ID G0A7N0_METMM Unreviewed; 431 AA.
AC G0A7N0;
DT 19-OCT-2011, integrated into UniProtKB/TrEMBL.
DT 19-OCT-2011, sequence version 1.
DT 27-MAR-2024, entry version 66.
DE RecName: Full=16S rRNA (cytosine(967)-C(5))-methyltransferase {ECO:0000256|ARBA:ARBA00012140};
DE EC=2.1.1.176 {ECO:0000256|ARBA:ARBA00012140};
DE AltName: Full=16S rRNA m5C967 methyltransferase {ECO:0000256|ARBA:ARBA00030399};
DE AltName: Full=rRNA (cytosine-C(5)-)-methyltransferase RsmB {ECO:0000256|ARBA:ARBA00031088};
GN OrderedLocusNames=Metme_3507 {ECO:0000313|EMBL:AEG01873.1};
OS Methylomonas methanica (strain MC09).
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Methylococcales;
OC Methylococcaceae; Methylomonas.
OX NCBI_TaxID=857087 {ECO:0000313|EMBL:AEG01873.1, ECO:0000313|Proteomes:UP000008888};
RN [1] {ECO:0000313|EMBL:AEG01873.1, ECO:0000313|Proteomes:UP000008888}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=MC09 {ECO:0000313|EMBL:AEG01873.1,
RC ECO:0000313|Proteomes:UP000008888};
RX PubMed=22123758; DOI=10.1128/JB.06267-11;
RA Boden R., Cunliffe M., Scanlan J., Moussard H., Kits K.D., Klotz M.G.,
RA Jetten M.S., Vuilleumier S., Han J., Peters L., Mikhailova N., Teshima H.,
RA Tapia R., Kyrpides N., Ivanova N., Pagani I., Cheng J.F., Goodwin L.,
RA Han C., Hauser L., Land M.L., Lapidus A., Lucas S., Pitluck S., Woyke T.,
RA Stein L., Murrell J.C.;
RT "Complete Genome Sequence of the Aerobic Marine Methanotroph Methylomonas
RT methanica MC09.";
RL J. Bacteriol. 193:7001-7002(2011).
RN [2]
RP NUCLEOTIDE SEQUENCE.
RC STRAIN=MC09;
RA Boden R., Cunliffe M., Scanlan J., Moussard H., Kits K.D., Klotz M.,
RA Jetten M., Vuilleumier S., Han J., Peters L., Mikhailova N., Teshima H.,
RA Tapia R., Kyrpides N., Ivanova N., Pagani I., Cheng J.-F., Goodwin L.,
RA Han C., Hauser L., Land M., Lapidus A., Lucas S., Pitluck S., Woyke T.,
RA Stein L.Y., Murrell C.;
RT "Complete genome sequence of the aerobic marine methanotroph Methylomonas
RT methanica MC09.";
RL Submitted (MAY-2011) to the EMBL/GenBank/DDBJ databases.
RN [3] {ECO:0000313|Proteomes:UP000008888}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=MC09 {ECO:0000313|Proteomes:UP000008888};
RA Lucas S., Han J., Lapidus A., Cheng J.-F., Goodwin L., Pitluck S.,
RA Peters L., Mikhailova N., Teshima H., Han C., Tapia R., Land M., Hauser L.,
RA Kyrpides N., Ivanova N., Pagani I., Stein L., Woyke T.;
RT "Complete sequence of Methylomonas methanica MC09.";
RL Submitted (MAY-2011) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Specifically methylates the cytosine at position 967 (m5C967)
CC of 16S rRNA. {ECO:0000256|ARBA:ARBA00002724}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=cytidine(967) in 16S rRNA + S-adenosyl-L-methionine = 5-
CC methylcytidine(967) in 16S rRNA + H(+) + S-adenosyl-L-homocysteine;
CC Xref=Rhea:RHEA:42748, Rhea:RHEA-COMP:10219, Rhea:RHEA-COMP:10220,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:57856, ChEBI:CHEBI:59789,
CC ChEBI:CHEBI:74483, ChEBI:CHEBI:82748; EC=2.1.1.176;
CC Evidence={ECO:0000256|ARBA:ARBA00000588};
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|ARBA:ARBA00004496}.
CC -!- SIMILARITY: Belongs to the class I-like SAM-binding methyltransferase
CC superfamily. RsmB/NOP family. {ECO:0000256|PROSITE-ProRule:PRU01023}.
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DR EMBL; CP002738; AEG01873.1; -; Genomic_DNA.
DR RefSeq; WP_013820098.1; NC_015572.1.
DR AlphaFoldDB; G0A7N0; -.
