ID PANC_NITEU Reviewed; 277 AA. AC Q82Y17; DT 25-OCT-2005, integrated into UniProtKB/Swiss-Prot. DT 01-JUN-2003, sequence version 1. DT 27-MAR-2024, entry version 103. 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}; OrderedLocusNames=NE0073; OS Nitrosomonas europaea (strain ATCC 19718 / CIP 103999 / KCTC 2705 / NBRC OS 14298). OC Bacteria; Pseudomonadota; Betaproteobacteria; Nitrosomonadales; OC Nitrosomonadaceae; Nitrosomonas. OX NCBI_TaxID=228410; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=ATCC 19718 / CIP 103999 / KCTC 2705 / NBRC 14298; RX PubMed=12700255; DOI=10.1128/jb.185.9.2759-2773.2003; RA Chain P., Lamerdin J.E., Larimer F.W., Regala W., Lao V., Land M.L., RA Hauser L., Hooper A.B., Klotz M.G., Norton J., Sayavedra-Soto L.A., RA Arciero D.M., Hommes N.G., Whittaker M.M., Arp D.J.; RT "Complete genome sequence of the ammonia-oxidizing bacterium and obligate RT chemolithoautotroph Nitrosomonas europaea."; RL J. Bacteriol. 185:2759-2773(2003). 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; AL954747; CAD83984.1; -; Genomic_DNA. DR RefSeq; WP_011110725.1; NC_004757.1. DR AlphaFoldDB; Q82Y17; -. DR SMR; Q82Y17; -. DR STRING; 228410.NE0073; -. DR KEGG; neu:NE0073; -. DR eggNOG; COG0414; Bacteria. DR HOGENOM; CLU_047148_0_0_4; -. DR OrthoDB; 9773087at2; -. DR PhylomeDB; Q82Y17; -. DR UniPathway; UPA00028; UER00005. DR Proteomes; UP000001416; 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..277 FT /note="Pantothenate synthetase" FT /id="PRO_0000128249" 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 143..146 FT /ligand="ATP" FT /ligand_id="ChEBI:CHEBI:30616" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00158" FT BINDING 149 FT /ligand="(R)-pantoate" FT /ligand_id="ChEBI:CHEBI:15980" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00158" FT BINDING 172 FT /ligand="ATP" FT /ligand_id="ChEBI:CHEBI:30616" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00158" FT BINDING 180..183 FT /ligand="ATP" FT /ligand_id="ChEBI:CHEBI:30616" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00158" SQ SEQUENCE 277 AA; 31131 MW; 8DA15A1056C92096 CRC64; MEIITDIAPL RARLRHEASV AFVPTMGNLH AGHLSLVRIA QKHASCSVVS IFVNRLQFAP HEDFDRYPRT WSDDCRLLEE QGADIVFMPD EKTLYPVPQE FQLLLPPVAD TLEGACRPGF FRGVTTVVLK LFNIVQPHIA VFGEKDYQQL QVVHRMVDQL NLPVEIIAGE TVRDEDGLAL SSRNNYLDAT QRQEAGELAH HLKQIRDSIA SGERDFPLLE QLAAEKLSKR GWVVDYVAVR QQHTLLPVAA SDSSLVILGA AWLNQTRLID NFLLTLP //