1R9N

Crystal Structure of human dipeptidyl peptidase IV in complex with a decapeptide (tNPY) at 2.3 Ang. Resolution

Structural Biology Knowledgebase: 1R9N SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.3 Å
  • R-Value Free: 0.251
  • R-Value Work: 0.211

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 1R9N

Classification: hydrolase

Total Structure Weight: 352429.23

Macromolecule Entities
Molecule Chains Length Organism Details
Dipeptidyl peptidase IV A, B, C, D 739 Homo sapiens EC#: 3.4.14.5 IUBMB
Gene Name(s): DPP4 Gene View ADCP2 CD26
Neuropeptide Y E, F, G, H 10 Macaca mulatta Gene Name(s): NPY Gene View

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

A, B, C, D N-ACETYL-D-GLUCOSAMINE
C8 H15 N O6
OVRNDRQMDRJTHS-FMDGEEDCSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.3 Å
  • R-Value Free: 0.251
  • R-Value Work: 0.211
  • Space Group: P 1 21 1

Unit Cell:

Length (Å) Angle (°)
a = 122.61 α = 90.00
b = 122.70 β = 114.88
c = 145.40 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2003-10-30
  • Released Date: 2005-03-29
  • Deposition author(s): Aertgeerts, K., Ye, S., Tennant, M.G., Collins, B., Rogers, J., Sang, B.-C., Skene, R., Webb, D.R., Prasad, G.S.

Revision History

  • 2011-07-13
    Type: Non-polymer description | Details: chemical name/synonym update
  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4