DR STRING; 857087.Metme_3507; -.
DR KEGG; mmt:Metme_3507; -.
DR eggNOG; COG0144; Bacteria.
DR eggNOG; COG0781; Bacteria.
DR HOGENOM; CLU_005316_0_4_6; -.
DR OrthoDB; 9810297at2; -.
DR Proteomes; UP000008888; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0003723; F:RNA binding; IEA:UniProtKB-UniRule.
DR GO; GO:0008649; F:rRNA methyltransferase activity; IEA:InterPro.
DR GO; GO:0006355; P:regulation of DNA-templated transcription; IEA:InterPro.
DR CDD; cd02440; AdoMet_MTases; 1.
DR Gene3D; 1.10.287.730; Helix hairpin bin; 1.
DR Gene3D; 1.10.940.10; NusB-like; 1.
DR Gene3D; 3.40.50.150; Vaccinia Virus protein VP39; 1.
DR InterPro; IPR049560; MeTrfase_RsmB-F_NOP2_cat.
DR InterPro; IPR001678; MeTrfase_RsmB-F_NOP2_dom.
DR InterPro; IPR035926; NusB-like_sf.
DR InterPro; IPR006027; NusB_RsmB_TIM44.
DR InterPro; IPR023267; RCMT.
DR InterPro; IPR004573; rRNA_ssu_MeTfrase_B.
DR InterPro; IPR029063; SAM-dependent_MTases_sf.
DR NCBIfam; TIGR00563; rsmB; 1.
DR PANTHER; PTHR22807:SF61; NOL1_NOP2_SUN FAMILY PROTEIN _ ANTITERMINATION NUSB DOMAIN-CONTAINING PROTEIN; 1.
DR PANTHER; PTHR22807; NOP2 YEAST -RELATED NOL1/NOP2/FMU SUN DOMAIN-CONTAINING; 1.
DR Pfam; PF01189; Methyltr_RsmB-F; 1.
DR Pfam; PF01029; NusB; 1.
DR PRINTS; PR02008; RCMTFAMILY.
DR SUPFAM; SSF48013; NusB-like; 1.
DR SUPFAM; SSF53335; S-adenosyl-L-methionine-dependent methyltransferases; 1.
DR PROSITE; PS51686; SAM_MT_RSMB_NOP; 1.
PE 3: Inferred from homology;
KW Methyltransferase {ECO:0000256|ARBA:ARBA00022603, ECO:0000256|PROSITE-
KW ProRule:PRU01023}; Reference proteome {ECO:0000313|Proteomes:UP000008888};
KW RNA-binding {ECO:0000256|ARBA:ARBA00022884, ECO:0000256|PROSITE-
KW ProRule:PRU01023};
KW S-adenosyl-L-methionine {ECO:0000256|ARBA:ARBA00022691,
KW ECO:0000256|PROSITE-ProRule:PRU01023};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|PROSITE-
KW ProRule:PRU01023}.
FT DOMAIN 160..430
FT /note="SAM-dependent MTase RsmB/NOP-type"
FT /evidence="ECO:0000259|PROSITE:PS51686"
FT ACT_SITE 372
FT /note="Nucleophile"
FT /evidence="ECO:0000256|PROSITE-ProRule:PRU01023"
FT BINDING 250..256
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|PROSITE-ProRule:PRU01023"
FT BINDING 274
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|PROSITE-ProRule:PRU01023"
FT BINDING 300
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|PROSITE-ProRule:PRU01023"
FT BINDING 319
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|PROSITE-ProRule:PRU01023"
SQ SEQUENCE 431 AA; 47727 MW; 33FC72FF669457D2 CRC64;
MNLRGCAAQI LSRVISEGQS LTAALDNQLP KLKDHQDRAF VQAMCYGVIR HYFALDCLLG
QLLEKPLKAK DGDIKALLLV GLYQLQHMRV KPHAAVSETV AATKHKPWSK GLVNAVLRRY
LRDAETLSAK CASDRQAELN HPYWLIKQLQ TNWPEQYRQI LSANDQPPPM ALRVNLRQNS
RDDYLRQLNL QGISAQPVAQ CPTALLLDEA LNVEQLPGFS EGRVSVQDVA AQLAAGLLDA
QPGDRVLDIC AAPGGKTAAI LERQPGLQSL LALDIDANRL QRVTDNLQRL HLRADTLAAD
AADPQNWAEG RQFERILLDA PCSGFGVIRR HPDIKLLRRE SDIAALQELQ AKILDAAWDL
LVPGGILLYA TCSVLKQENE LQIADFLDRH SDAMELSIDA GWGMARPHGR QILTGDCQMD
GFYYAKLGKA V
//
