Structure of PDB 4i09 Chain B

Receptor sequence
>4i09B (length=201) Species: 83333 (Escherichia coli K-12) [Search protein sequence]
DPTLEWFLSHCHIHKYPSKSTLIHQGEKAETLYYIVKGSVAVLIKDEEGK
EMILSYLNQGDFIGELGLFEEGQERSAWVRAKTACEVAEISYKKFRQLIQ
VNPDILMRLSAQMARRLQVTSEKLGNLAFLDVTGRIAQTLLNLAKQPDAM
THPDGMQIKITRQEIGQIVGCSRETVGRILKMLEDQNLISAHGKTIVVYG
T
3D structure
PDB4i09 Modulation of global low-frequency motions underlies allosteric regulation: demonstration in CRP/FNR family transcription factors.
ChainB
Resolution2.05 Å
3D
structure
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Enzymatic activity
Enzyme Commision number ?
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 CMP B V50 I71 G72 E73 L74 R83 S84 V87 R124 V42 I63 G64 E65 L66 R75 S76 V79 R116
Gene Ontology
Molecular Function
GO:0003677 DNA binding
GO:0003680 minor groove of adenine-thymine-rich DNA binding
GO:0003700 DNA-binding transcription factor activity
GO:0005515 protein binding
GO:0008301 DNA binding, bending
GO:0030552 cAMP binding
GO:0042802 identical protein binding
GO:0043565 sequence-specific DNA binding
Biological Process
GO:0006351 DNA-templated transcription
GO:0006355 regulation of DNA-templated transcription
GO:0045013 carbon catabolite repression of transcription
GO:0045892 negative regulation of DNA-templated transcription
GO:0045893 positive regulation of DNA-templated transcription
Cellular Component
GO:0005829 cytosol
GO:0032993 protein-DNA complex

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:4i09, PDBe:4i09, PDBj:4i09
PDBsum4i09
PubMed24058293
UniProtP0ACJ8|CRP_ECOLI DNA-binding transcriptional dual regulator CRP (Gene Name=crp)

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