7NZX

Crystal structure of chimeric carbonic anhydrase VA with 2,3,5,6-tetrafluoro-4-[(2-hydroxyethyl)sulfonyl]benzenesulfonamide

• PDB DOI: https://doi.org/10.2210/pdb7NZX/pdb

• Classification: LYASE
• Organism(s): Homo sapiens
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): Yes 


• Deposited: 2021-03-24 Released: 2022-04-13 
• Deposition Author(s): Smirnov, A., Manakova, E., Grazulis, S.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.33 Å
• R-Value Free: 0.170 
• R-Value Work: 0.124 
• R-Value Observed: 0.129 

Starting Model: experimental

Literature

Crystal structure of chimeric carbonic anhydrase VA

Smirnov, A.

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: 30.04 kDa 
• Atom Count: 2,496 
• Modelled 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): 7  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 5 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
V13 (Subject of Investigation/LOI)	C [auth A]	2,3,5,6-tetrafluoro-4-[(2-hydroxyethyl)sulfonyl]benzenesulfonamide C8 H7 F4 N O5 S2 WZGGLNWNBUCLIP-UHFFFAOYSA-N
BCN	D [auth A]	BICINE C6 H13 N O4 FSVCELGFZIQNCK-UHFFFAOYSA-N
DMS	E [auth A]	DIMETHYL SULFOXIDE C2 H6 O S IAZDPXIOMUYVGZ-UHFFFAOYSA-N
ZN	B [auth A]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N
NA	F [auth A]	SODIUM ION Na FKNQFGJONOIPTF-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.33 Å
• R-Value Free: 0.170 
• R-Value Work: 0.124 
• R-Value Observed: 0.129 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 42.159	α = 90
b = 41.334	β = 104.13
c = 71.548	γ = 90

Software Package:

Software Name	Purpose
SCALA	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
XDS	data reduction
MOLREP	phasing
Coot	model building

Structure Validation

Entry History 

Deposition Data

• Released Date: 2022-04-13 
Deposition Author(s): Smirnov, A., Manakova, E., Grazulis, S.

Revision History  

• Version 1.0: 2022-04-13
  Type: Initial release
  
• Version 1.1: 2024-01-31
  Changes: Data collection, Refinement description