Structure of PDB 3iba Chain A Binding Site BS01

Receptor Information

>3iba Chain A (length=362) Species: 5693 (Trypanosoma cruzi)

MASMERFLSVYDEVQAFLLDQLQSKYEIDPNRARYLRIMMDTTCLGGKYF
RGMTVVNVAEGFLAVTQHDEATKERILHDACVGGWMIEFLQAHYLVEDDI
MDGSVMRRGKPCWYRFPGVTTQCAINDGIILKSWTQIMAWHYFADRPFLK
DLLCLFQKVDYATAVGQMYDVTSMCDSNKLDPEVAQPMTTDFAEFTPAIY
KRIVKYKTTFYTYLLPLVMGLFVSEAAASVEMNLVERVAHLIGEYFQVQD
DVMDCFTPPEQLGKVGTDIEDAKCSWLAVTFLGKANAAQVAEFKANYGDK
DPAKVAVVKRLYSEANLQADFAAYEAEVVREVESLIEQLKVKSPTFAESV
AVVWEKTHKRKK

Ligand information

• Ligand ID: MG
• InChI: InChI=1S/Mg/q+2
• InChIKey: JLVVSXFLKOJNIY-UHFFFAOYSA-N
• SMILES:
  ACDLabs 10.04
  OpenEye OEToolkits 1.5.0: [Mg+2]
  CACTVS 3.341: [Mg++]
• Formula: Mg
• Name: MAGNESIUM ION
• DrugBank: DB01378
• PDB chain: 3iba Chain A Residue 401

Receptor-Ligand Complex Structure

Structure summary

• PDB: 3iba Binding of nitrogen-containing bisphosphonates (N-BPs) to the Trypanosoma cruzi farnesyl diphosphate synthase homodimer.
• Resolution: 2.4 Å
• Binding residue (original residue number in PDB): D98 D102
• Binding residue (residue number reindexed from 1): D98 D102
• Annotation score: 1

Enzymatic activity

• Catalytic site (original residue number in PDB): K48 H93 D98 D102 R107 D170 K207 F246 D250 D251
• Catalytic site (residue number reindexed from 1): K48 H93 D98 D102 R107 D170 K207 F246 D250 D251
• Enzyme Commision number: 2.5.1.10: (2E,6E)-farnesyl diphosphate synthase.

Gene Ontology

Molecular Function

• GO:0004161 dimethylallyltranstransferase activity
• GO:0004337 geranyltranstransferase activity
• GO:0004659 prenyltransferase activity
• GO:0016740 transferase activity
• GO:0016765 transferase activity, transferring alkyl or aryl (other than methyl) groups
• GO:0046872 metal ion binding

Biological Process

• GO:0008299 isoprenoid biosynthetic process
• GO:0045337 farnesyl diphosphate biosynthetic process

Cellular Component

• GO:0005737 cytoplasm

External links

• PDB: RCSB:3iba, PDBe:3iba, PDBj:3iba
• PDBsum: 3iba
• PubMed: 19876942
• UniProt: Q95WL3