6SYB | pdb_00006syb

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

• PDB DOI: https://doi.org/10.2210/pdb6SYB/pdb

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


• Deposited: 2019-09-27 Released: 2020-10-07 
• Deposition Author(s): Angeli, A., Ferraroni, M.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.60 Å
• R-Value Free: 
  0.216 (Depositor), 0.230 (DCC) 
• R-Value Work: 
  0.174 (Depositor), 0.190 (DCC) 
• R-Value Observed: 
  0.176 (Depositor) 

Starting Model: experimental

Literature

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

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: 29.83 kDa 
• Atom Count: 2,305 
• Modeled Residue Count: 258 
• 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
LYQ (Subject of Investigation/LOI)	D [auth A]	(3~{a}~{R},4~{S},9~{b}~{S})-4-(2-chloranyl-4-oxidanyl-phenyl)-2,3,3~{a},4,5,9~{b}-hexahydro-1~{H}-cyclopenta[c]quinoline-8-sulfonamide C18 H19 Cl N2 O3 S BCOLVIOJRBHVNW-JCGVRSQUSA-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: 1.60 Å
• R-Value Free:  0.216 (Depositor), 0.230 (DCC) 
• R-Value Work:  0.174 (Depositor), 0.190 (DCC) 
• R-Value Observed: 0.176 (Depositor) 

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 42.29	α = 90
b = 41.305	β = 104.4
c = 71.935	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: 2020-10-07 
Deposition Author(s): Angeli, A., Ferraroni, M.

Revision History  

• Version 1.0: 2020-10-07
  Type: Initial release
  
• Version 1.1: 2024-01-24
  Changes: Data collection, Database references, Refinement description