ID PNCB_POLSJ Reviewed; 395 AA. AC Q128P8; DT 14-APR-2009, integrated into UniProtKB/Swiss-Prot. DT 22-AUG-2006, sequence version 1. DT 27-MAR-2024, entry version 97. DE RecName: Full=Nicotinate phosphoribosyltransferase {ECO:0000255|HAMAP-Rule:MF_00570}; DE Short=NAPRTase {ECO:0000255|HAMAP-Rule:MF_00570}; DE EC=6.3.4.21 {ECO:0000255|HAMAP-Rule:MF_00570}; GN Name=pncB {ECO:0000255|HAMAP-Rule:MF_00570}; GN OrderedLocusNames=Bpro_3080; OS Polaromonas sp. (strain JS666 / ATCC BAA-500). OC Bacteria; Pseudomonadota; Betaproteobacteria; Burkholderiales; OC Comamonadaceae; Polaromonas. OX NCBI_TaxID=296591; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=JS666 / ATCC BAA-500; RX PubMed=18723656; DOI=10.1128/aem.00197-08; RA Mattes T.E., Alexander A.K., Richardson P.M., Munk A.C., Han C.S., RA Stothard P., Coleman N.V.; RT "The genome of Polaromonas sp. strain JS666: insights into the evolution of RT a hydrocarbon- and xenobiotic-degrading bacterium, and features of RT relevance to biotechnology."; RL Appl. Environ. Microbiol. 74:6405-6416(2008). CC -!- FUNCTION: Catalyzes the synthesis of beta-nicotinate D-ribonucleotide CC from nicotinate and 5-phospho-D-ribose 1-phosphate at the expense of CC ATP. {ECO:0000255|HAMAP-Rule:MF_00570}. CC -!- CATALYTIC ACTIVITY: CC Reaction=5-phospho-alpha-D-ribose 1-diphosphate + ATP + H2O + CC nicotinate = ADP + diphosphate + nicotinate beta-D-ribonucleotide + CC phosphate; Xref=Rhea:RHEA:36163, ChEBI:CHEBI:15377, CC ChEBI:CHEBI:30616, ChEBI:CHEBI:32544, ChEBI:CHEBI:33019, CC ChEBI:CHEBI:43474, ChEBI:CHEBI:57502, ChEBI:CHEBI:58017, CC ChEBI:CHEBI:456216; EC=6.3.4.21; Evidence={ECO:0000255|HAMAP- CC Rule:MF_00570}; CC -!- PATHWAY: Cofactor biosynthesis; NAD(+) biosynthesis; nicotinate D- CC ribonucleotide from nicotinate: step 1/1. {ECO:0000255|HAMAP- CC Rule:MF_00570}. CC -!- PTM: Transiently phosphorylated on a His residue during the reaction CC cycle. Phosphorylation strongly increases the affinity for substrates CC and increases the rate of nicotinate D-ribonucleotide production. CC Dephosphorylation regenerates the low-affinity form of the enzyme, CC leading to product release. {ECO:0000255|HAMAP-Rule:MF_00570}. CC -!- SIMILARITY: Belongs to the NAPRTase family. {ECO:0000255|HAMAP- CC Rule:MF_00570}. 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; CP000316; ABE44994.1; -; Genomic_DNA. DR RefSeq; WP_011483990.1; NC_007948.1. DR AlphaFoldDB; Q128P8; -. DR SMR; Q128P8; -. DR STRING; 296591.Bpro_3080; -. DR KEGG; pol:Bpro_3080; -. DR eggNOG; COG1488; Bacteria. DR HOGENOM; CLU_030991_1_0_4; -. DR OrthoDB; 9771406at2; -. DR UniPathway; UPA00253; UER00457. DR Proteomes; UP000001983; Chromosome. DR GO; GO:0004516; F:nicotinate phosphoribosyltransferase activity; IEA:UniProtKB-UniRule. DR GO; GO:0009435; P:NAD biosynthetic process; IEA:UniProtKB-UniRule. DR CDD; cd01401; PncB_like; 1. DR Gene3D; 3.20.140.10; nicotinate phosphoribosyltransferase; 1. DR HAMAP; MF_00570; NAPRTase; 1. DR InterPro; IPR041525; N/Namide_PRibTrfase. DR InterPro; IPR040727; NAPRTase_N. DR InterPro; IPR006406; Nic_PRibTrfase. DR InterPro; IPR007229; Nic_PRibTrfase-Fam. DR InterPro; IPR036068; Nicotinate_pribotase-like_C. DR NCBIfam; TIGR01514; NAPRTase; 1. DR PANTHER; PTHR11098; NICOTINATE PHOSPHORIBOSYLTRANSFERASE; 1. DR PANTHER; PTHR11098:SF1; NICOTINATE PHOSPHORIBOSYLTRANSFERASE; 1. DR Pfam; PF04095; NAPRTase; 1. DR Pfam; PF17767; NAPRTase_N; 1. DR PIRSF; PIRSF000484; NAPRT; 1. DR SUPFAM; SSF51690; Nicotinate/Quinolinate PRTase C-terminal domain-like; 1. DR SUPFAM; SSF54675; Nicotinate/Quinolinate PRTase N-terminal domain-like; 1. PE 3: Inferred from homology; KW Ligase; Phosphoprotein; Pyridine nucleotide biosynthesis; KW Reference proteome. FT CHAIN 1..395 FT /note="Nicotinate phosphoribosyltransferase" FT /id="PRO_1000129476" FT MOD_RES 222 FT /note="Phosphohistidine; by autocatalysis" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00570" SQ SEQUENCE 395 AA; 45099 MW; 80870C7E825DB858 CRC64; MIITSLLDTD LYKFTMMQVV LHQFPGAEVE YRFKCRNAGA PGIGKLAPYV NEIREEIRGL CNLRFQDAEL AYLKAMRFIK SDFVDFLGIF KLNEKYVSVT ALPSGEIEVS IKGPWLHTIL FEIPVLAIIN EVYFRNTQKQ PDLTEGRKRL DTKILELQAD GLRELKIADY GTRRRFGKVW HEEVLRTLVT RLGTGMSGQL AGTSNVLFAM KLGLTPLGTM AHEYLQACQA LGPRLRDSQV FGFESWAREY RGDLGIALSD VYGMSAFLRD FDMYFCKLFD GARHDSGDPF EWGERMLAHY VKNRVDPRTK TLIFSDALTV PRTIELYQQF RGRCQLAFGI GTNLTNDLGY EPLQIVIKMI RCNGQPVAKL SDTPSKNMCE DEKYLAYLRQ VFEIG //