ID E1VFJ8_9GAMM Unreviewed; 492 AA.
AC E1VFJ8;
DT 30-NOV-2010, integrated into UniProtKB/TrEMBL.
DT 30-NOV-2010, sequence version 1.
DT 27-MAR-2024, entry version 67.
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 Name=rsmB {ECO:0000313|EMBL:CBL47350.1};
GN ORFNames=HDN1F_37670 {ECO:0000313|EMBL:CBL47350.1};
OS gamma proteobacterium HdN1.
OC Bacteria; Pseudomonadota; Gammaproteobacteria.
OX NCBI_TaxID=83406 {ECO:0000313|EMBL:CBL47350.1, ECO:0000313|Proteomes:UP000002677};
RN [1] {ECO:0000313|EMBL:CBL47350.1, ECO:0000313|Proteomes:UP000002677}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=HdN1 {ECO:0000313|Proteomes:UP000002677};
RA Widdel F., Rabus R., Grundmann O., Werner I., Schreiber F., Ehrenreich P.,
RA Behrends A., Wilkes H., Kube M., Reinhardt R., Zedelius J.;
RT "Alkane degradation by a new type of denitrifying bacterium with possible
RT involvement of the electron acceptor in substrate activation.";
RL Environ. Microbiol. 0:0-0(2010).
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|ARBA:ARBA00007494,
CC ECO:0000256|PROSITE-ProRule:PRU01023}.
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DR EMBL; FP929140; CBL47350.1; -; Genomic_DNA.
DR AlphaFoldDB; E1VFJ8; -.
DR STRING; 83406.HDN1F_37670; -.
DR KEGG; gpb:HDN1F_37670; -.
DR eggNOG; COG0144; Bacteria.
DR HOGENOM; CLU_005316_0_4_6; -.
DR OrthoDB; 9810297at2; -.
DR Proteomes; UP000002677; 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; IPR018314; Fmu/NOL1/Nop2p_CS.
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; PS01153; NOL1_NOP2_SUN; 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:UP000002677};
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..446
FT /note="SAM-dependent MTase RsmB/NOP-type"
FT /evidence="ECO:0000259|PROSITE:PS51686"
FT ACT_SITE 382
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 284
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|PROSITE-ProRule:PRU01023"
FT BINDING 310
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|PROSITE-ProRule:PRU01023"
FT BINDING 329
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|PROSITE-ProRule:PRU01023"
SQ SEQUENCE 492 AA; 54393 MW; 05205491E81E9E36 CRC64;
MTQAAHVRAT LAQVLSQVLP LGRQQAESLR ALNDLLPSAQ ERLPEAERKL AQEIAYGVCR
WFTRLDKLLN PLLEHPLKAR DRDLHALLLV GLYQLYYTRI PDHAAISETV EATRQLEKPW
ASRLVNGILR RVQREKSQLE TALPDSDAIR SAHPQWLVDK LKAAWPDHYA AMLEANNQQA
PLTLRVNLRK QSREQYLTEL RAKNINASPC SLSPAGIRLE RSANVVELPG YAEGWFSVQD
EAAQLAAQLL APHTGERVLD ACAAPGGKTT HLLEHADIHC VAIDADPRRC ERIHQNLERL
QLSAEVHALD LQSYATQPEV MPFDRILLDA PCSATGIIRR HPDIKWLRRQ SDINALAEQQ
LSLLKTAFAL LKEGGTLLYA TCSVLPQEND RIVARFLAET PAAILQALQF PSQIPPANGI
PTPTGFQLLP TVQGHDGFFY AMLRRETPSG EGSESGCAVQ AKINAPRHPN HTLGASDGSI
EAAFATDGHL IA
//
