ID PANC_HYPNA Reviewed; 293 AA. AC Q0C347; DT 02-OCT-2007, integrated into UniProtKB/Swiss-Prot. DT 17-OCT-2006, sequence version 1. DT 27-MAR-2024, entry version 108. 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=HNE_1126; OS Hyphomonas neptunium (strain ATCC 15444). OC Bacteria; Pseudomonadota; Alphaproteobacteria; Hyphomonadales; OC Hyphomonadaceae; Hyphomonas. OX NCBI_TaxID=228405; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=ATCC 15444; RX PubMed=16980487; DOI=10.1128/jb.00111-06; RA Badger J.H., Hoover T.R., Brun Y.V., Weiner R.M., Laub M.T., Alexandre G., RA Mrazek J., Ren Q., Paulsen I.T., Nelson K.E., Khouri H.M., Radune D., RA Sosa J., Dodson R.J., Sullivan S.A., Rosovitz M.J., Madupu R., RA Brinkac L.M., Durkin A.S., Daugherty S.C., Kothari S.P., Giglio M.G., RA Zhou L., Haft D.H., Selengut J.D., Davidsen T.M., Yang Q., Zafar N., RA Ward N.L.; RT "Comparative genomic evidence for a close relationship between the RT dimorphic prosthecate bacteria Hyphomonas neptunium and Caulobacter RT crescentus."; RL J. Bacteriol. 188:6841-6850(2006). 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; CP000158; ABI76807.1; -; Genomic_DNA. DR RefSeq; WP_011646146.1; NC_008358.1. DR AlphaFoldDB; Q0C347; -. DR SMR; Q0C347; -. DR STRING; 228405.HNE_1126; -. DR KEGG; hne:HNE_1126; -. DR eggNOG; COG0414; Bacteria. DR HOGENOM; CLU_047148_0_0_5; -. DR UniPathway; UPA00028; UER00005. DR Proteomes; UP000001959; 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..293 FT /note="Pantothenate synthetase" FT /id="PRO_0000305467" FT ACT_SITE 45 FT /note="Proton donor" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00158" FT BINDING 38..45 FT /ligand="ATP" FT /ligand_id="ChEBI:CHEBI:30616" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00158" FT BINDING 69 FT /ligand="(R)-pantoate" FT /ligand_id="ChEBI:CHEBI:15980" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00158" FT BINDING 69 FT /ligand="beta-alanine" FT /ligand_id="ChEBI:CHEBI:57966" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00158" FT BINDING 155..158 FT /ligand="ATP" FT /ligand_id="ChEBI:CHEBI:30616" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00158" FT BINDING 161 FT /ligand="(R)-pantoate" FT /ligand_id="ChEBI:CHEBI:15980" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00158" FT BINDING 192..195 FT /ligand="ATP" FT /ligand_id="ChEBI:CHEBI:30616" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00158" SQ SEQUENCE 293 AA; 32189 MW; 448A1FA1C09D5C29 CRC64; MNSTKENPVE IIRTRNELQA RVRAWKQAGE TVGFVPTMGA LHEGHLSLIE KAQEKVTRTV ASIFVNPAQF APGEDFDTYP RREGEDIAKL ASVNCDAVYL PTVAEMYPEG SVTNVRVESL SDLLDGIYRP HFFYGVATVV ARLFLHAQPD VAVFGEKDYQ QLQVIRRMVR DLGFPIEIIG GATRRDADGL AQSSRNLYLS PDERRAAGAI YSAMHRAASR MALGTLPSEA LKEAEGYILT AGFRKIDYVT LVDPATLQAL PADTPLEDGA AARLLAAAWI GKTRLIDNIS VTR //