Structure of PDB 3fhz Chain D Binding Site BS03

Receptor Information

>3fhz Chain D (length=166) Species: 83332 (Mycobacterium tuberculosis H37Rv)

KAAPVAGPEVAANRAGRQARIVAILSSAQVRSQNELAALLAAEGIEVTQA
TLSRDLEELGAVKLRGADGGTGIYVVPEDGSPVRGVSGGTDRMARLLGEL
LVSTDDSGNLAVLRTPPGAAHYLASAIDRAALPQVVGTIAGDDTILVVAR
EPTTGAQLAGMFENLR

Ligand information

• Ligand ID: ARG
• InChI: InChI=1S/C6H14N4O2/c7-4(5(11)12)2-1-3-10-6(8)9/h4H,1-3,7H2,(H,11,12)(H4,8,9,10)/p+1/t4-/m0/s1
• InChIKey: ODKSFYDXXFIFQN-BYPYZUCNSA-O
• SMILES:
  OpenEye OEToolkits 1.5.0: C(CC(C(=O)O)N)CNC(=[NH2+])N
  CACTVS 3.341: N[C@@H](CCCNC(N)=[NH2+])C(O)=O
  OpenEye OEToolkits 1.5.0: C(C[C@@H](C(=O)O)N)CNC(=[NH2+])N
  CACTVS 3.341: N[CH](CCCNC(N)=[NH2+])C(O)=O
  ACDLabs 10.04: O=C(O)C(N)CCCN\C(=[NH2+])N
• Formula: C6 H15 N4 O2
• Name: ARGININE
• PDB chain: 3fhz Chain E Residue 200

Receptor-Ligand Complex Structure

Structure summary

• PDB: 3fhz The structure of the arginine repressor from Mycobacterium tuberculosis bound with its DNA operator and Co-repressor, L-arginine.
• Resolution: 3.27 Å
• Binding residue (original residue number in PDB): H125 S129 D132 T142 I143
• Binding residue (residue number reindexed from 1): H121 S125 D128 T138 I139
• Annotation score: 4

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

External links

• PDB: RCSB:3fhz, PDBe:3fhz, PDBj:3fhz
• PDBsum: 3fhz
• PubMed: 19265706
• UniProt: P9WPY9|ARGR_MYCTU Arginine repressor (Gene Name=argR)