RLMKL_CITK8
ID RLMKL_CITK8 Reviewed; 702 AA.
AC A8AID1;
DT 24-MAR-2009, integrated into UniProtKB/Swiss-Prot.
DT 23-OCT-2007, sequence version 1.
DT 03-AUG-2022, entry version 85.
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=CKO_02120;
OS Citrobacter koseri (strain ATCC BAA-895 / CDC 4225-83 / SGSC4696).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC Enterobacteriaceae; Citrobacter.
OX NCBI_TaxID=290338;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC BAA-895 / CDC 4225-83 / SGSC4696;
RG The Citrobacter koseri Genome Sequencing Project;
RA McClelland M., Sanderson E.K., Porwollik S., Spieth J., Clifton W.S.,
RA Latreille P., Courtney L., Wang C., Pepin K., Bhonagiri V., Nash W.,
RA Johnson M., Thiruvilangam P., Wilson R.;
RL Submitted (AUG-2007) 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; CP000822; ABV13244.1; -; Genomic_DNA.
DR RefSeq; WP_012132976.1; NC_009792.1.
DR AlphaFoldDB; A8AID1; -.
DR SMR; A8AID1; -.
DR STRING; 290338.CKO_02120; -.
DR EnsemblBacteria; ABV13244; ABV13244; CKO_02120.
DR GeneID; 45136067; -.
DR KEGG; cko:CKO_02120; -.
DR HOGENOM; CLU_014042_2_0_6; -.
DR OMA; WIRGYEA; -.
DR OrthoDB; 307177at2; -.
DR Proteomes; UP000008148; 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; Reference proteome; RNA-binding;
KW rRNA processing; S-adenosyl-L-methionine; Transferase.
FT CHAIN 1..702
FT /note="Ribosomal RNA large subunit methyltransferase K/L"
FT /id="PRO_0000366731"
FT DOMAIN 43..154
FT /note="THUMP"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01858"
SQ SEQUENCE 702 AA; 79040 MW; 22056B78FA3EBFD1 CRC64;
MNSLFASTAR GLEELLKTEL ENLGAADCQV VQGGVHFQGD TRLVYQSLMW SRLASRIMLP
MGECKVYSDL DLYLGVQAIN WTEIFNPDAT FAVHFSGLND TIRNSQYGAM KVKDAIVDAF
TRKNLPRPNV DRESPDIRVN VWLNKDTASI ALDLSGDGLH LRGYRDRTGL APIKETLAAA
IVMRSGWQPG TPLLDPMCGS GTLLIEAAMW ATDRAPGLHR GHWGFSGWAQ HDEAIWQEVK
AEAQTRARKG LAEYSSHFYG SDSDARVIER ARSNARRAGI GELITFEVKD VAQLSNPLPK
GPYGTVISNP PYGERLDSEP ALIALHSLLG RTMKNQFGGW SLSLFSASPD LLNCLQLRAD
KQFKAKNGPL DCVQKNYHLA EKTPDSKPAT VAEDYANRLR KNIKKLEKWA RQEGIECYRL
YDADLPEYNV AVDRYGEWVV IQEYAPPKTV DAQKARQRLF DIIAATLLVL EIAPNKLVLK
TRERQKGKSQ YQKMNEKGEF IEVSEYNARL WVNLTDYLDT GLFLDHRIAR RMLGQMSKGK
DFLNLFSYTG SASVHAGLGG ARSTTTVDMS RTYLEWAERN LRLNGLSGRA HRLIQADCLG
WLREANEQFD LIFIDPPTFS NSKRMDESFD VQRDHLVLMK DLKRLLRKGG TIMFSNNKRG
FRMDLDGLAA LGLKAQEITQ KTLSQDFARN RQIHNCWLIT AA