ID   MTXX_METMA              Reviewed;         280 AA.
AC   Q8Q083;
DT   16-JAN-2004, integrated into UniProtKB/Swiss-Prot.
DT   16-JAN-2004, sequence version 2.
DT   25-MAY-2022, entry version 91.
DE   RecName: Full=Putative methyltransferase mtx subunit X;
DE            EC=2.1.1.-;
GN   Name=mtxX; OrderedLocusNames=MM_0254;
OS   Methanosarcina mazei (strain ATCC BAA-159 / DSM 3647 / Goe1 / Go1 / JCM
OS   11833 / OCM 88) (Methanosarcina frisia).
OC   Archaea; Euryarchaeota; Stenosarchaea group; Methanomicrobia;
OC   Methanosarcinales; Methanosarcinaceae; Methanosarcina.
OX   NCBI_TaxID=192952;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC BAA-159 / DSM 3647 / Goe1 / Go1 / JCM 11833 / OCM 88;
RX   PubMed=12125824;
RA   Deppenmeier U., Johann A., Hartsch T., Merkl R., Schmitz R.A.,
RA   Martinez-Arias R., Henne A., Wiezer A., Baeumer S., Jacobi C.,
RA   Brueggemann H., Lienard T., Christmann A., Boemecke M., Steckel S.,
RA   Bhattacharyya A., Lykidis A., Overbeek R., Klenk H.-P., Gunsalus R.P.,
RA   Fritz H.-J., Gottschalk G.;
RT   "The genome of Methanosarcina mazei: evidence for lateral gene transfer
RT   between Bacteria and Archaea.";
RL   J. Mol. Microbiol. Biotechnol. 4:453-461(2002).
CC   -!- SUBUNIT: May be part of a complex composed of 3 subunits; MtxA, MtxH
CC       and MtxX. {ECO:0000250}.
CC   -!- SIMILARITY: Belongs to the MtxX family. {ECO:0000305}.
CC   -!- SEQUENCE CAUTION:
CC       Sequence=AAM29950.1; Type=Erroneous initiation; Evidence={ECO:0000305};
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DR   EMBL; AE008384; AAM29950.1; ALT_INIT; Genomic_DNA.
DR   AlphaFoldDB; Q8Q083; -.
DR   SMR; Q8Q083; -.
DR   STRING; 192952.MM_0254; -.
DR   EnsemblBacteria; AAM29950; AAM29950; MM_0254.
DR   KEGG; mma:MM_0254; -.
DR   PATRIC; fig|192952.21.peg.309; -.
DR   eggNOG; arCOG00854; Archaea.
DR   HOGENOM; CLU_086562_0_0_2; -.
DR   OMA; GVDEGWT; -.
DR   Proteomes; UP000000595; Chromosome.
DR   GO; GO:0008168; F:methyltransferase activity; IEA:UniProtKB-KW.
DR   GO; GO:0032259; P:methylation; IEA:UniProtKB-KW.
DR   InterPro; IPR016764; MeTrfase_MtxX_xsu.
DR   PIRSF; PIRSF019709; Methyltransf_MtxX; 1.
DR   TIGRFAMs; TIGR03270; methan_mark_4; 1.
PE   3: Inferred from homology;
KW   Methyltransferase; Reference proteome; Transferase.
FT   CHAIN           1..280
FT                   /note="Putative methyltransferase mtx subunit X"
FT                   /id="PRO_0000135932"
SQ   SEQUENCE   280 AA;  30184 MW;  6825F1D7DADD7008 CRC64;
     MYALLEAIEA RARANRARVA MGIRDPNHKT LESAWKAQEL GYAQVVLVGS KKEIDKIGTG
     LEVIDTEDPE KVLSDLLVSR KVDAVIRGTA KASGTLSSLK KALGMKRICR LALLLTADGT
     PFFLAPVGID EGNTISDKLR MITLGAEHIR RLGVEPAVGV LSGGRMGDIG RDRRVDRTLA
     DGEFITGRAL ELGINTKHYT ILIEDAVKES NFIIAPDGIS GNLIFRTVAF LGGGDGLGAP
     VLMDDYVFVD TSRVGGHFTK AIMLASALSH LNKERKKVIH