ID   UBIG_NITWN              Reviewed;         261 AA.
AC   Q3SVP3;
DT   27-JUN-2006, integrated into UniProtKB/Swiss-Prot.
DT   11-OCT-2005, sequence version 1.
DT   16-JUN-2009, entry version 27.
DE   RecName: Full=3-demethylubiquinone-9 3-methyltransferase;
DE            EC=2.1.1.64;
DE   AltName: Full=3,4-dihydroxy-5-hexaprenylbenzoate methyltransferase;
DE            Short=DHHB methyltransferase;
GN   Name=ubiG; OrderedLocusNames=Nwi_0381;
OS   Nitrobacter winogradskyi (strain Nb-255 / ATCC 25391).
OC   Bacteria; Proteobacteria; Alphaproteobacteria; Rhizobiales;
OC   Bradyrhizobiaceae; Nitrobacter.
OX   NCBI_TaxID=323098;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX   PubMed=16517654; DOI=10.1128/AEM.72.3.2050-2063.2006;
RA   Starkenburg S.R., Chain P.S.G., Sayavedra-Soto L.A., Hauser L.,
RA   Land M.L., Larimer F.W., Malfatti S.A., Klotz M.G., Bottomley P.J.,
RA   Arp D.J., Hickey W.J.;
RT   "Genome sequence of the chemolithoautotrophic nitrite-oxidizing
RT   bacterium Nitrobacter winogradskyi Nb-255.";
RL   Appl. Environ. Microbiol. 72:2050-2063(2006).
CC   -!- CATALYTIC ACTIVITY: S-adenosyl-L-methionine + 3-
CC       demethylubiquinone-9 = S-adenosyl-L-homocysteine + ubiquinone-9.
CC   -!- PATHWAY: Cofactor biosynthesis; ubiquinone biosynthesis.
CC   -!- SIMILARITY: Belongs to the methyltransferase superfamily.
CC       UbiG/COQ3 family.
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DR   EMBL; CP000115; ABA03648.1; -; Genomic_DNA.
DR   RefSeq; YP_317000.1; -.
DR   GeneID; 3676966; -.
DR   GenomeReviews; CP000115_GR; Nwi_0381.
DR   KEGG; nwi:Nwi_0381; -.
DR   NMPDR; fig|323098.3.peg.850; -.
DR   HOGENOM; Q3SVP3; -.
DR   OMA; Q3SVP3; IRDAACR.
DR   BioCyc; NWIN323098:NWI_0381-MON; -.
DR   GO; GO:0008425; F:2-polyprenyl-6-methoxy-1,4-benzoquinone met...; IEA:InterPro.
DR   GO; GO:0008689; F:3-demethylubiquinone-9 3-O-methyltransferas...; IEA:HAMAP.
DR   GO; GO:0006744; P:ubiquinone biosynthetic process; IEA:HAMAP.
DR   HAMAP; MF_00472; -; 1.
DR   InterPro; IPR013216; Methyltransf_11.
DR   InterPro; IPR010233; UbiG_MeTrfase.
DR   Pfam; PF08241; Methyltransf_11; 1.
DR   TIGRFAMs; TIGR01983; UbiG; 1.
PE   3: Inferred from homology;
KW   Complete proteome; Methyltransferase; S-adenosyl-L-methionine;
KW   Transferase; Ubiquinone biosynthesis.
FT   CHAIN         1    261       3-demethylubiquinone-9 3-
FT                                methyltransferase.
FT                                /FTId=PRO_0000241713.
SQ   SEQUENCE   261 AA;  28745 MW;  741EC000B02517D4 CRC64;
     MTMQVDPSAN SSAASSAAPG TTVDRAEIEK FSKLSQEWWD PTGKMAPLHR INPLRLQFIR
     DAACRKFDRN ARSLNCLAGL RLLDIGCGAG LLCEPFTRLG AQVIGVDPSA SNIAAAKLHA
     EKAHLSIDYR CTTVEDMDVR ERFDIILAME VVEHVADVGL FLDRCAAMLK PGGMMAASTL
     NRNWKSFALG IVAAEYVLRW LPRGTHQWDK FVTPDELARH FERNGLGITE QSGVVYSPFG
     DRWSLSSDMD VNYMVVAEAV G
//