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Protein

Nicotinate phosphoribosyltransferase

Gene

pncB

Organism
Escherichia coli (strain 55989 / EAEC)
Status
Reviewed-Annotation score: -Protein inferred from homologyi

Functioni

Catalyzes the synthesis of beta-nicotinate D-ribonucleotide from nicotinate and 5-phospho-D-ribose 1-phosphate at the expense of ATP.UniRule annotation

Catalytic activityi

Nicotinate + 5-phospho-alpha-D-ribose 1-diphosphate + ATP + H2O = beta-nicotinate D-ribonucleotide + diphosphate + ADP + phosphate.UniRule annotation

Pathwayi: NAD(+) biosynthesis

This protein is involved in step 1 of the subpathway that synthesizes nicotinate D-ribonucleotide from nicotinate.UniRule annotation
Proteins known to be involved in this subpathway in this organism are:
  1. Nicotinate phosphoribosyltransferase (pncB)
This subpathway is part of the pathway NAD(+) biosynthesis, which is itself part of Cofactor biosynthesis.
View all proteins of this organism that are known to be involved in the subpathway that synthesizes nicotinate D-ribonucleotide from nicotinate, the pathway NAD(+) biosynthesis and in Cofactor biosynthesis.

GO - Molecular functioni

GO - Biological processi

Keywordsi

Molecular functionLigase, Transferase
Biological processPyridine nucleotide biosynthesis

Enzyme and pathway databases

UniPathwayiUPA00253; UER00457

Names & Taxonomyi

Protein namesi
Recommended name:
Nicotinate phosphoribosyltransferaseUniRule annotation (EC:6.3.4.21UniRule annotation)
Short name:
NAPRTaseUniRule annotation
Gene namesi
Name:pncBUniRule annotation
Ordered Locus Names:EC55989_0980
OrganismiEscherichia coli (strain 55989 / EAEC)
Taxonomic identifieri585055 [NCBI]
Taxonomic lineageiBacteriaProteobacteriaGammaproteobacteriaEnterobacteralesEnterobacteriaceaeEscherichia
Proteomesi
  • UP000000746 Componenti: Chromosome

PTM / Processingi

Molecule processing

Feature keyPosition(s)DescriptionActionsGraphical viewLength
ChainiPRO_10001468411 – 400Nicotinate phosphoribosyltransferaseAdd BLAST400

Structurei

3D structure databases

ProteinModelPortaliB7LE31
SMRiB7LE31
ModBaseiSearch...
MobiDBiSearch...

Family & Domainsi

Sequence similaritiesi

Belongs to the NAPRTase family.UniRule annotation

Phylogenomic databases

HOGENOMiHOG000284928
KOiK00763
OMAiKLTMQCA

Family and domain databases

CDDicd01401 PncB_like, 1 hit
HAMAPiMF_00570 NAPRTase, 1 hit
InterProiView protein in InterPro
IPR006406 Nic_PRibTrfase
IPR007229 Nic_PRibTrfase-Fam
IPR036068 Nicotinate_pribotase_like_C
PANTHERiPTHR11098 PTHR11098, 1 hit
PfamiView protein in Pfam
PF04095 NAPRTase, 1 hit
PIRSFiPIRSF000484 NAPRT, 1 hit
SUPFAMiSSF51690 SSF51690, 1 hit
TIGRFAMsiTIGR01514 NAPRTase, 1 hit

Sequencei

Sequence statusi: Complete.

B7LE31-1 [UniParc]FASTAAdd to basket

« Hide

        10         20         30         40         50
MTQFASPVLH SLLDTDAYKL HMQQAVFHHY YDVHVAAEFR CRGDDLLGIY
60 70 80 90 100
ADAIREQIQA MQHLRLQDDE YQWLSALPFF KADYLNWLRE FRFNPEQVTV
110 120 130 140 150
SNDNGKLDIR LSGPWREVIL WEVPLLAVIS EMVHRYRSPQ ADVAQALDTL
160 170 180 190 200
ESKLVDFSAL TAGLDMSRFH LMDFGTRRRF SREVQETIVK RLQQESWFVG
210 220 230 240 250
TSNYDLARRL SLTPMGTQAH EWFQAHQQIS PDLANSQRAA LAAWLEEYPD
260 270 280 290 300
QLGIALTDCI TMDAFLRDFG VEFASRYQGL RHDSGDPVEW GEKAIAHYEK
310 320 330 340 350
LGIDPQSKTL VFSDNLDLRK AVELYRHFSS RVQLSFGIGT RLTCDIPQVK
360 370 380 390 400
PLNIVIKLVE CNGKPVAKLS DSPGKTICHD KAFVRALRKA FDLPHIKKAS
Length:400
Mass (Da):45,911
Last modified:February 10, 2009 - v1
Checksum:i5385BCB1A8703095
GO

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
CU928145 Genomic DNA Translation: CAU96842.1
RefSeqiWP_001297200.1, NC_011748.1

Genome annotation databases

EnsemblBacteriaiCAU96842; CAU96842; EC55989_0980
KEGGieck:EC55989_0980

Similar proteinsi

Entry informationi

Entry nameiPNCB_ECO55
AccessioniPrimary (citable) accession number: B7LE31
Entry historyiIntegrated into UniProtKB/Swiss-Prot: July 28, 2009
Last sequence update: February 10, 2009
Last modified: April 25, 2018
This is version 62 of the entry and version 1 of the sequence. See complete history.
Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programProkaryotic Protein Annotation Program

Miscellaneousi

Keywords - Technical termi

Complete proteome
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Main funding by: National Institutes of Health