ID A0A1Y0MUV8_9FLAO Unreviewed; 345 AA.
AC A0A1Y0MUV8;
DT 30-AUG-2017, integrated into UniProtKB/TrEMBL.
DT 30-AUG-2017, sequence version 1.
DT 24-JAN-2024, entry version 22.
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=BTO07_01495 {ECO:0000313|EMBL:ARV13898.1};
OS Polaribacter sp. SA4-12.
OC Bacteria; Bacteroidota; Flavobacteriia; Flavobacteriales;
OC Flavobacteriaceae.
OX NCBI_TaxID=1312072 {ECO:0000313|EMBL:ARV13898.1, ECO:0000313|Proteomes:UP000195470};
RN [1] {ECO:0000313|EMBL:ARV13898.1, ECO:0000313|Proteomes:UP000195470}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=SA4-12 {ECO:0000313|EMBL:ARV13898.1,
RC ECO:0000313|Proteomes:UP000195470};
RA Kumagai Y., Yoshizawa S., Kogure K., Iwasaki W.;
RT "Trade-off between light-utilization and light-protection in marine
RT flavobacteria.";
RL Submitted (DEC-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; CP019334; ARV13898.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1Y0MUV8; -.
DR OrthoDB; 9781491at2; -.
DR UniPathway; UPA00061; UER00516.
DR Proteomes; UP000195470; 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 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:UP000195470};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_00230}.
FT ACT_SITE 313
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00230"
SQ SEQUENCE 345 AA; 37069 MW; 30FCCA674979C55A CRC64;
MTSTIKPLCK EIQIALQKKI DFKTKPLGSL GLLETIAIKI GSIQNTLTPK ITEPTIVVFA
GDHGITKTKG VSPYPQEVTQ QMVFNFLNGG AAINVFCKQN SINLKIVDAG VNVDFDQNNE
LISAKIAKGT KDFSLEKAMT TEQCNSTLEK GKEIVNTLFH KNCNTIGFGE MGIGNTSSAA
LLMSYFTAIN IEDCVGKGTG LDDKGLQQKK TILKEVYQKH IKNIDSPTEA LATFGGFEIV
MIAGAILEAA ALKMTILIDG FIVTSALLAA NAIDKNVLDY CVFTHTSGEQ GHQKVLDFLK
VKPVLNLGLR LGEGTGAAVA FPIIKSSVQF LNEMATFESA NVSEA
//