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rlmN2

Gene
rlmN2
Protein
Probable dual-specificity RNA methyltransferase RlmN 2
Organism
Opitutus terrae (strain DSM 11246 / JCM 15787 / PB90-1)
Length
428 amino acids
Function
Specifically methylates position 2 of adenine 2503 in 23S rRNA and position 2 of adenine 37 in tRNAs.
Similarity
Belongs to the radical SAM superfamily. RlmN family.
Mass
46.782 kDa
Sequence
MRFLTGNVVVRARGADFFVAIDARSAGGADAWLALTNGAPLLRRFTLSPSAPTNLYDFTRAELRLWLSRRELNPVHAARIWSYLYLDLVEGFGAMTELPARVRARLEAEMCVGNLKIARETDSRDGFTRKYLLELADGAAIETVLMRFAGRATACVSSQVGCAMGCVFCATGQMGYTRHLTAGEIVAQAVHVARALRTAAFEKCHVMRDPSPGREAGEKSRDEADRHRAPPTPRLRNLVLMGMGEPLHNYEAVMRAVDILRDDGGLALGAERITLSTVGVVPGILRLAAEKRPVHLAVSLHAADQEERAALVPVAKKWPLDELMAACRTYSETTGRRVFYEWTLIEGRNDTAAHARAVGRLLRGLPAQVNLIPLNPTAGYDGTPGRTEAARRFQEILSREFALPSTVRQRRGIDIAAGCGQLAVAEQS

Gene
rlmN2
Protein
Dual-specificity RNA methyltransferase RlmN 2
Organism
Myxococcus xanthus (strain DK 1622)
Length
378 amino acids
Function
Specifically methylates position 2 of adenine 2503 in 23S rRNA and position 2 of adenine 37 in tRNAs. m2A2503 modification seems to play a crucial role in the proofreading step occurring at the peptidyl transferase center and thus would serve to optimize ribosomal fidelity.
Similarity
Belongs to the radical SAM superfamily. RlmN family.
Mass
42.197 kDa
Sequence
MSETSATSLPVTEPLPAPAPAKLVDVASLSLEALSRFVTEELGERAFRAPQIYRWLHQRGATSFDEMTDLSKVLREKLRARAEIVPLVKDCELRSTDGTIKYRWKTRDGRYIESVYMPTEDRRTLCVSTQVGCAMACGFCMTGTMGLKRNLTPSEIVAQVHAVNREVRKNEGHETLRPLSNLVFMGMGEPLHNFENLKTALSILQSEDGPNFSHRHITVSTVGLVPMIERFGKETDVKLAISLNASTDEQRSKTMPVNRKWNIAALLDACRKFPLRQGRRITFEYVLIKGFNDADEDAHRLIELLKGIPVKVNLIPYNENPGLGFHTTGEERAEEFRAILADGHVAAYIRRNRGRDIAGACGQLANRGETQAGTDSTT

Gene
rlmN2
Protein
Probable dual-specificity RNA methyltransferase RlmN 2
Organism
Protochlamydia amoebophila (strain UWE25)
Length
358 amino acids
Function
Specifically methylates position 2 of adenine 2503 in 23S rRNA and position 2 of adenine 37 in tRNAs.
Similarity
Belongs to the radical SAM superfamily. RlmN family.
Mass
40.702 kDa
Sequence
MDYADFDHQKLVEWLKAHGEKEFHAKQILSWIYQKGVLSWDKMSNLSQSLREKLAKHIRLPVLELVRYTESIDQETIKFLWRLRDGNLVESVLILSGIRRTVCVSSQVGCPAKCAFCASGQQGFFRNLRPTEIIEQILQINAWLSSKGEKVSHVVYMGMGEPLKNYESVVASIRVLSHPDFCNISQRRITVSTVGVVEGIKRLSKEGLKVNLVLSLHAPNQHIRKKIIPYARKYPLEEILESMDEYAQKTKRDITFEYTLLAGINDHPDHAHELAHLLKGKQCTVNLIPYNPIPGLRLKRPEKKAIKQFRSVLYGSHIVNTCRYTKGDDIGAACGQLALQEREGQTGLPMLKEVAFGS