2I78

Crystal structure of human dipeptidyl peptidase IV (DPP IV) complexed with ABT-341, a cyclohexene-constrained phenethylamine inhibitor

Structural Biology Knowledgebase: 2I78 SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.5 Å
  • R-Value Free: 0.275
  • R-Value Work: 0.216

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 2I78

Classification: hydrolase

Total Structure Weight: 337457.72

Macromolecule Entities
Molecule Chains Length Organism Details
Dipeptidyl peptidase IV A, B, C, D 726 Homo sapiens EC#: 3.4.14.5 IUBMB
Gene Name(s): DPP4 Gene View ADCP2 CD26
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 1 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
KIQ
Query on KIQ

B (1S,6R)-3-{[3-(TRIFLUOROMETHYL)-5,6-DIHYDRO[1,2,4]TRIAZOLO[4,3- A]PYRAZIN-7(8H)-YL]CARBONYL}-6-(2,4,5-TRIFLUOROPHENYL)CYCLOHEX- 3-EN-1-AMINE
C19 H17 F6 N5 O
NVVSPGQEXMJZIR-BMIGLBTASA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
KIQ Ki: 1.3 nM (100) BindingDB

N/A in BindingMoad
N/A in PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.5 Å
  • R-Value Free: 0.275
  • R-Value Work: 0.216
  • Space Group: P 1 21 1
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 119.93 α = 90.00
b = 126.42 β = 100.26
c = 127.53 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2006-08-30
  • Released Date: 2007-10-09
  • Deposition author(s): Longenecker, K.L., Pei, Z., Li, X.

Revision History

  • 2011-07-13
    Type: Biological assembly | Details: Added software calculated values
  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4