ID S3DHT1_9GAMM Unreviewed; 236 AA.
AC S3DHT1;
DT 18-SEP-2013, integrated into UniProtKB/TrEMBL.
DT 18-SEP-2013, sequence version 1.
DT 27-MAR-2024, entry version 51.
DE RecName: Full=Ubiquinone/menaquinone biosynthesis C-methyltransferase UbiE {ECO:0000256|HAMAP-Rule:MF_01813};
DE EC=2.1.1.163 {ECO:0000256|HAMAP-Rule:MF_01813};
DE EC=2.1.1.201 {ECO:0000256|HAMAP-Rule:MF_01813};
DE AltName: Full=2-methoxy-6-polyprenyl-1,4-benzoquinol methylase {ECO:0000256|HAMAP-Rule:MF_01813};
DE AltName: Full=Demethylmenaquinone methyltransferase {ECO:0000256|HAMAP-Rule:MF_01813};
GN Name=ubiE {ECO:0000256|HAMAP-Rule:MF_01813};
GN ORFNames=O1U_0475 {ECO:0000313|EMBL:EPE38012.1};
OS Candidatus Photodesmus katoptron Akat1.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Vibrionales; Vibrionaceae;
OC Photodesmus.
OX NCBI_TaxID=1236703 {ECO:0000313|EMBL:EPE38012.1, ECO:0000313|Proteomes:UP000053688};
RN [1] {ECO:0000313|EMBL:EPE38012.1, ECO:0000313|Proteomes:UP000053688}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=Akat1 {ECO:0000313|EMBL:EPE38012.1,
RC ECO:0000313|Proteomes:UP000053688};
RX PubMed=24118864; DOI=10.1111/1462-2920.12302;
RA Hendry T.A., de Wet J.R., Dunlap P.V.;
RT "Genomic signatures of obligate host dependence in the luminous bacterial
RT symbiont of a vertebrate.";
RL Environ. Microbiol. 16:2611-2622(2014).
CC -!- FUNCTION: Methyltransferase required for the conversion of
CC demethylmenaquinol (DMKH2) to menaquinol (MKH2) and the conversion of
CC 2-polyprenyl-6-methoxy-1,4-benzoquinol (DDMQH2) to 2-polyprenyl-3-
CC methyl-6-methoxy-1,4-benzoquinol (DMQH2). {ECO:0000256|HAMAP-
CC Rule:MF_01813}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a 2-demethylmenaquinol + S-adenosyl-L-methionine = a
CC menaquinol + H(+) + S-adenosyl-L-homocysteine; Xref=Rhea:RHEA:42640,
CC Rhea:RHEA-COMP:9539, Rhea:RHEA-COMP:9563, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:18151, ChEBI:CHEBI:55437, ChEBI:CHEBI:57856,
CC ChEBI:CHEBI:59789; EC=2.1.1.163; Evidence={ECO:0000256|HAMAP-
CC Rule:MF_01813};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a 2-methoxy-6-all-trans-polyprenyl-1,4-benzoquinol + S-
CC adenosyl-L-methionine = a 6-methoxy-3-methyl-2-all-trans-polyprenyl-
CC 1,4-benzoquinol + H(+) + S-adenosyl-L-homocysteine;
CC Xref=Rhea:RHEA:28286, Rhea:RHEA-COMP:10858, Rhea:RHEA-COMP:10859,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:57856, ChEBI:CHEBI:59789,
CC ChEBI:CHEBI:84166, ChEBI:CHEBI:84167; EC=2.1.1.201;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01813};
CC -!- PATHWAY: Cofactor biosynthesis; ubiquinone biosynthesis.
CC {ECO:0000256|HAMAP-Rule:MF_01813}.
CC -!- PATHWAY: Quinol/quinone metabolism; menaquinone biosynthesis;
CC menaquinol from 1,4-dihydroxy-2-naphthoate: step 2/2.
CC {ECO:0000256|HAMAP-Rule:MF_01813}.
CC -!- SIMILARITY: Belongs to the class I-like SAM-binding methyltransferase
CC superfamily. MenG/UbiE family. {ECO:0000256|HAMAP-Rule:MF_01813}.
CC -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC feature annotation. {ECO:0000256|HAMAP-Rule:MF_01813}.
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:EPE38012.1}.
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DR EMBL; AMSD01000001; EPE38012.1; -; Genomic_DNA.
