ID F3LJ41_9GAMM Unreviewed; 442 AA.
AC F3LJ41;
DT 28-JUN-2011, integrated into UniProtKB/TrEMBL.
DT 28-JUN-2011, sequence version 1.
DT 27-MAR-2024, entry version 57.
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=IMCC1989_1736 {ECO:0000313|EMBL:EGG93091.1};
OS gamma proteobacterium IMCC1989.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Alteromonadales.
OX NCBI_TaxID=937772 {ECO:0000313|EMBL:EGG93091.1, ECO:0000313|Proteomes:UP000010300};
RN [1] {ECO:0000313|EMBL:EGG93091.1, ECO:0000313|Proteomes:UP000010300}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=IMCC1989 {ECO:0000313|EMBL:EGG93091.1,
RC ECO:0000313|Proteomes:UP000010300};
RX PubMed=21602334; DOI=10.1128/JB.05202-11;
RA Jang Y., Oh H.M., Kim H., Kang I., Cho J.C.;
RT "Genome sequence of strain IMCC1989, a novel member of the marine
RT gammaproteobacteria.";
RL J. Bacteriol. 193:3672-3673(2011).
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}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:EGG93091.1}.
CC ---------------------------------------------------------------------------
CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC ---------------------------------------------------------------------------
DR EMBL; AEVK01000277; EGG93091.1; -; Genomic_DNA.
DR AlphaFoldDB; F3LJ41; -.
DR OrthoDB; 9810297at2; -.
DR Proteomes; UP000010300; Unassembled WGS sequence.
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:UP000010300};
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..441
FT /note="SAM-dependent MTase RsmB/NOP-type"
FT /evidence="ECO:0000259|PROSITE:PS51686"
FT ACT_SITE 383
FT /note="Nucleophile"
FT /evidence="ECO:0000256|PROSITE-ProRule:PRU01023"
FT BINDING 261..267
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|PROSITE-ProRule:PRU01023"
FT BINDING 285
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|PROSITE-ProRule:PRU01023"
FT BINDING 311
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|PROSITE-ProRule:PRU01023"
FT BINDING 330
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|PROSITE-ProRule:PRU01023"
SQ SEQUENCE 442 AA; 49652 MW; 30085DF577EC878D CRC64;
MIKKTSARII AVKILLRLRQ QKGSLASEFT LANELDEQEK RFAQELCYGL CRWYFLLEFQ
LSDLLEKPLK NKDQDIYLLL LLGLYQLQFM RVAPHAAINE TVDAAVFFRK PWAKKLINGV
LRSFQREHMS GDDSIVSAND INQKIPSADK ISHPQWLQEA IVKAWPAQSK AIFSANNQHP
PFTLRVNQQH ASVSEYTQLL VDDRSFQTTS YSDVGLTLEK AVDVNSLPNF AQGHSSVQDE
AAQLAAPLLQ LAPNQRVLDA CCAPGGKTCH IGEMEPSLSA LVGLDLEERR LVRVKENLQR
LNINADIICG DGTAPDTWWD GQLFDRILLD APCSATGVIR RHPDIKLLRQ AQDVSDVAAL
QLRLLNALWP LLADGGILLY ATCSILPQEN TQVIEQFIAN HDNAQHDVIE AEWGITQPYG
RQLLPQTKGH DGFYYARLIK SK
//
