4DZ7

hCA II in complex with novel sulfonamide inhibitors Set D

• PDB DOI: https://doi.org/10.2210/pdb4DZ7/pdb
• Entry: 4DZ7 supersedes: 3P25

• Classification: LYASE/LYASE INHIBITOR
• Organism(s): Homo sapiens
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2012-02-29 Released: 2013-03-27 
• Deposition Author(s): Aggarwal, M., McKenna, R.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.49 Å
• R-Value Free: 0.178 
• R-Value Work: 0.156 
• R-Value Observed: 0.157 

Starting Model: experimental

Literature

hCA II in complex with novel sulfonamide inhibitors Set D

Aggarwal, M., McKenna, R.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

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

Macromolecule Content

• Total Structure Weight: 29.79 kDa 
• Atom Count: 2,333 
• Modelled Residue Count: 257 
• Deposited Residue Count: 260 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Carbonic anhydrase 2	A	260	Homo sapiens	Mutation(s): 0  Gene Names: CA2 EC: 4.2.1.1 (PDB Primary Data), 4.2.1.69 (UniProt)
UniProt & NIH Common Fund Data Resources
Find proteins for P00918 (Homo sapiens) Explore P00918  Go to UniProtKB:  P00918
PHAROS:  P00918 GTEx:  ENSG00000104267

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
D02	D [auth A]	methyl 1-(2,3,5,6-tetrafluoro-4-sulfamoylphenyl)-1H-1,2,3-triazole-4-carboxylate C10 H6 F4 N4 O4 S SZIXXXYRUPCZBK-UHFFFAOYSA-N
DMS	C [auth A]	DIMETHYL SULFOXIDE C2 H6 O S IAZDPXIOMUYVGZ-UHFFFAOYSA-N
ZN	B [auth A]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N

Binding Affinity Annotations
ID	Source	Binding Affinity
D02	BindingDB:  4DZ7	Ki: 450 (nM) from 1 assay(s)

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.49 Å
• R-Value Free: 0.178 
• R-Value Work: 0.156 
• R-Value Observed: 0.157 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 42.289	α = 90
b = 41.28	β = 104.13
c = 72.056	γ = 90

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
PHENIX	refinement
PDB_EXTRACT	data extraction
CrystalClear	data collection
PHENIX	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2013-03-27 
Deposition Author(s): Aggarwal, M., McKenna, R.
• This entry supersedes: 3P25

Revision History  

• Version 1.0: 2013-03-27
  Type: Initial release
  
• Version 1.1: 2017-11-15
  Changes: Refinement description
• Version 1.2: 2023-09-13
  Changes: Data collection, Database references, Derived calculations, Refinement description