ID   MTMC2_METMA             Reviewed;         218 AA.
AC   P58978;
DT   02-AUG-2002, integrated into UniProtKB/Swiss-Prot.
DT   02-AUG-2002, sequence version 1.
DT   03-AUG-2022, entry version 120.
DE   RecName: Full=Monomethylamine corrinoid protein 2;
DE            Short=MMCP 2;
GN   Name=mtmC2; OrderedLocusNames=MM_3334;
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   -!- FUNCTION: Acts as a methyl group carrier between MtmB and MtbA.
CC       {ECO:0000250}.
CC   -!- PATHWAY: One-carbon metabolism; methanogenesis from methylamine.
CC   -!- SUBUNIT: Can form a complex with MtmB. {ECO:0000250}.
CC   -!- SIMILARITY: Belongs to the methylamine corrinoid protein family.
CC       {ECO:0000305}.
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DR   EMBL; AE008384; AAM33030.1; -; Genomic_DNA.
DR   RefSeq; WP_011035223.1; NC_003901.1.
DR   AlphaFoldDB; P58978; -.
DR   SMR; P58978; -.
DR   STRING; 192952.MM_3334; -.
DR   EnsemblBacteria; AAM33030; AAM33030; MM_3334.
DR   GeneID; 24878154; -.
DR   KEGG; mma:MM_3334; -.
DR   PATRIC; fig|192952.21.peg.3876; -.
DR   eggNOG; arCOG02031; Archaea.
DR   HOGENOM; CLU_082102_1_0_2; -.
DR   OMA; LMCAKAM; -.
DR   UniPathway; UPA00643; -.
DR   Proteomes; UP000000595; Chromosome.
DR   GO; GO:0031419; F:cobalamin binding; IEA:InterPro.
DR   GO; GO:0050897; F:cobalt ion binding; IEA:InterPro.
DR   GO; GO:0008168; F:methyltransferase activity; IEA:UniProt.
DR   GO; GO:0015948; P:methanogenesis; IEA:UniProtKB-KW.
DR   Gene3D; 1.10.1240.10; -; 1.
DR   InterPro; IPR003759; Cbl-bd_cap.
DR   InterPro; IPR006158; Cobalamin-bd.
DR   InterPro; IPR036724; Cobalamin-bd_sf.
DR   InterPro; IPR012741; Corrinoid_p.
DR   InterPro; IPR036594; Meth_synthase_dom.
DR   Pfam; PF02310; B12-binding; 1.
DR   Pfam; PF02607; B12-binding_2; 1.
DR   SMART; SM01018; B12-binding_2; 1.
DR   SUPFAM; SSF47644; SSF47644; 1.
DR   SUPFAM; SSF52242; SSF52242; 1.
DR   TIGRFAMs; TIGR02370; pyl_corrinoid; 1.
DR   PROSITE; PS51332; B12_BINDING; 1.
DR   PROSITE; PS51337; B12_BINDING_NTER; 1.
PE   3: Inferred from homology;
KW   Cobalt; Metal-binding; Methanogenesis; Reference proteome; Repeat.
FT   CHAIN           1..218
FT                   /note="Monomethylamine corrinoid protein 2"
FT                   /id="PRO_0000216472"
FT   DOMAIN          1..91
FT                   /note="B12-binding N-terminal"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00667"
FT   DOMAIN          94..218
FT                   /note="B12-binding"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00666"
FT   BINDING         107
FT                   /ligand="methylcob(III)alamin"
FT                   /ligand_id="ChEBI:CHEBI:28115"
FT                   /ligand_part="Co"
FT                   /ligand_part_id="ChEBI:CHEBI:27638"
FT                   /note="axial binding residue"
FT                   /evidence="ECO:0000250"
SQ   SEQUENCE   218 AA;  23270 MW;  F7836D4EBA745909 CRC64;
     MTNTEIFNKL TNAIVTQDIA GCAKLTQEAL DAGISPLDII TKGLSPGMKI IGDKFEAAEI
     FLPQIMMSGK AMSSAMEILT PELEKTKVEG EEGTGLAITF VAEGDIHDIG HRLVTTMLGA
     NGFDILDLGV DVLNETVIEE AAKRKGQKII LVGSALMTTS MLGQKDLMDR LREENLRDSV
     KCMFGGAPVS DKWIDEIGAD ATAENAAEAA KVALNVMK