA Reviewed; 284 AA. AC Q5PDB8; DT 25-OCT-2005, integrated into UniProtKB/Swiss-Prot. DT 04-JAN-2005, sequence version 1. DT 27-MAR-2024, entry version 92. 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=SPA0187; OS Salmonella paratyphi A (strain ATCC 9150 / SARB42). OC Bacteria; Pseudomonadota; Gammaproteobacteria; Enterobacterales; OC Enterobacteriaceae; Salmonella. OX NCBI_TaxID=295319; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=ATCC 9150 / SARB42; RX PubMed=15531882; DOI=10.1038/ng1470; RA McClelland M., Sanderson K.E., Clifton S.W., Latreille P., Porwollik S., RA Sabo A., Meyer R., Bieri T., Ozersky P., McLellan M., Harkins C.R., RA Wang C., Nguyen C., Berghoff A., Elliott G., Kohlberg S., Strong C., Du F., RA Carter J., Kremizki C., Layman D., Leonard S., Sun H., Fulton L., Nash W., RA Miner T., Minx P., Delehaunty K., Fronick C., Magrini V., Nhan M., RA Warren W., Florea L., Spieth J., Wilson R.K.; RT "Comparison of genome degradation in Paratyphi A and Typhi, human- RT restricted serovars of Salmonella enterica that cause typhoid."; RL Nat. Genet. 36:1268-1274(2004). 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; CP000026; AAV76220.1; -; Genomic_DNA. DR RefSeq; WP_000905347.1; NC_006511.1. DR AlphaFoldDB; Q5PDB8; -. DR SMR; Q5PDB8; -. DR KEGG; spt:SPA0187; -. DR HOGENOM; CLU_047148_0_0_6; -. DR UniPathway; UPA00028; UER00005. DR Proteomes; UP000008185; Chromosome. 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..284 FT /note="Pantothenate synthetase" FT /id="PRO_0000128264" FT ACT_SITE 37 FT /note="Proton donor" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00158" FT BINDING 30..37 FT /ligand="ATP" FT /ligand_id="ChEBI:CHEBI:30616" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00158" FT BINDING 61 FT /ligand="(R)-pantoate" FT /ligand_id="ChEBI:CHEBI:15980" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00158" FT BINDING 61 FT /ligand="beta-alanine" FT /ligand_id="ChEBI:CHEBI:57966" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00158" FT BINDING 149..152 FT /ligand="ATP" FT /ligand_id="ChEBI:CHEBI:30616" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00158" FT BINDING 155 FT /ligand="(R)-pantoate" FT /ligand_id="ChEBI:CHEBI:15980" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00158" FT BINDING 178 FT /ligand="ATP" FT /ligand_id="ChEBI:CHEBI:30616" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00158" FT BINDING 186..189 FT /ligand="ATP" FT /ligand_id="ChEBI:CHEBI:30616" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00158" SQ SEQUENCE 284 AA; 31849 MW; E8937C6DA2E36717 CRC64; MLIIETLPLL RQHIRRLRQE GKRVALVPTM GNLHDGHMKL VDEAKARADV VIVSIFVNPM QFDRPDDLVR YPRTLQEDCE KLNKRKVDYV FAPAVEEIYP QGLEGQTYVD VPGLSTMLEG ASRPGHFRGV STIVSKLFNL IQPDIACFGE KDFQQLALIR KMVADMSYDI EIVGVPIIRA KDGLALSSRN AYLTAEQRKI APGLYNVMNS IAEKLIAGNR ELQEIIAIAE QELNEKGFRA DDIQIRDADT LLELTETSKR AVILAAAWLG QARLIDNQSV TLAQ //