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Database: UniProt
Entry: A0A1M5QTB6_9CLOT
LinkDB: A0A1M5QTB6_9CLOT
Original site: A0A1M5QTB6_9CLOT 
ID   A0A1M5QTB6_9CLOT        Unreviewed;       446 AA.
AC   A0A1M5QTB6;
DT   15-MAR-2017, integrated into UniProtKB/TrEMBL.
DT   15-MAR-2017, sequence version 1.
DT   24-JAN-2024, entry version 26.
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=SAMN02745207_00286 {ECO:0000313|EMBL:SHH17374.1};
OS   Clostridium grantii DSM 8605.
OC   Bacteria; Bacillota; Clostridia; Eubacteriales; Clostridiaceae;
OC   Clostridium.
OX   NCBI_TaxID=1121316 {ECO:0000313|EMBL:SHH17374.1, ECO:0000313|Proteomes:UP000184447};
RN   [1] {ECO:0000313|EMBL:SHH17374.1, ECO:0000313|Proteomes:UP000184447}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=DSM 8605 {ECO:0000313|EMBL:SHH17374.1,
RC   ECO:0000313|Proteomes:UP000184447};
RA   Jaros S., Januszkiewicz K., Wedrychowicz H.;
RL   Submitted (NOV-2016) 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; FQXM01000002; SHH17374.1; -; Genomic_DNA.
DR   RefSeq; WP_073336224.1; NZ_FQXM01000002.1.
DR   AlphaFoldDB; A0A1M5QTB6; -.
DR   STRING; 1121316.SAMN02745207_00286; -.
DR   OrthoDB; 9810297at2; -.
DR   Proteomes; UP000184447; 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; 1.10.940.10; NusB-like; 1.
DR   Gene3D; 3.40.50.150; Vaccinia Virus protein VP39; 1.
DR   InterPro; IPR031341; Methyltr_RsmF_N.
DR   InterPro; IPR001678; MeTrfase_RsmB/NOP2.
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; NOP2 YEAST -RELATED NOL1/NOP2/FMU SUN DOMAIN-CONTAINING; 1.
DR   PANTHER; PTHR22807:SF53; RIBOSOMAL RNA SMALL SUBUNIT METHYLTRANSFERASE B-RELATED; 1.
DR   Pfam; PF01189; Methyltr_RsmB-F; 1.
DR   Pfam; PF17125; Methyltr_RsmF_N; 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:UP000184447};
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          173..446
FT                   /note="SAM-dependent MTase RsmB/NOP-type"
FT                   /evidence="ECO:0000259|PROSITE:PS51686"
FT   ACT_SITE        385
FT                   /note="Nucleophile"
FT                   /evidence="ECO:0000256|PROSITE-ProRule:PRU01023"
FT   BINDING         263..269
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT                   /evidence="ECO:0000256|PROSITE-ProRule:PRU01023"
FT   BINDING         287
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT                   /evidence="ECO:0000256|PROSITE-ProRule:PRU01023"
FT   BINDING         314
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT                   /evidence="ECO:0000256|PROSITE-ProRule:PRU01023"
FT   BINDING         332
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT                   /evidence="ECO:0000256|PROSITE-ProRule:PRU01023"
SQ   SEQUENCE   446 AA;  51181 MW;  55300CD84E24C0AD CRC64;
     MKSTRELAVE TLTNIFVDGL YSNIYLSKVL NESEINEKDR GLFTEIIYGT LRYKYTIDKI
     LDSFLKDGTK KMSKNDPLLL NVLRISIYQI KYLDKIPPFA AVNEAVEITK KRCGMPKSKL
     VNGVLRNYLR NKEKPDEKLK KSYTETLSFE HSFENWMVKL LLAQYSKEDV ESILNGLNQR
     PEITVRVNSL KADYDTVVES LSKLEYSIKE GEVSPEAIYI RKGSNVEKNP LFNEGLITIQ
     DESAMLVAEV MELKDNLKVL DLCSAPGGKT THIAELMNNT GNIIACDIYD HKLKLVKDNI
     ERLGIENVEL MNFDATVYNE KFVNYADRVL IDVPCSGLGI IRKKPEIKWN KNKNELDALI
     KIQKDILVKA ADYVKSGGYL IYSTCTLNKN ENIKNISWFL EKDDRFEIEK IFLGNLSNLR
     YDNLGTLTIL PNENMDGFYI ARLKRK
//
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