7NH8

Crystal structure of human carbonic anhydrase II with N-((1-(6-((3aR,7R,7aS)-7-hydroxy-2,2-dimethyltetrahydro-[1,3]dioxolo[4,5-c]pyridin-5(4H)-yl)hexyl)-1H-1,2,3-triazol-4-yl)methyl)-4-sulfamoylbenzamide

PDB DOI: https://doi.org/10.2210/pdb7NH8/pdb

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

Deposited: 2021-02-10 Released: 2022-02-23
Deposition Author(s): Angeli, A., Ferraroni, M.

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.37 Å
R-Value Free: 0.190
R-Value Work: 0.162

Starting Model: experimental
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This is version 1.2 of the entry. See complete history.

Literature

Synthesis of Azasugar-Sulfonamide conjugates and their Evaluation as Inhibitors of Carbonic Anhydrases: the Azasugar Approach to Selectivity

Pratesi, D., Sodini, A., Matassini, C., Cardona, F., Angeli, A., Carta, F., Ferraroni, M., Supuran, C.T., Goti, A.

(2021) European J Org Chem

DOI: https://doi.org/10.1002/ejoc.202100250

Macromolecule Content

Total Structure Weight: 29.89 kDa
Atom Count: 2,331
Modelled Residue Count: 258
Deposited Residue Count: 260
Unique protein chains: 1

Macromolecules

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(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Carbonic anhydrase 2	A [auth AAA]	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
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	P00918
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
UD8 (Subject of Investigation/LOI) Query on UD8 Download Ideal Coordinates CCD File SDF format, chain C [auth AAA] MOL2 format, chain C [auth AAA] mmCIF format, chain C [auth AAA]	C [auth AAA]	N-((1-(6-((3aR,7R,7aS)-7-hydroxy-2,2-dimethyltetrahydro-[1,3]dioxolo[4,5-c]pyridin-5(4H)-yl)hexyl)-1H-1,2,3-triazol-4-yl)methyl)-4-sulfamoylbenzamide C₂₄ H₃₆ N₆ O₆ S YZQOVKMHWZRLSA-FSSWDIPSSA-N		Interactions Focus chain C [auth AAA] Interactions & Density Focus chain C [auth AAA]
ZN Query on ZN Download Ideal Coordinates CCD File SDF format, chain B [auth AAA] MOL2 format, chain B [auth AAA] mmCIF format, chain B [auth AAA]	B [auth AAA]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N		Interactions Focus chain B [auth AAA] Interactions & Density Focus chain B [auth AAA]

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 1.37 Å
R-Value Free: 0.190
R-Value Work: 0.162
Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 42.61	α = 90
b = 41.7	β = 104.435
c = 72.63	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
XDS	data reduction
XSCALE	data scaling
REFMAC	phasing

Structure Validation

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Ligand Structure Quality Assessment

Entry History

Deposition Data

Released Date: 2022-02-23

Deposition Author(s):

Revision History (Full details and data files)

Version 1.0: 2022-02-23
Type: Initial release
Version 1.1: 2022-09-07
Changes: Database references, Derived calculations
Version 1.2: 2024-01-31
Changes: Data collection, Refinement description

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.