ID D4M3E0_9FIRM Unreviewed; 463 AA.
AC D4M3E0;
DT 18-MAY-2010, integrated into UniProtKB/TrEMBL.
DT 18-MAY-2010, sequence version 1.
DT 27-MAR-2024, entry version 68.
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 ORFNames=RTO_10680 {ECO:0000313|EMBL:CBL25752.1};
OS [Ruminococcus] torques L2-14.
OC Bacteria; Bacillota; Clostridia; Eubacteriales; Lachnospiraceae;
OC Mediterraneibacter.
OX NCBI_TaxID=657313 {ECO:0000313|EMBL:CBL25752.1, ECO:0000313|Proteomes:UP000008956};
RN [1] {ECO:0000313|EMBL:CBL25752.1, ECO:0000313|Proteomes:UP000008956}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=L2-14 {ECO:0000313|EMBL:CBL25752.1,
RC ECO:0000313|Proteomes:UP000008956};
RG metaHIT consortium -- http://www.metahit.eu/;
RA Pajon A., Turner K., Parkhill J., Duncan S., Flint H.;
RT "The genome sequence of Ruminococcus torques L2-14.";
RL Submitted (MAR-2010) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|EMBL:CBL25752.1, ECO:0000313|Proteomes:UP000008956}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=L2-14 {ECO:0000313|EMBL:CBL25752.1,
RC ECO:0000313|Proteomes:UP000008956};
RA Pajon A.;
RL Submitted (MAR-2010) 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; FP929055; CBL25752.1; -; Genomic_DNA.
DR AlphaFoldDB; D4M3E0; -.
DR STRING; 33039.ERS852502_01571; -.
DR KEGG; rto:RTO_10680; -.
DR PATRIC; fig|657313.3.peg.735; -.
DR HOGENOM; CLU_005316_0_1_9; -.
DR Proteomes; UP000008956; 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 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};
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 172..462
FT /note="SAM-dependent MTase RsmB/NOP-type"
FT /evidence="ECO:0000259|PROSITE:PS51686"
FT ACT_SITE 398
FT /note="Nucleophile"
FT /evidence="ECO:0000256|PROSITE-ProRule:PRU01023"
FT BINDING 262..268
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 327
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|PROSITE-ProRule:PRU01023"
FT BINDING 345
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|PROSITE-ProRule:PRU01023"
SQ SEQUENCE 463 AA; 52570 MW; 231BE8B2CC55FC29 CRC64;
MGKQINEREV VLEILMEITE NGAYSHKILG DVLSKYQYLE KRERAFITRV VEGTLEHMIE
IDYILNQISK TKVKKMKPVI RNLLRSSVYQ LKYMDSVPDH AVCSEAVKLA VRKGFSGLRG
YVNGVLRNVV RKMDEIEYPK EDVQRLSVKY SVPEWILSLW KKEYGEEITE KMAADFQKEK
PITIRCCMNR VTPEVLKEKL EAEGAKVEAH PYLPYAFYLS DYDYLEGLES FQEGLFAVQD
ISSMFVGELA DLKAGDHVID VCAAPGGKSL HVAEKLQLAD EVAARENGTE EKTGRVEARD
LTEYKTDLIW QNIDRSGLGN ICAVCKDASV FDEYDKETAD LVIADLPCSG LGVLGKKPDL
KYRVQPEDLE ELADLQRKIL TCAQAIVKDG GTLLYSTCTV NPGENMDNVH WFLKEYPQFE
LDDITENLCK ELRSDVIEKG CIQFFPGVHD CDGFFIARLK KKA
//
