6SYS

Crystal structure of (3aR,4S,9bS)-4-(4-hydroxyphenyl)-3a,4,5,9b-tetrahydro-3H-cyclopenta[c]quinoline-8-sulfonamide with carbonic anhydrase 2

• PDB DOI: https://doi.org/10.2210/pdb6SYS/pdb

• Classification: LYASE
• Organism(s): Homo sapiens
• Expression System: Homo sapiens
• Mutation(s): No 


• Deposited: 2019-10-01 Released: 2020-10-14 
• Deposition Author(s): Angeli, A., Ferraroni, M.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.30 Å
• R-Value Free: 0.164 
• R-Value Work: 0.119 
• R-Value Observed: 0.122 

Starting Model: experimental

Literature

Crystal structure of (3aR,4S,9bS)-4-(4-hydroxyphenyl)-3a,4,5,9b-tetrahydro-3H-cyclopenta[c]quinoline-8-sulfonamide with carbonic anhydrase 2

Angeli, A., Ferraroni, M.

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: 30.13 kDa 
• Atom Count: 2,459 
• 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  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
LZW (Subject of Investigation/LOI)	D [auth A], E [auth A]	(4~{S})-4-(4-hydroxyphenyl)-2,3,4,5-tetrahydro-1~{H}-cyclopenta[c]quinoline-8-sulfonamide C18 H18 N2 O3 S YMXRDHIBABQPGR-SFHVURJKSA-N
GOL	C [auth A]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N
ZN	B [auth A]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.30 Å
• R-Value Free: 0.164 
• R-Value Work: 0.119 
• R-Value Observed: 0.122 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 42.485	α = 90
b = 41.435	β = 104.44
c = 72.24	γ = 90

Software Package:

Software Name	Purpose
Aimless	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
XDS	data reduction
REFMAC	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2020-10-14 
Deposition Author(s): Angeli, A., Ferraroni, M.

Revision History  

• Version 1.0: 2020-10-14
  Type: Initial release
  
• Version 1.1: 2024-01-24
  Changes: Data collection, Database references, Refinement description