9en9

Human Carbonic Anhydrase IX-mimic in complex with (4-{[(4-sulfamoylphenyl)amino]methyl}phenyl)boronic acid

Method: X-RAY DIFFRACTION Dmax: 60.9 Å Quality: GOOD

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

Carbonic anhydrase 2

Homo sapiens

UniProt P00918

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 1–260 Mutation:A65S N67Q E69T I91L F131V G132D V135L K170E L203A C206G A1H53 [4-[[(4-sulfamoylphenyl)amino]methyl]phenyl]boronic acid × 1 ZN ZINC ION × 1 NI NICKEL (II) ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;296 K;1.5 M sodium citrate, 50 mM Tris-HCl (pH 7.5) Resolution 2.02 Å R-free 0.251

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.

1239 other PDB entries and 1272 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name CAH2_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 7–266; UniProt 1–260

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 9en9

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 9en9
Download Download

2. Structure Basics 2. Structure Basics

Entry ID entry_id9en9
Deposition date deposition_date2024-03-12
最后修订 last_revision2025-03-26
Structure title titleHuman Carbonic Anhydrase IX-mimic in complex with (4-{[(4-sulfamoylphenyl)amino]methyl}phenyl)boronic acid
Keywords keywordslyase, metalloenzyme, inhibitor; LYASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier18.92
Radius of gyration Rg (electron density) rg_electron17.83
Forward intensity I(0) i028777000.00
Molecular weight molecular_weight27682.0 kDa
Excluded volume excluded_volume26820 ų
Envelope volume envelope_volume42199 ų
Hydration-shell volume shell_volume19383 ų
Envelope diameter envelope_diameter62.9
Shell Rg shell_rg24.62
Envelope Rg envelope_rg18.32
Shape Rg shape_rg17.76
Total Rg total_rg18.66
Total atoms total_atoms2103
Residues n_residues262
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 dmax60.9
Rg (real space) rg_real18.81
Rg uncertainty (real space) rg_real_error0.36
I(0) (real space) i0_real2.8780e+07
I(0) uncertainty (real space) i0_real_error3.3530e+05
Rg (reciprocal space) rg_reciprocal18.83
I(0) (reciprocal space) i0_reciprocal28780000.0000
Solution quality estimate total_estimate0.8090
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks3
Primary peak position r_peak_primary23.7
Skewness Skewness skewness0.189
Kurtosis Kurtosis kurtosis-0.309
Angular range angular_range— – 0.4200 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha4516000.0000
Real-space data points n_real_points73
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.840; Stabil: 0.999; Sysdev: 1.000; Positv: 1.000; Valcen: 0.997; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

8. Citations (1)

9. Files and Curves (10)