1j9w

Solution Structure of the CAI Michigan 1 Variant

Method: X-RAY DIFFRACTION Dmax: 102.8 Å Quality: GOOD

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

CARBONIC ANHYDRASE I

Homo sapiens

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 1–260 Mutation:H67R ZN ZINC ION × 1 EDO 1,2-ETHANEDIOL × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 9;295 K;PEG 4000, litium chloride,ethylene glicol , pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 295K Resolution 2.60 Å R-free 0.311
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 1–260 Mutation:H67R ZN ZINC ION × 1 EDO 1,2-ETHANEDIOL × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 9;295 K;PEG 4000, litium chloride,ethylene glicol , pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 295K Resolution 2.60 Å R-free 0.311

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 1–260; UniProt 1–260 Author chain B; PDBConstruct 1–260; 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 1j9w

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 1j9w
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2. Structure Basics 2. Structure Basics

Entry ID entry_id1j9w
Deposition date deposition_date2001-05-29
Structure title titleSolution Structure of the CAI Michigan 1 Variant
Keywords keywords10-stranded-beta-sheet, LYASE; LYASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier31.88
Radius of gyration Rg (electron density) rg_electron31.66
Forward intensity I(0) i052576400.00
Molecular weight molecular_weight56391.0 kDa
Excluded volume excluded_volume69988 ų
Envelope volume envelope_volume87780 ų
Hydration-shell volume shell_volume23671 ų
Envelope diameter envelope_diameter108.5
Shell Rg shell_rg37.45
Envelope Rg envelope_rg31.21
Shape Rg shape_rg31.64
Total Rg total_rg32.19
Total atoms total_atoms3984
Residues n_residues513
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 dmax102.8
Rg (real space) rg_real32.19
Rg uncertainty (real space) rg_real_error1.24
I(0) (real space) i0_real5.2580e+07
I(0) uncertainty (real space) i0_real_error8.1670e+05
Rg (reciprocal space) rg_reciprocal32.06
I(0) (reciprocal space) i0_reciprocal52570000.0000
Solution quality estimate total_estimate0.7590
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks3
Primary peak position r_peak_primary24.7
Skewness Skewness skewness0.366
Kurtosis Kurtosis kurtosis-0.872
Angular range angular_range— – 0.2500 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha11100000.0000
Real-space data points n_real_points51
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.468; Stabil: 0.998; Sysdev: 1.000; Positv: 1.000; Valcen: 0.624; Smooth: 0.839

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd1j9wa_
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_idd1j9wb_
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

CATH v4.4 (2 domains)

Domain ID domain_id1j9wA00
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology200 — Carbonic Anhydrase II
Homologous superfamily homologous superfamily10 — Alpha carbonic anhydrase
Domain ID domain_id1j9wB00
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology200 — Carbonic Anhydrase II
Homologous superfamily homologous superfamily10 — Alpha carbonic anhydrase

8. Citations (4)

9. Files and Curves (10)