4DSZ

Crystal Structure of DPP-IV with Compound C2

• PDB DOI: https://doi.org/10.2210/pdb4DSZ/pdb

• Classification: HYDROLASE/HYDROLASE INHIBITOR
• Organism(s): Homo sapiens
• Expression System: Homo sapiens
• Mutation(s): No 


• Deposited: 2012-02-20 Released: 2013-02-27 
• Deposition Author(s): Xiong, B., Zhu, L.R., Chen, D.Q., Zhao, Y.L., Jiang, F., Shen, J.K.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 3.20 Å
• R-Value Free: 0.260 
• R-Value Work: 0.190 
• R-Value Observed: 0.194 

Starting Model: experimental

Literature

Crystal Structure of DPP-IV with Compound C2

Xiong, B., Zhu, L.R., Chen, D.Q., Zhao, Y.L., Jiang, F., Shen, J.K.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 1 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 169.65 kDa 
• Atom Count: 11,914 
• Modelled Residue Count: 1,448 
• Deposited Residue Count: 1,456 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Dipeptidyl peptidase 4	A, B	728	Homo sapiens	Mutation(s): 0  Gene Names: DPP4 EC: 3.4.14.5
UniProt & NIH Common Fund Data Resources
Find proteins for P27487 (Homo sapiens) Explore P27487  Go to UniProtKB:  P27487
PHAROS:  P27487 GTEx:  ENSG00000197635

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
DC3	C [auth A], D [auth B]	(2R)-4-[4-(3-methylphenyl)-1H-1,2,3-triazol-1-yl]-1-(2,4,5-trifluorophenyl)butan-2-amine C19 H19 F3 N4 BNUZDHPPDRXKCH-HNNXBMFYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 3.20 Å
• R-Value Free: 0.260 
• R-Value Work: 0.190 
• R-Value Observed: 0.194 
• Space Group: P 3₂

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 79.546	α = 90
b = 79.546	β = 90
c = 290.414	γ = 120

Software Package:

Software Name	Purpose
SCALEPACK	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction

Structure Validation

Entry History 

Deposition Data

• Released Date: 2013-02-27 
Deposition Author(s): Xiong, B., Zhu, L.R., Chen, D.Q., Zhao, Y.L., Jiang, F., Shen, J.K.

Revision History  

• Version 1.0: 2013-02-27
  Type: Initial release
  
• Version 1.1: 2023-11-08
  Changes: Data collection, Database references, Derived calculations, Refinement description
• Version 1.2: 2024-10-30
  Changes: Structure summary