ID   RLMKL_STRM5             Reviewed;         712 AA.
AC   B4SQ79;
DT   24-MAR-2009, integrated into UniProtKB/Swiss-Prot.
DT   23-SEP-2008, sequence version 1.
DT   03-AUG-2022, entry version 79.
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}; OrderedLocusNames=Smal_1322;
OS   Stenotrophomonas maltophilia (strain R551-3).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Xanthomonadales;
OC   Xanthomonadaceae; Stenotrophomonas; Stenotrophomonas maltophilia group.
OX   NCBI_TaxID=391008;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=R551-3;
RG   US DOE Joint Genome Institute;
RA   Lucas S., Copeland A., Lapidus A., Glavina del Rio T., Dalin E., Tice H.,
RA   Pitluck S., Chain P., Malfatti S., Shin M., Vergez L., Lang D., Schmutz J.,
RA   Larimer F., Land M., Hauser L., Kyrpides N., Mikhailova N., Taghavi S.,
RA   Monchy S., Newman L., Vangronsveld J., van der Lelie D., Richardson P.;
RT   "Complete sequence of Stenotrophomonas maltophilia R551-3.";
RL   Submitted (JUN-2008) to the EMBL/GenBank/DDBJ databases.
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; CP001111; ACF51027.1; -; Genomic_DNA.
DR   RefSeq; WP_012510557.1; NC_011071.1.
DR   AlphaFoldDB; B4SQ79; -.
DR   SMR; B4SQ79; -.
DR   STRING; 391008.Smal_1322; -.
DR   EnsemblBacteria; ACF51027; ACF51027; Smal_1322.
DR   KEGG; smt:Smal_1322; -.
DR   eggNOG; COG0116; Bacteria.
DR   eggNOG; COG1092; Bacteria.
DR   HOGENOM; CLU_014042_2_0_6; -.
DR   OMA; WIRGYEA; -.
DR   OrthoDB; 307177at2; -.
DR   BioCyc; SMAL391008:SMAL_RS06790-MON; -.
DR   Proteomes; UP000001867; 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..712
FT                   /note="Ribosomal RNA large subunit methyltransferase K/L"
FT                   /id="PRO_0000366844"
FT   DOMAIN          42..153
FT                   /note="THUMP"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01858"
SQ   SEQUENCE   712 AA;  78496 MW;  0B32D410367BD539 CRC64;
     MKFFVSCAKG LEYLLADELS ALGLEKATAT IAGVNAEGEL EQALRIVMWS RLASRVLWPI
     DAFECPDEQA LYDGVRALPW HEHIKPEMTL AVDAHVSGDK ITHARFAAQR IKDAIVDRMR
     DEGLERPSVN TDLPDVRVNL SLRKGRASLS IDLGGGSLHR RGWRGAAHEA PLKENLAAAL
     LLRAQWPRLH AAGGGLLDPM CGSGTLLIEG ALMAADVAPG LMRHGSLPPS RWLGFDKAAW
     KAIQSEARDR EAAGLAALKP VIHGSDIDPT AIQAARENAE VAGVAHAIRF TRADVADLAA
     PEQEIGAVVC NPPYDERLAA DPALYRALGN ALQKAVPQWR ASLLCGNDEL AFATGLRAGK
     KYQMFNGALE CALIICDPIA VPGRDPAQPR ELSEGAQMVA NRLRKNLKKF KSWRAREDIT
     CFRAYDADLP EYAAAIDVYE EDGGQRRTFL HVQEYAAPAA IPENDVRRRR NELLAAAREV
     FGVPPEQVSM KSRERGKGGS KYGRFEQRDE FIVVRENNAL LQVNLFDYLD TGLFLDHRPL
     RRMMAEQALG KRFLNLFCYT GVASVQAAVA GAASTTSVDL SATYLQWCYD NLALNGQGGN
     QHLLVQADAM AWLEGDRGQY DVIFCDPPTF SNSARADDFD VQREQLKLLR AAVARLAPGG
     VLYFSNNFRR FKLEENAIAE FAQCREITAR TIGPDFERNA RIHRAWELKR LG