ID   RLMKL_FRAT1             Reviewed;         717 AA.
AC   Q14HS5;
DT   24-MAR-2009, integrated into UniProtKB/Swiss-Prot.
DT   22-AUG-2006, sequence version 1.
DT   03-AUG-2022, entry version 88.
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=FTF0923;
OS   Francisella tularensis subsp. tularensis (strain FSC 198).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Thiotrichales;
OC   Francisellaceae; Francisella.
OX   NCBI_TaxID=393115;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=FSC 198;
RX   PubMed=17406676; DOI=10.1371/journal.pone.0000352;
RA   Chaudhuri R.R., Ren C.-P., Desmond L., Vincent G.A., Silman N.J.,
RA   Brehm J.K., Elmore M.J., Hudson M.J., Forsman M., Isherwood K.E.,
RA   Gurycova D., Minton N.P., Titball R.W., Pallen M.J., Vipond R.;
RT   "Genome sequencing shows that European isolates of Francisella tularensis
RT   subspecies tularensis are almost identical to US laboratory strain Schu
RT   S4.";
RL   PLoS ONE 2:E352-E352(2007).
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; AM286280; CAL08939.1; -; Genomic_DNA.
DR   RefSeq; WP_003020954.1; NC_008245.1.
DR   AlphaFoldDB; Q14HS5; -.
DR   SMR; Q14HS5; -.
DR   KEGG; ftf:FTF0923; -.
DR   HOGENOM; CLU_014042_2_0_6; -.
DR   OMA; WIRGYEA; -.
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..717
FT                   /note="Ribosomal RNA large subunit methyltransferase K/L"
FT                   /id="PRO_0000366757"
FT   DOMAIN          44..155
FT                   /note="THUMP"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01858"
SQ   SEQUENCE   717 AA;  83483 MW;  F2705792DB8B92AF CRC64;
     MQKFTFFVSC AKGIELLLKD ELERLGISSQ EKLAGVEFEG SIKDAYKVCI YSYLASQVML
     KVATDKVINQ QDLYEFISSI NWMDYFAVDK TFKIIISGKH YDFNNTMFVS QKTKDAIVDQ
     FRNVTNQRPN IDTENPDNVI KLHLHKQFVN VFLCLNIDSL HKRSYRQFQG QAPLKESLAA
     AILIKAGWLE ELKKHQPILI DPMCGSGTIL IEAALMAKNI APVLLNKEFK IFNSKFHNQE
     LWDNLLEIAK NSQKVTNAII CGFDIDNNVL DKAQRNIYQA GVEDVITVKR QDIRDLENEF
     ESEGLIVTNP PYGERLYGDQ LDELLDIFNG FGNRLSQDFY GWKVAVLTSF ADSIKEMQLR
     TTERNKFYNG AIETILYQFE INEHAKFKHE TQLEKNIRIA EASAQKSDEH IDFANKLKKN
     LKSLKPWLKQ TGLECYRLYD ADIPTFAVAV DVYSEHIFLQ EYRADATIDQ NIAKQRFYQA
     IYQIHKTLDI KYENIHTRVR QRQKGKEQYQ KENDKNKFHI INEFDAKFYV NFDDYLDTGI
     FLDHRKIRQL VAKAAKNKTL LNLFSYTCTA SVHAALKGAK TTSVDMSNTY LEWGKNNFTL
     NNIDAKKHSF IQADCISWLK TNKDKFDVIF LDPPTFSNSK RMDDILDIQR DHELLINLAM
     DSLKKDGILY FSNNYRRFKM SPQILEKFNC ENIDKICLSR DFLSNKNIHN CWEIKYK