ID PANC_CERS4 Reviewed; 279 AA. AC Q3J5N0; DT 02-OCT-2007, integrated into UniProtKB/Swiss-Prot. DT 08-NOV-2005, sequence version 1. DT 27-MAR-2024, entry version 97. 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=RHOS4_03360; ORFNames=RSP_1757; OS Cereibacter sphaeroides (strain ATCC 17023 / DSM 158 / JCM 6121 / CCUG OS 31486 / LMG 2827 / NBRC 12203 / NCIMB 8253 / ATH 2.4.1.) (Rhodobacter OS sphaeroides). OC Bacteria; Pseudomonadota; Alphaproteobacteria; Rhodobacterales; OC Paracoccaceae; Cereibacter. OX NCBI_TaxID=272943; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=ATCC 17023 / DSM 158 / JCM 6121 / CCUG 31486 / LMG 2827 / NBRC RC 12203 / NCIMB 8253 / ATH 2.4.1.; RA Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C., Glavina T., RA Hammon N., Israni S., Pitluck S., Richardson P., Mackenzie C., RA Choudhary M., Larimer F., Hauser L.J., Land M., Donohue T.J., Kaplan S.; RT "Complete sequence of chromosome 1 of Rhodobacter sphaeroides 2.4.1."; RL Submitted (SEP-2005) to the EMBL/GenBank/DDBJ databases. 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; CP000143; ABA77904.1; -; Genomic_DNA. DR RefSeq; WP_011336964.1; NZ_CP030271.1. DR RefSeq; YP_351805.1; NC_007493.2. DR AlphaFoldDB; Q3J5N0; -. DR SMR; Q3J5N0; -. DR STRING; 272943.RSP_1757; -. DR EnsemblBacteria; ABA77904; ABA77904; RSP_1757. DR KEGG; rsp:RSP_1757; -. DR PATRIC; fig|272943.9.peg.635; -. DR eggNOG; COG0414; Bacteria. DR OrthoDB; 9773087at2; -. DR PhylomeDB; Q3J5N0; -. DR UniPathway; UPA00028; UER00005. DR Proteomes; UP000002703; 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; Reference proteome. FT CHAIN 1..279 FT /note="Pantothenate synthetase" FT /id="PRO_0000305527" FT ACT_SITE 38 FT /note="Proton donor" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00158" FT BINDING 31..38 FT /ligand="ATP" FT /ligand_id="ChEBI:CHEBI:30616" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00158" FT BINDING 62 FT /ligand="(R)-pantoate" FT /ligand_id="ChEBI:CHEBI:15980" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00158" FT BINDING 62 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 177 FT /ligand="ATP" FT /ligand_id="ChEBI:CHEBI:30616" 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 279 AA; 29877 MW; 49D14E4B083A8CFE CRC64; MPPVLRTVAE LRARVSDWKA AGETVGVVPT MGALHEGHLS LARRARAACD RVIVTIFVNP RQFNNPADLE KYPRTEAQDA ALLASVGVDA VFAPGPEEVY PRGFATNVSV SGVSEPLEGA HRPGHFDGVA TVVAKLFGMT RADRAFFGEK DWQQLMVVQR LVADLNIPVT IEGCATVREA DGLALSSRNR RLSVEGRARA PALVRAMQAA AEAMRGGRAI PEALAEARAA VLAAGFETVD YLELRTADLL LPMERLQGEG RLLAAATLDG VRLIDNIPV //