ID PANC_BACHK Reviewed; 282 AA. AC Q6HL15; DT 25-OCT-2005, integrated into UniProtKB/Swiss-Prot. DT 19-JUL-2004, sequence version 1. DT 27-MAR-2024, entry version 100. 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=BT9727_1422; OS Bacillus thuringiensis subsp. konkukian (strain 97-27). OC Bacteria; Bacillota; Bacilli; Bacillales; Bacillaceae; Bacillus; OC Bacillus cereus group. OX NCBI_TaxID=281309; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=97-27; RX PubMed=16621833; DOI=10.1128/jb.188.9.3382-3390.2006; RA Han C.S., Xie G., Challacombe J.F., Altherr M.R., Bhotika S.S., Bruce D., RA Campbell C.S., Campbell M.L., Chen J., Chertkov O., Cleland C., RA Dimitrijevic M., Doggett N.A., Fawcett J.J., Glavina T., Goodwin L.A., RA Hill K.K., Hitchcock P., Jackson P.J., Keim P., Kewalramani A.R., RA Longmire J., Lucas S., Malfatti S., McMurry K., Meincke L.J., Misra M., RA Moseman B.L., Mundt M., Munk A.C., Okinaka R.T., Parson-Quintana B., RA Reilly L.P., Richardson P., Robinson D.L., Rubin E., Saunders E., Tapia R., RA Tesmer J.G., Thayer N., Thompson L.S., Tice H., Ticknor L.O., Wills P.L., RA Brettin T.S., Gilna P.; RT "Pathogenomic sequence analysis of Bacillus cereus and Bacillus RT thuringiensis isolates closely related to Bacillus anthracis."; RL J. Bacteriol. 188:3382-3390(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; AE017355; AAT63199.1; -; Genomic_DNA. DR RefSeq; WP_000706997.1; NC_005957.1. DR RefSeq; YP_035756.1; NC_005957.1. DR AlphaFoldDB; Q6HL15; -. DR SMR; Q6HL15; -. DR KEGG; btk:BT9727_1422; -. DR PATRIC; fig|281309.8.peg.1494; -. DR HOGENOM; CLU_047148_0_0_9; -. DR UniPathway; UPA00028; UER00005. DR Proteomes; UP000001301; 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. FT CHAIN 1..282 FT /note="Pantothenate synthetase" FT /id="PRO_0000128205" 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 282 AA; 31963 MW; C2081E04BCBD53D9 CRC64; MKIVTTVQEM QHITKELRAS GKSIGFVPTM GYLHEGHATL LRKAREENEI VVLSVFVNPL QFGPNEDLDR YPRDIDRDEN VAKENGVDYL FYPSVEEMYP AEQTTTVEVV KRTDVLCGKQ RPGHFAGVAT VLMKLFNITL PTRAYFGMKD AQQVAVIEGF VADFNIPVII VPVDIVREED GLAKSSRNVY LSQEERKEAP HLYRSLCMAK ERIEAGERNA EIITTLVKEY IETYTKGTVD YADLYAYPSL QVVDQIEGRI ILAIAVKFEN VRLIDNITLT VK //