Structure of PDB 3laj Chain A

Receptor sequence
>3lajA (length=149) Species: 83332 (Mycobacterium tuberculosis H37Rv) [Search protein sequence]
AANRAGRQARIVAILSSAQVRSQNELAALLAAEGIEVTQATLSRDLEELG
AVKLRGADGGTGIYVVPEVSGGTDRMARLLGELLVSTDDSGNLAVLRTPP
GAAHYLASAIDRAALPQVVGTIAGDDTILVVAREPTTGAQLAGMFENLR
3D structure
PDB3laj crystal structure of the intermediate complex of the arginine repressor from Mycobacterium tuberculosis bound with its DNA operator reveals detailed mechanism of arginine repression.
ChainA
Resolution2.306 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 A R21 T52 T55 R58 R7 T38 T41 R44
BS02 dna A S36 Q37 Q53 A54 S57 K67 Y78 S22 Q23 Q39 A40 S43 K53 Y64
BS03 ARG A H125 S129 D132 T142 H104 S108 D111 T121
BS04 ARG A G145 D147 T148 G124 D126 T127
Gene Ontology
Molecular Function
GO:0003677 DNA binding
GO:0003700 DNA-binding transcription factor activity
GO:0034618 arginine binding
Biological Process
GO:0006355 regulation of DNA-templated transcription
GO:0006525 arginine metabolic process
GO:0006526 L-arginine biosynthetic process
GO:0051259 protein complex oligomerization
GO:1900079 regulation of arginine biosynthetic process
Cellular Component
GO:0005737 cytoplasm

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Cellular Component
External links
PDB RCSB:3laj, PDBe:3laj, PDBj:3laj
PDBsum3laj
PubMed20382162
UniProtP9WPY9|ARGR_MYCTU Arginine repressor (Gene Name=argR)

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