ID   RLMKL_HAEI8             Reviewed;         711 AA.
AC   Q4QP66;
DT   24-MAR-2009, integrated into UniProtKB/Swiss-Prot.
DT   19-JUL-2005, sequence version 1.
DT   03-AUG-2022, entry version 101.
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=NTHI0203;
OS   Haemophilus influenzae (strain 86-028NP).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Pasteurellales;
OC   Pasteurellaceae; Haemophilus.
OX   NCBI_TaxID=281310;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=86-028NP;
RX   PubMed=15968074; DOI=10.1128/jb.187.13.4627-4636.2005;
RA   Harrison A., Dyer D.W., Gillaspy A., Ray W.C., Mungur R., Carson M.B.,
RA   Zhong H., Gipson J., Gipson M., Johnson L.S., Lewis L., Bakaletz L.O.,
RA   Munson R.S. Jr.;
RT   "Genomic sequence of an otitis media isolate of nontypeable Haemophilus
RT   influenzae: comparative study with H. influenzae serotype d, strain KW20.";
RL   J. Bacteriol. 187:4627-4636(2005).
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; CP000057; AAX87181.1; -; Genomic_DNA.
DR   RefSeq; WP_011271890.1; NC_007146.2.
DR   AlphaFoldDB; Q4QP66; -.
DR   SMR; Q4QP66; -.
DR   EnsemblBacteria; AAX87181; AAX87181; NTHI0203.
DR   KEGG; hit:NTHI0203; -.
DR   HOGENOM; CLU_014042_2_0_6; -.
DR   OMA; WIRGYEA; -.
DR   OrthoDB; 307177at2; -.
DR   Proteomes; UP000002525; 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..711
FT                   /note="Ribosomal RNA large subunit methyltransferase K/L"
FT                   /id="PRO_0000366760"
FT   DOMAIN          43..154
FT                   /note="THUMP"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01858"
SQ   SEQUENCE   711 AA;  81264 MW;  EAC8FC63F015A2B5 CRC64;
     MKQLFATTSR GFEELLKVEL TELGAQEAKV VQGGVHYQAD DETLYRTLLW SRLASRILFP
     LIETKIYSDL DLYAAVSGFN WLGLFDERVT FFVDFNGTNQ EIRHTQFGAM RVKDGIVDYF
     ERQGKARPDV DKIQPDVRIH AYLNRENLVI SLDLSGEALH LRGYREDAGQ APLRETLAAA
     IVLRSGWQVG SPLVDPMCGS GTLLIEAAQM EAKIAPQLYR LHWGFDFWKA HNQSAWEKVK
     NEAIELAEEK QREIQPHFYG FDLDHRVLKK AQKNAQNAGV SHLIKWQQGD VAALKNPRLN
     EVGTVICNPP YGERLGTTPA LIALYSVFGQ RLKKEFCGWN VSVFSSESTL LDCLRMRASR
     QFKAKNGPLD CVQKNYQVSE RKSDEITAEN ELEFNRTSEV ATDFANRLQK NIKKISKWAK
     QQGLDAYRLY DADLPEYNLA VDRYADYIVV QEYAAPKNID ENKARQRLLD AVTATLHVTG
     VETNKLILKV RQKQKGTNQY EKLANKGEYF YVNEYGAQLW VNLTDYLDTG LFLDHRLTRK
     MIGALAKGKD FLNLFAYTGS ATVHAALGGA KSTTTVDMSN TYLNWAEQNL ILNDIEGKQH
     KLIQADCLQW LEKCDRQFDL IFVDPPTFSN SKRMEDSWDV QRDHVKLMRN LKRVLSNNGT
     IVFSNNKRGF KMNLVALEEL GLSAVEISHK TLPLDFERNK QIHNCWMIQH I