ID PANC_SHIB3 Reviewed; 283 AA. AC B2U2Y0; DT 24-MAR-2009, integrated into UniProtKB/Swiss-Prot. DT 01-JUL-2008, sequence version 1. DT 27-MAR-2024, entry version 83. 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=SbBS512_E0126; OS Shigella boydii serotype 18 (strain CDC 3083-94 / BS512). OC Bacteria; Pseudomonadota; Gammaproteobacteria; Enterobacterales; OC Enterobacteriaceae; Shigella. OX NCBI_TaxID=344609; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=CDC 3083-94 / BS512; RA Rasko D.A., Rosovitz M., Maurelli A.T., Myers G., Seshadri R., Cer R., RA Jiang L., Ravel J., Sebastian Y.; RT "Complete sequence of Shigella boydii serotype 18 strain BS512."; RL Submitted (MAY-2008) 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; CP001063; ACD07357.1; -; Genomic_DNA. DR RefSeq; WP_000905371.1; NC_010658.1. DR AlphaFoldDB; B2U2Y0; -. DR SMR; B2U2Y0; -. DR STRING; 344609.SbBS512_E0126; -. DR KEGG; sbc:SbBS512_E0126; -. DR HOGENOM; CLU_047148_0_0_6; -. DR UniPathway; UPA00028; UER00005. DR Proteomes; UP000001030; 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; Reference proteome. FT CHAIN 1..283 FT /note="Pantothenate synthetase" FT /id="PRO_1000097116" 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 186..189 FT /ligand="ATP" FT /ligand_id="ChEBI:CHEBI:30616" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00158" SQ SEQUENCE 283 AA; 31550 MW; 575364697C1AFB20 CRC64; MLIIETLPLL RQQIRRLRME GKRVALVPTM GNLHDGHMKL VDEAKARADV VVVSIFVNPM QFDRPEDLAR YPRTLQEDCE KLNKRKVDLV FAPSVKEIYP NGTETHTYVD VPGLSTMLEG ASRPGHFRGV STIVSKLFNL VQPDIACFGE KDFQQLALIR KMVADMGFDI EIVGVPIMRA KDGLALSSRN GYLTAEQRKI APGLYKVLSS IADKLQAGER DLDEIIAIAG QELNEKGFRA DDIQIRDADT LLEVSETSKR AVILVAAWLG DARLIDNKIV ELA //