ID U1QS76_9EURY Unreviewed; 268 AA.
AC U1QS76;
DT 13-NOV-2013, integrated into UniProtKB/TrEMBL.
DT 13-NOV-2013, sequence version 1.
DT 24-JAN-2024, entry version 35.
DE RecName: Full=Nicotinate-nucleotide pyrophosphorylase [carboxylating] {ECO:0000256|PIRNR:PIRNR006250};
DE EC=2.4.2.19 {ECO:0000256|PIRNR:PIRNR006250};
DE AltName: Full=Quinolinate phosphoribosyltransferase [decarboxylating] {ECO:0000256|PIRNR:PIRNR006250};
GN ORFNames=J07HX64_01826 {ECO:0000313|EMBL:ERH10058.1};
OS halophilic archaeon J07HX64.
OC Archaea; Euryarchaeota; Stenosarchaea group; Halobacteria; Halobacteriales.
OX NCBI_TaxID=1085028 {ECO:0000313|EMBL:ERH10058.1};
RN [1] {ECO:0000313|EMBL:ERH10058.1}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX PubMed=23637883;
RA Podell S., Ugalde J.A., Narasingarao P., Banfield J.F., Heidelberg K.B.,
RA Allen E.E.;
RT "Assembly-driven community genomics of a hypersaline microbial ecosystem.";
RL PLoS ONE 8:E61692-E61692(2013).
CC -!- FUNCTION: Involved in the catabolism of quinolinic acid (QA).
CC {ECO:0000256|PIRNR:PIRNR006250}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=CO2 + diphosphate + nicotinate beta-D-ribonucleotide = 5-
CC phospho-alpha-D-ribose 1-diphosphate + 2 H(+) + quinolinate;
CC Xref=Rhea:RHEA:12733, ChEBI:CHEBI:15378, ChEBI:CHEBI:16526,
CC ChEBI:CHEBI:29959, ChEBI:CHEBI:33019, ChEBI:CHEBI:57502,
CC ChEBI:CHEBI:58017; EC=2.4.2.19;
CC Evidence={ECO:0000256|PIRNR:PIRNR006250};
CC -!- PATHWAY: Cofactor biosynthesis; NAD(+) biosynthesis; nicotinate D-
CC ribonucleotide from quinolinate: step 1/1.
CC {ECO:0000256|ARBA:ARBA00004893, ECO:0000256|PIRNR:PIRNR006250}.
CC -!- SUBUNIT: Hexamer formed by 3 homodimers.
CC {ECO:0000256|PIRNR:PIRNR006250}.
CC -!- SIMILARITY: Belongs to the NadC/ModD family.
CC {ECO:0000256|ARBA:ARBA00009400, ECO:0000256|PIRNR:PIRNR006250}.
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DR EMBL; KE356579; ERH10058.1; -; Genomic_DNA.
DR AlphaFoldDB; U1QS76; -.
DR STRING; 1085028.J07HX64_01826; -.
DR HOGENOM; CLU_039622_2_0_2; -.
DR UniPathway; UPA00253; UER00331.
DR GO; GO:0004514; F:nicotinate-nucleotide diphosphorylase (carboxylating) activity; IEA:UniProtKB-EC.
DR GO; GO:0009435; P:NAD biosynthetic process; IEA:UniProtKB-UniPathway.
DR CDD; cd01572; QPRTase; 1.
DR Gene3D; 3.20.20.70; Aldolase class I; 1.
DR Gene3D; 3.90.1170.20; Quinolinate phosphoribosyl transferase, N-terminal domain; 1.
DR InterPro; IPR013785; Aldolase_TIM.
DR InterPro; IPR004393; NadC.
DR InterPro; IPR027277; NadC/ModD.
DR InterPro; IPR036068; Nicotinate_pribotase-like_C.
DR InterPro; IPR037128; Quinolinate_PRibosylTase_N_sf.
DR InterPro; IPR002638; Quinolinate_PRibosylTrfase_C.
DR InterPro; IPR022412; Quinolinate_PRibosylTrfase_N.
DR NCBIfam; TIGR00078; nadC; 1.
DR PANTHER; PTHR32179; NICOTINATE-NUCLEOTIDE PYROPHOSPHORYLASE [CARBOXYLATING]; 1.
DR PANTHER; PTHR32179:SF3; NICOTINATE-NUCLEOTIDE PYROPHOSPHORYLASE [CARBOXYLATING]; 1.
DR Pfam; PF01729; QRPTase_C; 1.
DR Pfam; PF02749; QRPTase_N; 1.
DR PIRSF; PIRSF006250; NadC_ModD; 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 Glycosyltransferase {ECO:0000256|ARBA:ARBA00022676,
KW ECO:0000256|PIRNR:PIRNR006250};
KW Pyridine nucleotide biosynthesis {ECO:0000256|ARBA:ARBA00022642,
KW ECO:0000256|PIRNR:PIRNR006250};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|PIRNR:PIRNR006250}.
FT DOMAIN 15..98
FT /note="Quinolinate phosphoribosyl transferase N-terminal"
FT /evidence="ECO:0000259|Pfam:PF02749"
FT DOMAIN 100..265
FT /note="Quinolinate phosphoribosyl transferase C-terminal"
FT /evidence="ECO:0000259|Pfam:PF01729"
SQ SEQUENCE 268 AA; 27943 MW; BDFA2AC1392923B3 CRC64;
MLTDSTVETW LREDIGHRDV TNSVPGETTG RLVPTEPGVA AGLDAAAAVF EYLGVDVQVQ
VEEGHQLDPG DPALVAEGPA QDVLRGERVA VNVAAHASGV ATRTREAVDA AHEVDDEVRI
AGTRKTTPGL RGIEKRAVAA GGGDTHRLTL SGMVMVKDNH IAELGFDRAI ERIRERTSFA
TKVEVEVEEP GDAVRAAEAG ADVVLLDNLD PAALERGVEA LPDGVLAEAS GGISMDDVPA
YAATGVDIIS LGSLTHSAPA LDYSFRTG
//
