ID   COBT_MYCUA              Reviewed;         358 AA.
AC   A0PTP2;
DT   14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT   09-JAN-2007, sequence version 1.
DT   25-MAY-2022, entry version 93.
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=MUL_3565;
OS   Mycobacterium ulcerans (strain Agy99).
OC   Bacteria; Actinobacteria; Corynebacteriales; Mycobacteriaceae;
OC   Mycobacterium.
OX   NCBI_TaxID=362242;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=Agy99;
RX   PubMed=17210928; DOI=10.1101/gr.5942807;
RA   Stinear T.P., Seemann T., Pidot S., Frigui W., Reysset G., Garnier T.,
RA   Meurice G., Simon D., Bouchier C., Ma L., Tichit M., Porter J.L., Ryan J.,
RA   Johnson P.D.R., Davies J.K., Jenkin G.A., Small P.L.C., Jones L.M.,
RA   Tekaia F., Laval F., Daffe M., Parkhill J., Cole S.T.;
RT   "Reductive evolution and niche adaptation inferred from the genome of
RT   Mycobacterium ulcerans, the causative agent of Buruli ulcer.";
RL   Genome Res. 17:192-200(2007).
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; CP000325; ABL05711.1; -; Genomic_DNA.
DR   RefSeq; WP_011741317.1; NC_008611.1.
DR   AlphaFoldDB; A0PTP2; -.
DR   SMR; A0PTP2; -.
DR   STRING; 362242.MUL_3565; -.
DR   EnsemblBacteria; ABL05711; ABL05711; MUL_3565.
DR   KEGG; mul:MUL_3565; -.
DR   eggNOG; COG2038; Bacteria.
DR   HOGENOM; CLU_002982_0_2_11; -.
DR   OMA; AWMRKCA; -.
DR   UniPathway; UPA00061; UER00516.
DR   Proteomes; UP000000765; 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; Transferase.
FT   CHAIN           1..358
FT                   /note="Nicotinate-nucleotide--dimethylbenzimidazole
FT                   phosphoribosyltransferase"
FT                   /id="PRO_1000118969"
FT   ACT_SITE        314
FT                   /note="Proton acceptor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00230"
SQ   SEQUENCE   358 AA;  36140 MW;  10761E24F69AECC0 CRC64;
     MIGFAPISAP DALAEAAARA RQDALTKPRG ALGRLEDLSA WVASCQGQCP PRQFQRARVV
     VFAGDHGITR SGVSAYPPDA TAQMVANIDG GGAAINALAD VAGATVRVVD LAVDAEALSE
     QIGAHKVRRG SGDIATEDAL TDDQTAAAIA AGQQIADAEV DAGADLLIAG DMGIGNTTPA
     AVLVAALTNT EPVAVVGFGT GVDDATWSRK TAAVRDALFR SARVLPDPVA LLRCCGGADL
     AAMAGFCAQA AVRRTPLLLD GMAVTAAALV AERLAPGARQ WWQAGHRSTE PGHQLALTAL
     ALDPVVDLRM RLGEGTGATV ALPVLRAAVA ALSSMATFAE AGVSTACDDA GATEPPES