6xzs

Crystal structure of human carbonic anhydrase I in complex with 4-(3-(2-((4-fluorobenzyl)amino)ethyl)ureido) benzenesulfonamide

Method: X-RAY DIFFRACTION Dmax: 92.8 Å Quality: REASONABLE

1. Protein Identity and Related Structures Protein Identity & Related Structures

Carbonic anhydrase 1

OrganismNot specified

UniProt P00915

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 1–261 Not recorded ZN ZINC ION × 1 O5K 1-[2-[(4-fluorophenyl)methylamino]ethyl]-3-(4-sulfamoylphenyl)urea × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 9;293 K;200 mM Na-acetate, 30% PEG 4000, 100 mM Tris-HCl pH 9. Inhibitor: 150 mM NaCl, 10% DMSO, 50 mM Tris pH 7 Resolution 1.53 Å R-free 0.218
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 1–261 Not recorded ZN ZINC ION × 1 O5K 1-[2-[(4-fluorophenyl)methylamino]ethyl]-3-(4-sulfamoylphenyl)urea × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 9;293 K;200 mM Na-acetate, 30% PEG 4000, 100 mM Tris-HCl pH 9. Inhibitor: 150 mM NaCl, 10% DMSO, 50 mM Tris pH 7 Resolution 1.53 Å R-free 0.218

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

55 other PDB entries and 100 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name CAH1_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–261; UniProt 1–261 Author chain B; PDBConstruct 1–261; UniProt 1–261

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

SAXS scattering curve SAXS Profile

SAXS profile for 6xzs

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 6xzs
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2. Structure Basics 2. Structure Basics

Entry ID entry_id6xzs
Deposition date deposition_date2020-02-05
Structure title titleCrystal structure of human carbonic anhydrase I in complex with 4-(3-(2-((4-fluorobenzyl)amino)ethyl)ureido) benzenesulfonamide
Keywords keywordsInhibitor, carbon dioxide, carbonic anhydrase, LYASE; LYASE
Experimental Method methodX-RAY DIFFRACTION

3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier28.36
Radius of gyration Rg (electron density) rg_electron28.06
Forward intensity I(0) i055854600.00
Molecular weight molecular_weight57569.0 kDa
Excluded volume excluded_volume71564 ų
Envelope volume envelope_volume84749 ų
Hydration-shell volume shell_volume26724 ų
Envelope diameter envelope_diameter98.9
Shell Rg shell_rg33.52
Envelope Rg envelope_rg27.99
Shape Rg shape_rg28.05
Total Rg total_rg28.63
Total atoms total_atoms4066
Residues n_residues514
Spherical-harmonic order n_harmonics20
q range q_range— – 0.5000 −1
Data points n_points101
Shell type shell_typedirectional
Solvent electron density solvent_density0.3340 e/ų
Shell contrast contrast_shell0.0300 e/ų
CRYSOL version crysol_version4.1.3

4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax92.8
Rg (real space) rg_real28.64
Rg uncertainty (real space) rg_real_error0.65
I(0) (real space) i0_real5.5850e+07
I(0) uncertainty (real space) i0_real_error7.9490e+05
Rg (reciprocal space) rg_reciprocal28.56
I(0) (reciprocal space) i0_reciprocal55850000.0000
Solution quality estimate total_estimate0.6312
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary26.5
Skewness Skewness skewness0.496
Kurtosis Kurtosis kurtosis-0.524
Angular range angular_range— – 0.2800 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha11180000.0000
Real-space data points n_real_points57
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.739; Stabil: 1.000; Sysdev: 0.109; Positv: 1.000; Valcen: 0.792; Smooth: 0.865

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd6xzsa_
Class classb — All beta proteins
Fold Fold foldb.74 — Carbonic anhydrase
Superfamily Superfamily superfamilyb.74.1 — Carbonic anhydrase
Family Family familyb.74.1.1 — Carbonic anhydrase
Domain ID domain_idd6xzsb_
Class classb — All beta proteins
Fold Fold foldb.74 — Carbonic anhydrase
Superfamily Superfamily superfamilyb.74.1 — Carbonic anhydrase
Family Family familyb.74.1.1 — Carbonic anhydrase

8. Citations (1)

9. Files and Curves (10)