ID PANC_SINFN Reviewed; 291 AA. AC C3MEL7; DT 28-JUL-2009, integrated into UniProtKB/Swiss-Prot. DT 16-JUN-2009, sequence version 1. DT 27-MAR-2024, entry version 86. 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=NGR_c20950; OS Sinorhizobium fredii (strain NBRC 101917 / NGR234). OC Bacteria; Pseudomonadota; Alphaproteobacteria; Hyphomicrobiales; OC Rhizobiaceae; Sinorhizobium/Ensifer group; Sinorhizobium. OX NCBI_TaxID=394; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=NBRC 101917 / NGR234; RX PubMed=19376903; DOI=10.1128/aem.00515-09; RA Schmeisser C., Liesegang H., Krysciak D., Bakkou N., Le Quere A., RA Wollherr A., Heinemeyer I., Morgenstern B., Pommerening-Roeser A., RA Flores M., Palacios R., Brenner S., Gottschalk G., Schmitz R.A., RA Broughton W.J., Perret X., Strittmatter A.W., Streit W.R.; RT "Rhizobium sp. strain NGR234 possesses a remarkable number of secretion RT systems."; RL Appl. Environ. Microbiol. 75:4035-4045(2009). 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; CP001389; ACP25858.1; -; Genomic_DNA. DR RefSeq; WP_012708621.1; NC_012587.1. DR RefSeq; YP_002826611.1; NC_012587.1. DR AlphaFoldDB; C3MEL7; -. DR SMR; C3MEL7; -. DR STRING; 394.NGR_c20950; -. DR KEGG; rhi:NGR_c20950; -. DR PATRIC; fig|394.7.peg.4918; -. DR eggNOG; COG0414; Bacteria. DR HOGENOM; CLU_047148_0_0_5; -. DR OrthoDB; 9773087at2; -. DR UniPathway; UPA00028; UER00005. DR Proteomes; UP000001054; 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..291 FT /note="Pantothenate synthetase" FT /id="PRO_1000123419" 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 147..150 FT /ligand="ATP" FT /ligand_id="ChEBI:CHEBI:30616" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00158" FT BINDING 153 FT /ligand="(R)-pantoate" FT /ligand_id="ChEBI:CHEBI:15980" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00158" FT BINDING 176 FT /ligand="ATP" FT /ligand_id="ChEBI:CHEBI:30616" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00158" FT BINDING 184..187 FT /ligand="ATP" FT /ligand_id="ChEBI:CHEBI:30616" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00158" SQ SEQUENCE 291 AA; 31663 MW; 0E2FA9F0402D1909 CRC64; MKTIASIAEL RAALAEHRRA GRTIGLVPTM GYLHVGHMEL VRRARGENDV VVASIFVNPL QFGPNEDLAK YPRDLARDEK MLTEGGVDFL FAPGVADMYP QPMEAVVDLP KLGSELEGSV RPGHFAGVAT VVTKLFNIVQ PDRAYFGEKD FQQLQIIRRM VEDLAQPVTV VGVPTVREAD GLACSSRNVY LTADERRAAA IVPKGLDEAE RLIGSGVTDA AAVEKGVTEF LSNEPLARPE VVALRDPLTL EPVSEIGEKP VLLLLFVRFG TTKLLDNRVI APKSARFAKV A //