7dmm

Structure of a glucose isomerase crystal grown in an aqueous glycerol solution without any precipitants

Method: X-RAY DIFFRACTION Dmax: 84.5 Å Quality: GOOD

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

Xylose isomerase

OrganismNot specified

UniProt P24300

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 homooligomer Homooligomer Protein × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain A; UniProt 2–387 Not recorded GOL GLYCEROL × 8 CA CALCIUM ION × 4 MN MANGANESE (II) ION × 8 X-RAY DIFFRACTION X-ray crystallization conditions:BATCH MODE;293 K;precipitant-free in 30(v/v)% aqueous glycerol solution Resolution 0.99 Å R-free 0.166

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.

139 other PDB entries and 143 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name XYLA_STRRU
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–386; UniProt 2–387

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 7dmm

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 7dmm
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2. Structure Basics 2. Structure Basics

Entry ID entry_id7dmm
Deposition date deposition_date2020-12-04
Structure title titleStructure of a glucose isomerase crystal grown in an aqueous glycerol solution without any precipitants
Keywords keywordsISOMERASE(INTRAMOLEC, ISOMERASE; ISOMERASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier24.39
Radius of gyration Rg (electron density) rg_electron23.27
Forward intensity I(0) i033876400.00
Molecular weight molecular_weight43308.0 kDa
Excluded volume excluded_volume53543 ų
Envelope volume envelope_volume68105 ų
Hydration-shell volume shell_volume24901 ų
Envelope diameter envelope_diameter87.5
Shell Rg shell_rg29.56
Envelope Rg envelope_rg24.20
Shape Rg shape_rg23.28
Total Rg total_rg24.02
Total atoms total_atoms3054
Residues n_residues386
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 dmax84.5
Rg (real space) rg_real24.48
Rg uncertainty (real space) rg_real_error0.66
I(0) (real space) i0_real3.3880e+07
I(0) uncertainty (real space) i0_real_error4.6570e+05
Rg (reciprocal space) rg_reciprocal24.46
I(0) (reciprocal space) i0_reciprocal33880000.0000
Solution quality estimate total_estimate0.8482
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary26.8
Skewness Skewness skewness0.493
Kurtosis Kurtosis kurtosis-0.102
Angular range angular_range— – 0.3250 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha6044000.0000
Real-space data points n_real_points64
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.741; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.900; Smooth: 0.900

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

8. Citations (1)

9. Files and Curves (10)