ID T1ZG12_STRIT Unreviewed; 437 AA.
AC T1ZG12;
DT 13-NOV-2013, integrated into UniProtKB/TrEMBL.
DT 13-NOV-2013, sequence version 1.
DT 27-MAR-2024, entry version 53.
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=SIR_1296 {ECO:0000313|EMBL:AGU76656.1};
OS Streptococcus intermedius B196.
OC Bacteria; Bacillota; Bacilli; Lactobacillales; Streptococcaceae;
OC Streptococcus; Streptococcus anginosus group.
OX NCBI_TaxID=862967 {ECO:0000313|EMBL:AGU76656.1, ECO:0000313|Proteomes:UP000016233};
RN [1] {ECO:0000313|EMBL:AGU76656.1, ECO:0000313|Proteomes:UP000016233}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=B196 {ECO:0000313|EMBL:AGU76656.1,
RC ECO:0000313|Proteomes:UP000016233};
RX PubMed=24341328; DOI=10.1186/1471-2164-14-895;
RA Olson A.B., Kent H., Sibley C.D., Grinwis M.E., Mabon P., Ouellette C.,
RA Tyson S., Graham M., Tyler S.D., Van Domselaar G., Surette M.G.,
RA Corbett C.R.;
RT "Phylogenetic relationship and virulence inference of Streptococcus
RT Anginosus Group: curated annotation and whole-genome comparative analysis
RT support distinct species designation.";
RL BMC Genomics 14:895-895(2013).
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; CP003857; AGU76656.1; -; Genomic_DNA.
DR RefSeq; WP_021003045.1; NZ_UZBH01000003.1.
DR AlphaFoldDB; T1ZG12; -.
DR KEGG; sib:SIR_1296; -.
DR PATRIC; fig|862967.3.peg.1314; -.
DR eggNOG; COG0144; Bacteria.
DR eggNOG; COG0781; Bacteria.
DR HOGENOM; CLU_005316_0_1_9; -.
DR OrthoDB; 9810297at2; -.
DR Proteomes; UP000016233; 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; 1.10.940.10; 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:UP000016233};
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 165..436
FT /note="SAM-dependent MTase RsmB/NOP-type"
FT /evidence="ECO:0000259|PROSITE:PS51686"
FT ACT_SITE 377
FT /note="Nucleophile"
FT /evidence="ECO:0000256|PROSITE-ProRule:PRU01023"
FT BINDING 254..260
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|PROSITE-ProRule:PRU01023"
FT BINDING 277
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|PROSITE-ProRule:PRU01023"
FT BINDING 305
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|PROSITE-ProRule:PRU01023"
FT BINDING 324
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|PROSITE-ProRule:PRU01023"
SQ SEQUENCE 437 AA; 49116 MW; BD185EA8DCA0BB72 CRC64;
MVNKVKTARQ AALTILEEVF LNGAYSNIAL NQALLEIPLS SADQALVTEI VYGTVARKMT
LEWYLSHVIK DREKLDSWVY ILLLLSLYQI HYLDKIPAHA VVNEAAELAK ARKKGSEKFV
NAVLRGLLRD GVADIASIKR KNKRYSVQYS LPVWLVKVLI EEYGETRALA IFESLFLRNK
ASIRVVDLKC KEELKERLQA EDSLLAPTAL VKSHGHFASH YLFEKGAITI QDESSQLVAP
IMDVQGDEKV LDACSAPGGK TTHIASYLTT GQVIALDLYD HKLRLIEENA KRLGVADRVI
TKKLDARRVF ETFGVDAFDK ILVDAPCSGI GLIRRKPDIK YNKENADFTS LQKIQLEILD
SVCQSLRKGG IITYSTCTIV SQENFQVVEQ FLAAHPNFEQ VKLEQNRRDI LQDGCILITP
ELYGSDGFFI SQFKRIS
//
