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COBT_MYCPA
ID   COBT_MYCPA              Reviewed;         349 AA.
AC   Q73YK7;
DT   15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT   05-JUL-2004, sequence version 1.
DT   25-MAY-2022, entry version 104.
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=MAP_1948;
OS   Mycolicibacterium paratuberculosis (strain ATCC BAA-968 / K-10)
OS   (Mycobacterium paratuberculosis).
OC   Bacteria; Actinobacteria; Corynebacteriales; Mycobacteriaceae;
OC   Mycobacterium; Mycobacterium avium complex (MAC).
OX   NCBI_TaxID=262316;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC BAA-968 / K-10;
RX   PubMed=16116077; DOI=10.1073/pnas.0505662102;
RA   Li L., Bannantine J.P., Zhang Q., Amonsin A., May B.J., Alt D., Banerji N.,
RA   Kanjilal S., Kapur V.;
RT   "The complete genome sequence of Mycobacterium avium subspecies
RT   paratuberculosis.";
RL   Proc. Natl. Acad. Sci. U.S.A. 102:12344-12349(2005).
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; AE016958; AAS04265.1; -; Genomic_DNA.
DR   RefSeq; WP_003872278.1; NC_002944.2.
DR   AlphaFoldDB; Q73YK7; -.
DR   SMR; Q73YK7; -.
DR   STRING; 262316.MAP_1948; -.
DR   EnsemblBacteria; AAS04265; AAS04265; MAP_1948.
DR   KEGG; mpa:MAP_1948; -.
DR   eggNOG; COG2038; Bacteria.
DR   HOGENOM; CLU_002982_0_2_11; -.
DR   OMA; AWMRKCA; -.
DR   UniPathway; UPA00061; UER00516.
DR   Proteomes; UP000000580; 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..349
FT                   /note="Nicotinate-nucleotide--dimethylbenzimidazole
FT                   phosphoribosyltransferase"
FT                   /id="PRO_1000021604"
FT   REGION          1..20
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   ACT_SITE        313
FT                   /note="Proton acceptor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00230"
SQ   SEQUENCE   349 AA;  35397 MW;  00D18DC3EE832EBB CRC64;
     MEFATVSPPD PGTAAAARAR QDTLTKPRGA LGRLEDLSVW IAACQGQCPP RQFERARVVV
     FAGDHGVARC GVSAYPPEVT AQMVANFDAG GAAINALAGV AGASVRVADL AVDADPPDDR
     IGAHKVRRGS GDITVQDALT AEETERALSA GAAIADEEVD AGADLLIAGD MGIGNTTAAA
     VLVAALTNVE PVVAVGFGTG IDDAGWARKT AAVRDALFRA RRVLPDPVAL LRCAGGADLA
     ALAGFCAQAA VRRTPLLLDG MAVTAAALVA EHLAPGARLW WQAGHRSTEP GHALALTALD
     LEPILDLRMR LGEGTGAALA LPIVRAAVAA LSSMATFAQA GVSDPSAHP
 
 
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