ID A0A1G9KG97_9FIRM Unreviewed; 364 AA.
AC A0A1G9KG97;
DT 22-NOV-2017, integrated into UniProtKB/TrEMBL.
DT 22-NOV-2017, sequence version 1.
DT 24-JAN-2024, entry version 23.
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=SAMN04488502_10126 {ECO:0000313|EMBL:SDL48721.1};
OS Dendrosporobacter quercicolus.
OC Bacteria; Bacillota; Negativicutes; Selenomonadales; Sporomusaceae;
OC Dendrosporobacter.
OX NCBI_TaxID=146817 {ECO:0000313|EMBL:SDL48721.1, ECO:0000313|Proteomes:UP000214880};
RN [1] {ECO:0000313|EMBL:SDL48721.1, ECO:0000313|Proteomes:UP000214880}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 1736 {ECO:0000313|EMBL:SDL48721.1,
RC ECO:0000313|Proteomes:UP000214880};
RA de Groot N.N.;
RL Submitted (OCT-2016) 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}.
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DR EMBL; FNHB01000001; SDL48721.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1G9KG97; -.
DR STRING; 146817.SAMN04488502_10126; -.
DR OrthoDB; 9781491at2; -.
DR UniPathway; UPA00061; UER00516.
DR Proteomes; UP000214880; 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:UP000214880};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_00230}.
FT ACT_SITE 316
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00230"
SQ SEQUENCE 364 AA; 37810 MW; 9D6FE77F34E0520E CRC64;
MLDETISQIK PLDQAAMEKC QLRIDNLTKP LASLQSFEYL IRKIAGVTGN ARPRSLKKSI
VLMGGDHGVS AEGVSDCPQE VTAQMMETFC RGGAAINVFA QHVEADLVLV DIGVAAELPH
SVCLHDKKVA YGTKNLAEQP AMTRGQALQA INAGIKIALA ETEKGIGVLG LGEMGIAGTT
AATAIVACYA EQSVAELTGY GTGVADTILN KKVQVIKAAL AVNQPEANDP LDVLSKVGGF
EIAGLAGVIL GAAAGRAVIV LDGLVTTAAA LIAVKLAPQV KDYLIGSHYS VEPAHKAALT
IIDVPAYLYL DMRLGEGTGA AMGMSLINAA LHVMNDMKTF GEAEVAVAQD GPGALKQSKD
VRDE
//
