Structure of PDB 1cma Chain B

Receptor sequence
>1cmaB (length=104) Species: 562 (Escherichia coli) [Search protein sequence]
AEWSGEYISPYAEHGKKSEQVKKITVSIPLKVLKILTDERTRRQVNNLRH
ATNSELLCEAFLHAFTGQPLPDDADLRKERSDEIPEAAKEIMREMGINPE
TWEY
3D structure
PDB1cma Crystal structure of the met repressor-operator complex at 2.8 A resolution reveals DNA recognition by beta-strands.
ChainB
Resolution2.8 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 dna B H14 G15 K17 S18 K23 S54 H14 G15 K17 S18 K23 S54
BS02 SAM B E39 E59 E39 E59
BS03 SAM B F61 A64 F65 F61 A64 F65
Gene Ontology
Molecular Function
GO:0003677 DNA binding
GO:0003700 DNA-binding transcription factor activity
GO:0005515 protein binding
Biological Process
GO:0006355 regulation of DNA-templated transcription
GO:0006555 methionine metabolic process
GO:0009086 methionine biosynthetic process
GO:0045892 negative regulation of DNA-templated transcription
Cellular Component
GO:0005737 cytoplasm
GO:0005829 cytosol

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Cellular Component
External links
PDB RCSB:1cma, PDBe:1cma, PDBj:1cma
PDBsum1cma
PubMed1406951
UniProtP0A8U6|METJ_ECOLI Met repressor (Gene Name=metJ)

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