RLMKL_ECOSM
ID RLMKL_ECOSM Reviewed; 702 AA.
AC B1LJR4;
DT 24-MAR-2009, integrated into UniProtKB/Swiss-Prot.
DT 29-APR-2008, sequence version 1.
DT 03-AUG-2022, entry version 78.
DE RecName: Full=Ribosomal RNA large subunit methyltransferase K/L {ECO:0000255|HAMAP-Rule:MF_01858};
DE Includes:
DE RecName: Full=23S rRNA m2G2445 methyltransferase {ECO:0000255|HAMAP-Rule:MF_01858};
DE EC=2.1.1.173 {ECO:0000255|HAMAP-Rule:MF_01858};
DE AltName: Full=rRNA (guanine-N(2)-)-methyltransferase RlmL {ECO:0000255|HAMAP-Rule:MF_01858};
DE Includes:
DE RecName: Full=23S rRNA m7G2069 methyltransferase {ECO:0000255|HAMAP-Rule:MF_01858};
DE EC=2.1.1.264 {ECO:0000255|HAMAP-Rule:MF_01858};
DE AltName: Full=rRNA (guanine-N(7)-)-methyltransferase RlmK {ECO:0000255|HAMAP-Rule:MF_01858};
GN Name=rlmL {ECO:0000255|HAMAP-Rule:MF_01858};
GN OrderedLocusNames=EcSMS35_2171;
OS Escherichia coli (strain SMS-3-5 / SECEC).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC Enterobacteriaceae; Escherichia.
OX NCBI_TaxID=439855;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=SMS-3-5 / SECEC;
RX PubMed=18708504; DOI=10.1128/jb.00661-08;
RA Fricke W.F., Wright M.S., Lindell A.H., Harkins D.M., Baker-Austin C.,
RA Ravel J., Stepanauskas R.;
RT "Insights into the environmental resistance gene pool from the genome
RT sequence of the multidrug-resistant environmental isolate Escherichia coli
RT SMS-3-5.";
RL J. Bacteriol. 190:6779-6794(2008).
CC -!- FUNCTION: Specifically methylates the guanine in position 2445
CC (m2G2445) and the guanine in position 2069 (m7G2069) of 23S rRNA.
CC {ECO:0000255|HAMAP-Rule:MF_01858}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=guanosine(2445) in 23S rRNA + S-adenosyl-L-methionine = H(+) +
CC N(2)-methylguanosine(2445) in 23S rRNA + S-adenosyl-L-homocysteine;
CC Xref=Rhea:RHEA:42740, Rhea:RHEA-COMP:10215, Rhea:RHEA-COMP:10216,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:57856, ChEBI:CHEBI:59789,
CC ChEBI:CHEBI:74269, ChEBI:CHEBI:74481; EC=2.1.1.173;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01858};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=guanosine(2069) in 23S rRNA + S-adenosyl-L-methionine = H(+) +
CC N(2)-methylguanosine(2069) in 23S rRNA + S-adenosyl-L-homocysteine;
CC Xref=Rhea:RHEA:43772, Rhea:RHEA-COMP:10688, Rhea:RHEA-COMP:10689,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:57856, ChEBI:CHEBI:59789,
CC ChEBI:CHEBI:74269, ChEBI:CHEBI:74481; EC=2.1.1.264;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01858};
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_01858}.
CC -!- SIMILARITY: Belongs to the methyltransferase superfamily. RlmKL family.
CC {ECO:0000255|HAMAP-Rule:MF_01858}.
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DR EMBL; CP000970; ACB19246.1; -; Genomic_DNA.
DR RefSeq; WP_001086509.1; NC_010498.1.
DR AlphaFoldDB; B1LJR4; -.
DR SMR; B1LJR4; -.
DR EnsemblBacteria; ACB19246; ACB19246; EcSMS35_2171.
DR KEGG; ecm:EcSMS35_2171; -.
DR HOGENOM; CLU_014042_2_0_6; -.
DR OMA; WIRGYEA; -.
DR Proteomes; UP000007011; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0052915; F:23S rRNA (guanine(2445)-N(2))-methyltransferase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0003723; F:RNA binding; IEA:UniProtKB-KW.
DR GO; GO:0070043; F:rRNA (guanine-N7-)-methyltransferase activity; IEA:UniProtKB-UniRule.
DR Gene3D; 3.40.50.150; -; 2.
DR HAMAP; MF_01858; 23SrRNA_methyltr_KL; 1.
DR InterPro; IPR017244; 23SrRNA_methyltr_KL.
DR InterPro; IPR002052; DNA_methylase_N6_adenine_CS.
DR InterPro; IPR000241; RNA_methylase_dom.
DR InterPro; IPR019614; SAM-dep_methyl-trfase.
DR InterPro; IPR029063; SAM-dependent_MTases_sf.
DR InterPro; IPR004114; THUMP_dom.
DR Pfam; PF10672; Methyltrans_SAM; 1.
DR Pfam; PF02926; THUMP; 1.
DR Pfam; PF01170; UPF0020; 1.
DR PIRSF; PIRSF037618; RNA_Mtase_bacteria_prd; 1.
DR SMART; SM00981; THUMP; 1.
DR SUPFAM; SSF53335; SSF53335; 2.
DR PROSITE; PS51165; THUMP; 1.
DR PROSITE; PS01261; UPF0020; 1.
PE 3: Inferred from homology;
KW Cytoplasm; Methyltransferase; RNA-binding; rRNA processing;
KW S-adenosyl-L-methionine; Transferase.
FT CHAIN 1..702
FT /note="Ribosomal RNA large subunit methyltransferase K/L"
FT /id="PRO_0000366741"
FT DOMAIN 43..154
FT /note="THUMP"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01858"
SQ SEQUENCE 702 AA; 78794 MW; 7748A3C67E7AA83A CRC64;
MNSLFASTAR GLEELLKTEL ENLGAVECQV VQGGVHFKGD TRLVYQSLMW SRLASRIMLP
LGECKVYSDL DLYLGVQAIN WTEMFNPGAT FAVHFSGLND TIRNSQYGAM KVKDAIVDAF
TRKNLPRPNV DRDAPDIRVN VWLHKETASI ALDLSGDGLH LRGYRDRAGI APIKETLAAA
IVMRSGWQPG TPLLDPMCGS GTLLIEAAML ATDRAPGLHR GRWGFSGWAQ HDEAIWQEVK
AEAQTRARKG LAEYSSHFYG SDSDARVIQR ARTNARLAGI GELITFEVKD VAQLANPLPK
GPYGTVLSNP PYGERLDSEP ALIALHSLLG RIMKNQFGGW NLSLFSASPD LLSCLQLRAD
KQYKAKNGPL DCVQKNYHVA ESTPDSKPAM AAEDYANRLR KNLKKFEKWA RQEGIECYRL
YDADLPEYNV AVDRYADWVV VQEYAPPKTI DAHKARQRLF DIIAATISVL GIAPNKLVLK
TRERQKGKNQ YQKLGEKGEF LEVTEYNAHL WVNLTDYLDT GLFLDHRIAR RMLGQMSKGK
DFLNLFSYTG SATVHAGLGG ARSTTTVDMS RTYLEWAERN LRLNGLTGRA HRLIQADCLA
WLREANEQFD LIFIDPPTFS NSKRMEDAFD VQRDHLVLMK DLKRLLRAGG TIMFSNNKRG
FRMDLDGLAK LGLKAQEITQ KTLSQDFARN RQIHNCWLIT AA
