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Database: UniProt
Entry: A0A0Q4G5S9_9SPHN
LinkDB: A0A0Q4G5S9_9SPHN
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ID   A0A0Q4G5S9_9SPHN        Unreviewed;       337 AA.
AC   A0A0Q4G5S9;
DT   20-JAN-2016, integrated into UniProtKB/TrEMBL.
DT   20-JAN-2016, sequence version 1.
DT   24-JAN-2024, entry version 40.
DE   RecName: Full=Nicotinate-nucleotide--dimethylbenzimidazole phosphoribosyltransferase {ECO:0000256|ARBA:ARBA00015486, ECO:0000256|HAMAP-Rule:MF_00230};
DE            Short=NN:DBI PRT {ECO:0000256|HAMAP-Rule:MF_00230};
DE            EC=2.4.2.21 {ECO:0000256|ARBA:ARBA00011991, ECO:0000256|HAMAP-Rule:MF_00230};
DE   AltName: Full=N(1)-alpha-phosphoribosyltransferase {ECO:0000256|ARBA:ARBA00030686, ECO:0000256|HAMAP-Rule:MF_00230};
GN   Name=cobT {ECO:0000256|HAMAP-Rule:MF_00230};
GN   ORFNames=ASE72_13930 {ECO:0000313|EMBL:KQM70520.1};
OS   Sphingomonas sp. Leaf20.
OC   Bacteria; Pseudomonadota; Alphaproteobacteria; Sphingomonadales;
OC   Sphingomonadaceae; Sphingomonas.
OX   NCBI_TaxID=1735685 {ECO:0000313|EMBL:KQM70520.1, ECO:0000313|Proteomes:UP000051642};
RN   [1] {ECO:0000313|Proteomes:UP000051642}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=Leaf20 {ECO:0000313|Proteomes:UP000051642};
RA   Garrido-Oter R., Mueller D.B.;
RL   Submitted (OCT-2015) to the EMBL/GenBank/DDBJ databases.
RN   [2] {ECO:0000313|Proteomes:UP000051642}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=Leaf20 {ECO:0000313|Proteomes:UP000051642};
RA   Vorholt J.;
RT   "Functional overlap of the Arabidopsis leaf and root microbiotas.";
RL   Submitted (NOV-2015) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: Catalyzes the synthesis of alpha-ribazole-5'-phosphate from
CC       nicotinate mononucleotide (NAMN) and 5,6-dimethylbenzimidazole (DMB).
CC       {ECO:0000256|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:0000256|ARBA:ARBA00001058, ECO:0000256|HAMAP-
CC         Rule:MF_00230};
CC   -!- PATHWAY: Nucleoside biosynthesis; alpha-ribazole biosynthesis; alpha-
CC       ribazole from 5,6-dimethylbenzimidazole: step 1/2.
CC       {ECO:0000256|ARBA:ARBA00005049, ECO:0000256|HAMAP-Rule:MF_00230}.
CC   -!- SIMILARITY: Belongs to the CobT family. {ECO:0000256|ARBA:ARBA00007110,
CC       ECO:0000256|HAMAP-Rule:MF_00230}.
CC   -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC       whole genome shotgun (WGS) entry which is preliminary data.
CC       {ECO:0000313|EMBL:KQM70520.1}.
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DR   EMBL; LMKN01000009; KQM70520.1; -; Genomic_DNA.
DR   RefSeq; WP_056022826.1; NZ_LMKN01000009.1.
DR   AlphaFoldDB; A0A0Q4G5S9; -.
DR   STRING; 1735685.ASE72_13930; -.
DR   OrthoDB; 9781491at2; -.
DR   UniPathway; UPA00061; UER00516.
DR   Proteomes; UP000051642; Unassembled WGS sequence.
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   NCBIfam; TIGR03160; cobT_DBIPRT; 1.
DR   PANTHER; PTHR43463; NICOTINATE-NUCLEOTIDE--DIMETHYLBENZIMIDAZOLE PHOSPHORIBOSYLTRANSFERASE; 1.
DR   PANTHER; PTHR43463:SF1; NICOTINATE-NUCLEOTIDE--DIMETHYLBENZIMIDAZOLE PHOSPHORIBOSYLTRANSFERASE; 1.
DR   Pfam; PF02277; DBI_PRT; 1.
DR   SUPFAM; SSF52733; Nicotinate mononucleotide:5,6-dimethylbenzimidazole phosphoribosyltransferase (CobT); 1.
PE   3: Inferred from homology;
KW   Cobalamin biosynthesis {ECO:0000256|ARBA:ARBA00022573, ECO:0000256|HAMAP-
KW   Rule:MF_00230};
KW   Glycosyltransferase {ECO:0000256|ARBA:ARBA00022676, ECO:0000256|HAMAP-
KW   Rule:MF_00230}; Reference proteome {ECO:0000313|Proteomes:UP000051642};
KW   Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW   Rule:MF_00230}.
FT   ACT_SITE        305
FT                   /note="Proton acceptor"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00230"
SQ   SEQUENCE   337 AA;  33857 MW;  41B67EBD8AA8C02D CRC64;
     MTLFPTVAAF EAALQALPAA DEAARGAASL RQGQLTKPPG SLGRLEDLAV FMAGWQGRER
     PRFERARAAI FAGNHGVAVH GVSAFPVSVT AQMVENFRHG GAAINALADA VGLELIIADI
     DLEAPTADFT TGAAMDEAAC LAALNIGAGV VVPGLDMLVV GEMGIGNSTS AAALCLRSYG
     GTAADWVGPG TGVDVAGIAR KIAVVEAGIG RHDDCPRTPF ETLRRVGGRE IVAIAGAVVA
     ARVAGVPVVL DGFISSAAIA PIAAAYPGIV EHCIAGHCSA EPGHELLLAA LKLEPLLRLG
     MRLGEGSGAA VAVGVIRSAL AAHDGMATFA EAGVSVA
//
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