DR AlphaFoldDB; S3DHT1; -.
DR STRING; 28176.CF66_1021; -.
DR PATRIC; fig|1236703.3.peg.475; -.
DR eggNOG; COG2226; Bacteria.
DR UniPathway; UPA00079; UER00169.
DR UniPathway; UPA00232; -.
DR Proteomes; UP000053688; Unassembled WGS sequence.
DR GO; GO:0043333; F:2-octaprenyl-6-methoxy-1,4-benzoquinone methylase activity; IEA:UniProtKB-EC.
DR GO; GO:0043770; F:demethylmenaquinone methyltransferase activity; IEA:UniProtKB-EC.
DR GO; GO:0102094; F:S-adenosylmethionine:2-demethylmenaquinol methyltransferase activity; IEA:UniProtKB-EC.
DR GO; GO:0102955; F:S-adenosylmethionine:2-demethylmenaquinol-7 methyltransferase activity; IEA:UniProtKB-EC.
DR GO; GO:0102027; F:S-adenosylmethionine:2-demethylquinol-8 methyltransferase activity; IEA:UniProtKB-EC.
DR GO; GO:0009060; P:aerobic respiration; IEA:UniProtKB-UniRule.
DR GO; GO:0009234; P:menaquinone biosynthetic process; IEA:UniProtKB-UniRule.
DR GO; GO:0032259; P:methylation; IEA:UniProtKB-KW.
DR GO; GO:0006744; P:ubiquinone biosynthetic process; IEA:UniProtKB-UniPathway.
DR CDD; cd02440; AdoMet_MTases; 1.
DR Gene3D; 3.40.50.150; Vaccinia Virus protein VP39; 1.
DR HAMAP; MF_01813; MenG_UbiE_methyltr; 1.
DR InterPro; IPR029063; SAM-dependent_MTases_sf.
DR InterPro; IPR004033; UbiE/COQ5_MeTrFase.
DR InterPro; IPR023576; UbiE/COQ5_MeTrFase_CS.
DR NCBIfam; TIGR01934; MenG_MenH_UbiE; 1.
DR PANTHER; PTHR43591:SF24; 2-METHOXY-6-POLYPRENYL-1,4-BENZOQUINOL METHYLASE, MITOCHONDRIAL; 1.
DR PANTHER; PTHR43591; METHYLTRANSFERASE; 1.
DR Pfam; PF01209; Ubie_methyltran; 1.
DR SUPFAM; SSF53335; S-adenosyl-L-methionine-dependent methyltransferases; 1.
DR PROSITE; PS51608; SAM_MT_UBIE; 1.
DR PROSITE; PS01183; UBIE_1; 1.
DR PROSITE; PS01184; UBIE_2; 1.
PE 3: Inferred from homology;
KW Menaquinone biosynthesis {ECO:0000256|ARBA:ARBA00022428, ECO:0000256|HAMAP-
KW Rule:MF_01813};
KW Methyltransferase {ECO:0000256|ARBA:ARBA00022603, ECO:0000256|HAMAP-
KW Rule:MF_01813}; Reference proteome {ECO:0000313|Proteomes:UP000053688};
KW S-adenosyl-L-methionine {ECO:0000256|ARBA:ARBA00022691, ECO:0000256|HAMAP-
KW Rule:MF_01813};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_01813}; Ubiquinone {ECO:0000313|EMBL:EPE38012.1};
KW Ubiquinone biosynthesis {ECO:0000256|ARBA:ARBA00022688, ECO:0000256|HAMAP-
KW Rule:MF_01813}.
FT BINDING 59
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01813"
FT BINDING 80
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01813"
FT BINDING 108..109
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01813"
SQ SEQUENCE 236 AA; 26931 MW; A831E9331E1F0DDA CRC64;
MEKKAKTARV EKVFNSVAKK YDIMNDLMSL GIHRLWKRFA IDCSGVRSGH KFLDLGGGTG
DLTRQLSPIV GEKGYIILVD INQTMISIGR DKLRDKGIID NVYYIQANAE TLPFPDNHFD
CIITGFCLRN VTNRNKALNS MYRVLKPGGR LVVLEFSKPI FKLISKVYDA YSFYVLPKIG
QIVVNDSESY RYLAESIKMY PDQSTFKNMM ESAGFEKNSF YNLTFGIVAL HRGYKF
//