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Literature summary for 2.1.1.266 extracted from

  • Punekar, A.S.; Selmer, M.
    Purification, crystallization and preliminary X-ray diffraction analysis of the 23S rRNA methyltransferase RlmJ from Escherichia coli (2013), Acta Crystallogr. Sect. F, 69, 1001-1003.
    View publication on PubMedView publication on EuropePMC

Cloned(Commentary)

Cloned (Comment) Organism
gene yhiR, recombinant expresssion of C-terminally His6-tagged enzyme in Escherichia coli strain BL21(DE3) Escherichia coli

Crystallization (Commentary)

Crystallization (Comment) Organism
purified recombinant C-terminally His6-tagged enzyme, sitting drop vapour diffusion method, mixing of 0.0015 ml of protein solution with an equal amount of reservoir solution containing 0.2 M sodium sulfate decahydrate, 0.1 M Tris-HCl pH 8.5, 30% w/v PEG 4000, and equilibration against 0.08 ml of reservoir solution, 8 days, 20°C, X-ray diffraction strucure determination and analysis at 1.8 A resolution Escherichia coli

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
S-adenosyl-L-methionine + adenine2030 in 23S rRNA Escherichia coli
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S-adenosyl-L-homocysteine + N6-methyladenine2030 in 23S rRNA
-
?

Organism

Organism UniProt Comment Textmining
Escherichia coli P37634 MG1655, gene yhiR
-

Purification (Commentary)

Purification (Comment) Organism
recombinant C-terminally His6-tagged enzyme from Escherichia coli strain BL21(DE3) by nickel affinity chromatography, ultrafiltration, and gel filtration Escherichia coli

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
S-adenosyl-L-methionine + adenine2030 in 23S rRNA
-
Escherichia coli S-adenosyl-L-homocysteine + N6-methyladenine2030 in 23S rRNA
-
?
S-adenosyl-L-methionine + adenine2030 in 23S rRNA enzyme RlmJ uses the cofactor S-adenosyl-L-methionine to methylate the exocyclic nitrogen N6 of nucleotide A2030 in 23S rRNA during ribosome assembly in Escherichia coli Escherichia coli S-adenosyl-L-homocysteine + N6-methyladenine2030 in 23S rRNA
-
?

Synonyms

Synonyms Comment Organism
23S rRNA methyltransferase
-
Escherichia coli
ribosomal RNA large subunit methyltransferase J UniProt Escherichia coli
rlmJ
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Escherichia coli

Cofactor

Cofactor Comment Organism Structure
S-adenosyl-L-methionine dependent on Escherichia coli