ID PANC_POLSJ Reviewed; 282 AA. AC Q12F41; DT 02-OCT-2007, integrated into UniProtKB/Swiss-Prot. DT 22-AUG-2006, 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=Bpro_0895; OS Polaromonas sp. (strain JS666 / ATCC BAA-500). OC Bacteria; Pseudomonadota; Betaproteobacteria; Burkholderiales; OC Comamonadaceae; Polaromonas. OX NCBI_TaxID=296591; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=JS666 / ATCC BAA-500; RX PubMed=18723656; DOI=10.1128/aem.00197-08; RA Mattes T.E., Alexander A.K., Richardson P.M., Munk A.C., Han C.S., RA Stothard P., Coleman N.V.; RT "The genome of Polaromonas sp. strain JS666: insights into the evolution of RT a hydrocarbon- and xenobiotic-degrading bacterium, and features of RT relevance to biotechnology."; RL Appl. Environ. Microbiol. 74:6405-6416(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; CP000316; ABE42851.1; -; Genomic_DNA. DR RefSeq; WP_011481853.1; NC_007948.1. DR AlphaFoldDB; Q12F41; -. DR SMR; Q12F41; -. DR STRING; 296591.Bpro_0895; -. DR KEGG; pol:Bpro_0895; -. DR eggNOG; COG0414; Bacteria. DR HOGENOM; CLU_047148_0_0_4; -. DR OrthoDB; 9773087at2; -. DR UniPathway; UPA00028; UER00005. DR Proteomes; UP000001983; 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; IPR003721; Pantoate_ligase. DR InterPro; IPR042176; Pantoate_ligase_C. DR InterPro; IPR014729; Rossmann-like_a/b/a_fold. 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; Reference proteome. FT CHAIN 1..282 FT /note="Pantothenate synthetase" FT /id="PRO_0000305510" 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 148..151 FT /ligand="ATP" FT /ligand_id="ChEBI:CHEBI:30616" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00158" FT BINDING 154 FT /ligand="(R)-pantoate" FT /ligand_id="ChEBI:CHEBI:15980" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00158" FT BINDING 185..188 FT /ligand="ATP" FT /ligand_id="ChEBI:CHEBI:30616" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00158" SQ SEQUENCE 282 AA; 30893 MW; 909A52C925B16942 CRC64; MHIVHSIAEL REKLAPFQRP AFVPTMGNLH DGHIALVKQA KPLGDVTVSS IFVNRLQFAP HEDFDSYPRT LDADAQRLEA AGCNVLFAPR EKELYPEPQT YKIHPATDLG DILEGHFRPG FFIGVSTVVL KLFSCVYAGK PSGVAAFGKK DYQQVLVVRR MVQQFALPIE ILAGETQRAA DGLALSSRNS YLSPNERIEA AQLSKALKAL GDAARATPTP DLLALEAQAM QALARRGWKP DYLTVRRRAD LQPPQGPLAS EPLVVLGAAK LGNTRLIDNL EI //