COBT_PORGI
ID COBT_PORGI Reviewed; 345 AA.
AC Q7MWC6;
DT 15-MAR-2004, integrated into UniProtKB/Swiss-Prot.
DT 15-DEC-2003, sequence version 1.
DT 25-MAY-2022, entry version 111.
DE RecName: Full=Nicotinate-nucleotide--dimethylbenzimidazole phosphoribosyltransferase {ECO:0000255|HAMAP-Rule:MF_00230};
DE Short=NN:DBI PRT {ECO:0000255|HAMAP-Rule:MF_00230};
DE EC=2.4.2.21 {ECO:0000255|HAMAP-Rule:MF_00230};
DE AltName: Full=N(1)-alpha-phosphoribosyltransferase {ECO:0000255|HAMAP-Rule:MF_00230};
GN Name=cobT {ECO:0000255|HAMAP-Rule:MF_00230}; OrderedLocusNames=PG_0702;
OS Porphyromonas gingivalis (strain ATCC BAA-308 / W83).
OC Bacteria; Bacteroidetes; Bacteroidia; Bacteroidales; Porphyromonadaceae;
OC Porphyromonas.
OX NCBI_TaxID=242619;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC BAA-308 / W83;
RX PubMed=12949112; DOI=10.1128/jb.185.18.5591-5601.2003;
RA Nelson K.E., Fleischmann R.D., DeBoy R.T., Paulsen I.T., Fouts D.E.,
RA Eisen J.A., Daugherty S.C., Dodson R.J., Durkin A.S., Gwinn M.L.,
RA Haft D.H., Kolonay J.F., Nelson W.C., Mason T.M., Tallon L., Gray J.,
RA Granger D., Tettelin H., Dong H., Galvin J.L., Duncan M.J., Dewhirst F.E.,
RA Fraser C.M.;
RT "Complete genome sequence of the oral pathogenic bacterium Porphyromonas
RT gingivalis strain W83.";
RL J. Bacteriol. 185:5591-5601(2003).
CC -!- FUNCTION: Catalyzes the synthesis of alpha-ribazole-5'-phosphate from
CC nicotinate mononucleotide (NAMN) and 5,6-dimethylbenzimidazole (DMB).
CC {ECO:0000255|HAMAP-Rule:MF_00230}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=5,6-dimethylbenzimidazole + nicotinate beta-D-ribonucleotide =
CC alpha-ribazole 5'-phosphate + H(+) + nicotinate;
CC Xref=Rhea:RHEA:11196, ChEBI:CHEBI:15378, ChEBI:CHEBI:15890,
CC ChEBI:CHEBI:32544, ChEBI:CHEBI:57502, ChEBI:CHEBI:57918; EC=2.4.2.21;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00230};
CC -!- PATHWAY: Nucleoside biosynthesis; alpha-ribazole biosynthesis; alpha-
CC ribazole from 5,6-dimethylbenzimidazole: step 1/2. {ECO:0000255|HAMAP-
CC Rule:MF_00230}.
CC -!- SIMILARITY: Belongs to the CobT family. {ECO:0000255|HAMAP-
CC Rule:MF_00230}.
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DR EMBL; AE015924; AAQ65873.1; -; Genomic_DNA.
DR RefSeq; WP_005873582.1; NC_002950.2.
DR AlphaFoldDB; Q7MWC6; -.
DR SMR; Q7MWC6; -.
DR STRING; 242619.PG_0702; -.
DR EnsemblBacteria; AAQ65873; AAQ65873; PG_0702.
DR KEGG; pgi:PG_0702; -.
DR eggNOG; COG2038; Bacteria.
DR HOGENOM; CLU_002982_0_0_10; -.
DR OMA; AWMRKCA; -.
DR OrthoDB; 1765140at2; -.
DR UniPathway; UPA00061; UER00516.
DR Proteomes; UP000000588; Chromosome.
DR GO; GO:0008939; F:nicotinate-nucleotide-dimethylbenzimidazole phosphoribosyltransferase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0009236; P:cobalamin biosynthetic process; IEA:UniProtKB-KW.
DR CDD; cd02439; DMB-PRT_CobT; 1.
DR Gene3D; 1.10.1610.10; -; 1.
DR Gene3D; 3.40.50.10210; -; 1.
DR HAMAP; MF_00230; CobT; 1.
DR InterPro; IPR003200; Nict_dMeBzImd_PRibTrfase.
DR InterPro; IPR017846; Nict_dMeBzImd_PRibTrfase_bact.
DR InterPro; IPR023195; Nict_dMeBzImd_PRibTrfase_N.
DR InterPro; IPR036087; Nict_dMeBzImd_PRibTrfase_sf.
DR Pfam; PF02277; DBI_PRT; 1.
DR SUPFAM; SSF52733; SSF52733; 1.
DR TIGRFAMs; TIGR03160; cobT_DBIPRT; 1.
PE 3: Inferred from homology;
KW Cobalamin biosynthesis; Glycosyltransferase; Reference proteome;
KW Transferase.
FT CHAIN 1..345
FT /note="Nicotinate-nucleotide--dimethylbenzimidazole
FT phosphoribosyltransferase"
FT /id="PRO_0000167059"
FT ACT_SITE 312
FT /note="Proton acceptor"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00230"
SQ SEQUENCE 345 AA; 37374 MW; DBA5A03B77560949 CRC64;
MKTFNIKSPD QAIHQALIDR INNLAKPEGS LGMLEELALQ IGLIQQTLSP RLRNPHNIIF
AADHGIADEG VSFSPKEVTW QVINNFLGGG AGINFLCRQH GFELVLVDGG IDFDFPEGLD
IIDRKVRKGT RNYLYEAALT GEEMEQAVTA GAEVVSDCHH RGCNVVSFGE MGVANTSTSS
MWMSFLTGID LKDCVGAGSG LDSEGVRHKY NILKQAKENY KGNGSTEDVI TYFGGLEMLM
AVGGMLQAAE LGMLIIVDGF IMTNCLLAAS QFYPEVCDYA VFGHCGDESG HARLLEYMKA
KPLLNLGLRL GEGSGAVCSY PIIVSAVSMI NEMHTFAQAA VTKYF