5G03

An unusual natural product primary sulfonamide: synthesis, carbonic anhydrase inhibition and protein x-ray structure of Psammaplin C


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.35 Å
  • R-Value Free: 0.160
  • R-Value Work: 0.127

Literature

Macromolecules
Sequence Display for 5G03

Classification: LYASE

Total Structure Weight: 29768.55

Macromolecule Entities
Molecule Chains Length Organism Details
CARBONIC ANHYDRASE 2 A 260 Homo sapiens EC#: 4.2.1.1 IUBMB
Fragment: CATALYTIC DOMAIN, UNP RESIDUES 1-260
Mutation: A65S, N67Q, E69T, I91L, F131V, G132D, V135L, K170E, L204A, C206G
Details: CAII PROTEIN MUTATED IN ACTIVE SITE TO MIMIC CAIX PROTEIN
Gene Name(s): CA2 Gene View
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 3 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
OE2
Query on OE2

A PSAMMAPLIN C
C11 H14 Br N3 O5 S
LZIKVOPNIDEBQJ-OQLLNIDSSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
SO4
Query on SO4

A SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
ZN
Query on ZN

A ZINC ION
Zn
PTFCDOFLOPIGGS-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.35 Å
  • R-Value Free: 0.160
  • R-Value Work: 0.127
  • Space Group: P 1 21 1

Unit Cell:

Length (Å) Angle (°)
a = 41.88 α = 90.00
b = 41.28 β = 104.11
c = 71.79 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2016-03-16
  • Released Date: 2016-05-25
  • Deposition author(s): Mujumdar, P., Supuran, C.T., Peat, T.S., Poulsen, S.A.

Revision History

  • Version 1_0: 2016-05-25

    Type: Initial release

  • Version 1_1: 2016-06-22

    Type: Database references