Structure of PDB 3rf9 Chain A

Receptor sequence
>3rf9A (length=355) Species: 83333 (Escherichia coli K-12) [Search protein sequence]
NVTTKDGKINLLDLNRQQMREFFKDLGEKPFRADQVMKWMYHYCCDNFDE
MTDINKVLRGKLKEVAEIRAPEVVEEQRSSDGTIKWAIAVGDQRVETVYI
PEDDRATLCVSSQVGCALECKFCSTAQQGFNRNLRVSEIIGQVWRAAKIV
GAAKVTGQRPITNVVMMGMGEPLLNLNNVVPAMEIMLDDFGFGLSKRRVT
LSTSGVVPALDKLGDMIDVALAISLHAPNDEIRDEIVPINKKYNIETFLA
AVRRYLEKSNANQGRVTIEYVMLDHVNDGTEHAHQLAELLKDTPCKINLI
PWNPFPGAPYGRSSNSRIDRFSKVLMSYGFTTIVRKTRGDDDVIDRTKRT
LRKRM
3D structure
PDB3rf9 Structural basis for methyl transfer by a radical SAM enzyme.
ChainA
Resolution2.2 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) E105 C118 C125 C129 C132
Catalytic site (residue number reindexed from 1) E96 C109 C116 C120 C123
Enzyme Commision number 2.1.1.192: 23S rRNA (adenine(2503)-C(2))-methyltransferase.
Interaction with ligand
Site
#
Ligand Ligand
chain
Binding residues on receptor
(original residue number in PDB)
Binding residues on receptor
(residue number reindexed from 1)
Binding affinity
BS01 SF4 A C125 L127 C129 C132 G179 C116 L118 C120 C123 G170
Gene Ontology
Molecular Function
GO:0000049 tRNA binding
GO:0002935 tRNA (adenine(37)-C2)-methyltransferase activity
GO:0003824 catalytic activity
GO:0005515 protein binding
GO:0008168 methyltransferase activity
GO:0008173 RNA methyltransferase activity
GO:0019843 rRNA binding
GO:0046872 metal ion binding
GO:0051536 iron-sulfur cluster binding
GO:0051539 4 iron, 4 sulfur cluster binding
GO:0070040 rRNA (adenine(2503)-C2-)-methyltransferase activity
Biological Process
GO:0006364 rRNA processing
GO:0008033 tRNA processing
GO:0030488 tRNA methylation
GO:0032259 methylation
GO:0046677 response to antibiotic
GO:0070475 rRNA base methylation
Cellular Component
GO:0005737 cytoplasm
GO:0005829 cytosol

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Molecular Function

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Biological Process

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Cellular Component
External links
PDB RCSB:3rf9, PDBe:3rf9, PDBj:3rf9
PDBsum3rf9
PubMed21527678
UniProtP36979|RLMN_ECOLI Dual-specificity RNA methyltransferase RlmN (Gene Name=rlmN)

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