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MENG_LEPIN
ID   MENG_LEPIN              Reviewed;         249 AA.
AC   Q8EXJ3;
DT   10-OCT-2003, integrated into UniProtKB/Swiss-Prot.
DT   01-MAR-2003, sequence version 1.
DT   03-AUG-2022, entry version 107.
DE   RecName: Full=Demethylmenaquinone methyltransferase {ECO:0000255|HAMAP-Rule:MF_01813};
DE            EC=2.1.1.163 {ECO:0000255|HAMAP-Rule:MF_01813};
GN   Name=menG {ECO:0000255|HAMAP-Rule:MF_01813}; OrderedLocusNames=LB_215;
OS   Leptospira interrogans serogroup Icterohaemorrhagiae serovar Lai (strain
OS   56601).
OC   Bacteria; Spirochaetes; Leptospirales; Leptospiraceae; Leptospira.
OX   NCBI_TaxID=189518;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=56601;
RX   PubMed=12712204; DOI=10.1038/nature01597;
RA   Ren S.-X., Fu G., Jiang X.-G., Zeng R., Miao Y.-G., Xu H., Zhang Y.-X.,
RA   Xiong H., Lu G., Lu L.-F., Jiang H.-Q., Jia J., Tu Y.-F., Jiang J.-X.,
RA   Gu W.-Y., Zhang Y.-Q., Cai Z., Sheng H.-H., Yin H.-F., Zhang Y., Zhu G.-F.,
RA   Wan M., Huang H.-L., Qian Z., Wang S.-Y., Ma W., Yao Z.-J., Shen Y.,
RA   Qiang B.-Q., Xia Q.-C., Guo X.-K., Danchin A., Saint Girons I.,
RA   Somerville R.L., Wen Y.-M., Shi M.-H., Chen Z., Xu J.-G., Zhao G.-P.;
RT   "Unique physiological and pathogenic features of Leptospira interrogans
RT   revealed by whole-genome sequencing.";
RL   Nature 422:888-893(2003).
CC   -!- FUNCTION: Methyltransferase required for the conversion of
CC       demethylmenaquinol (DMKH2) to menaquinol (MKH2). {ECO:0000255|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:0000255|HAMAP-
CC         Rule:MF_01813};
CC   -!- PATHWAY: Quinol/quinone metabolism; menaquinone biosynthesis;
CC       menaquinol from 1,4-dihydroxy-2-naphthoate: step 2/2.
CC       {ECO:0000255|HAMAP-Rule:MF_01813}.
CC   -!- SIMILARITY: Belongs to the class I-like SAM-binding methyltransferase
CC       superfamily. MenG/UbiE family. {ECO:0000255|HAMAP-Rule:MF_01813}.
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DR   EMBL; AE010301; AAN51774.1; -; Genomic_DNA.
DR   RefSeq; NP_714759.1; NC_004343.2.
DR   RefSeq; WP_000012765.1; NC_004343.2.
DR   AlphaFoldDB; Q8EXJ3; -.
DR   SMR; Q8EXJ3; -.
DR   EnsemblBacteria; AAN51774; AAN51774; LB_215.
DR   GeneID; 61141368; -.
DR   KEGG; lil:LB_215; -.
DR   PATRIC; fig|189518.3.peg.4541; -.
DR   HOGENOM; CLU_037990_0_0_12; -.
DR   InParanoid; Q8EXJ3; -.
DR   OMA; WQKSALN; -.
DR   UniPathway; UPA00079; UER00169.
DR   Proteomes; UP000001408; Chromosome II.
DR   GO; GO:0043770; F:demethylmenaquinone methyltransferase activity; IEA:UniProtKB-EC.
DR   GO; GO:0008168; F:methyltransferase activity; IBA:GO_Central.
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:0009234; P:menaquinone biosynthetic process; IEA:UniProtKB-UniRule.
DR   GO; GO:0032259; P:methylation; IEA:UniProtKB-KW.
DR   Gene3D; 3.40.50.150; -; 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   Pfam; PF01209; Ubie_methyltran; 1.
DR   SUPFAM; SSF53335; SSF53335; 1.
DR   TIGRFAMs; TIGR01934; MenG_MenH_UbiE; 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; Methyltransferase; Reference proteome;
KW   S-adenosyl-L-methionine; Transferase.
FT   CHAIN           1..249
FT                   /note="Demethylmenaquinone methyltransferase"
FT                   /id="PRO_0000193290"
FT   BINDING         67
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01813"
FT   BINDING         87
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01813"
FT   BINDING         115..116
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01813"
SQ   SEQUENCE   249 AA;  28806 MW;  6ED520516927FCBE CRC64;
     MSGFQMPQAN FKAGFVRENF NKIAKKYDRF NDWNSFLLHR VWKNHLVREI ENNFSGHLHV
     LDLCCGTGDI SLRLENSSFV DHVTCVDFSE NMLEIAKTRL KKQAQKGRVH FELGDATKLI
     QFQNSQFDVV SIGFGLRNVD NLSKAIGEIF RVLKPGGMFL NLDVGKVKNP WIRWIADFYF
     FKIVPILGYI LWGGKNEMFD YLPVSSLSYP DQETLQLILE KEGFQRVQYK NFVFGNVVLH
     VAKKPSEKT
 
 
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