1ZFK

carbonic anhydrase II in complex with N-4-sulfonamidphenyl-N'-4-methylbenzosulfonylurease as sulfonamide inhibitor


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.56 Å
  • R-Value Free: 0.224 
  • R-Value Work: 0.161 
  • R-Value Observed: 0.164 

wwPDB Validation 3D Report Full Report


This is version 1.4 of the entry. See complete history


Literature

carbonic anhydrase II in complex with N-4-sulfonamidphenyl-N'-4-methylbenzosulfonylurease as sulfonamide inhibitor

Honndorf, V.S.Heine, A.Klebe, G.Supuran, C.T.

To be published.

Macromolecules
Find similar proteins by:  (by identity cutoff)  |  Structure
Entity ID: 1
MoleculeChainsSequence LengthOrganismDetailsImage
Carbonic anhydrase IIA259Homo sapiensMutation(s): 0 
Gene Names: CA2
EC: 4.2.1.1
Find proteins for P00918 (Homo sapiens)
Explore P00918 
Go to UniProtKB:  P00918
NIH Common Fund Data Resources
PHAROS  P00918
Protein Feature View
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  • Reference Sequence
Small Molecules
Ligands 5 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
NR2
Query on NR2

Download CCD File 
A
N-({[4-(AMINOSULFONYL)PHENYL]AMINO}CARBONYL)-4-METHYLBENZENESULFONAMIDE
C14 H15 N3 O5 S2
HDCXQTPVTAIPNZ-UHFFFAOYSA-N
 Ligand Interaction
BE7
Query on BE7

Download CCD File 
A
(4-CARBOXYPHENYL)(CHLORO)MERCURY
C7 H5 Cl Hg O2
YFZOUMNUDGGHIW-UHFFFAOYSA-M
 Ligand Interaction
SO4
Query on SO4

Download CCD File 
A
SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
 Ligand Interaction
GOL
Query on GOL

Download CCD File 
A
GLYCEROL
C3 H8 O3
PEDCQBHIVMGVHV-UHFFFAOYSA-N
 Ligand Interaction
ZN
Query on ZN

Download CCD File 
A
ZINC ION
Zn
PTFCDOFLOPIGGS-UHFFFAOYSA-N
 Ligand Interaction
External Ligand Annotations 
IDBinding Affinity (Sequence Identity %)
SO4Ki:  183000000   nM  BindingDB
SO4Ki:  200000000   nM  BindingDB
NR2Ki:  12   nM  BindingDB
SO4Ki:  300000000   nM  BindingDB
NR2Ki :  12   nM  PDBBind
SO4Ki:  89000000   nM  BindingDB
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.56 Å
  • R-Value Free: 0.224 
  • R-Value Work: 0.161 
  • R-Value Observed: 0.164 
  • Space Group: P 1 21 1
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 42.49α = 90
b = 41.51β = 104.45
c = 72.41γ = 90
Software Package:
Software NamePurpose
SHELXL-97refinement
CNSrefinement
HKL-2000data reduction
HKL-2000data scaling
CNSphasing

Structure Validation

View Full Validation Report



Entry History 

Deposition Data

Revision History 

  • Version 1.0: 2006-05-23
    Type: Initial release
  • Version 1.1: 2008-04-30
    Changes: Version format compliance
  • Version 1.2: 2011-07-13
    Changes: Non-polymer description, Version format compliance
  • Version 1.3: 2017-10-11
    Changes: Refinement description
  • Version 1.4: 2019-07-24
    Changes: Data collection, Refinement description