Structure of PDB 3i2o Chain A

Receptor sequence
>3i2oA (length=199) Species: 83333 (Escherichia coli K-12) [Search protein sequence]
LAAGAVILRRFAFNAAEQLIRDINDVASQSPFRQMVTPGGYTMSVAMTNC
GHLGWTTHRQGYLYSPIDPQTNKPWPAMPQSFHNLCQRAATAAGYPDFQP
DACLINRYAPGAKLSLHQDKDEPDLRAPIVSVSLGLPAIFQFGGLKRNDP
LKRLLLEHGDVVVWGGESRLFYHGIQPLKAGFHPLTIDCRYNLTFRQAG
3D structure
PDB3i2o Enzymological and structural studies of the mechanism of promiscuous substrate recognition by the oxidative DNA repair enzyme AlkB.
ChainA
Resolution1.7 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 1.14.11.33: DNA oxidative demethylase.
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 dna A Y55 T56 M57 W69 Y76 S129 H131 D133 R210 Y41 T42 M43 W55 Y62 S115 H117 D119 R196
BS02 AKG A N120 Y122 L128 H131 D133 H187 I189 R204 N206 N106 Y108 L114 H117 D119 H173 I175 R190 N192
BS03 FE2 A H131 D133 H187 H117 D119 H173
Gene Ontology
Molecular Function
GO:0005515 protein binding
GO:0008198 ferrous iron binding
GO:0035515 oxidative RNA demethylase activity
GO:0035516 broad specificity oxidative DNA demethylase activity
GO:0046872 metal ion binding
GO:0051213 dioxygenase activity
Biological Process
GO:0006281 DNA repair
GO:0006307 DNA alkylation repair
GO:0035513 oxidative RNA demethylation
GO:0042245 RNA repair
GO:0070989 oxidative demethylation
GO:0072702 response to methyl methanesulfonate
Cellular Component
GO:0005737 cytoplasm
GO:0005829 cytosol

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Cellular Component
External links
PDB RCSB:3i2o, PDBe:3i2o, PDBj:3i2o
PDBsum3i2o
PubMed19706517
UniProtP05050|ALKB_ECOLI Alpha-ketoglutarate-dependent dioxygenase AlkB (Gene Name=alkB)

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