5un3

Tetragonal thermolysin (295 K) in the presence of 50% xylose

Method: X-RAY DIFFRACTION Dmax: 69.7 Å Quality: REASONABLE

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

Thermolysin

Bacillus thermoproteolyticus

UniProt P00800

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 233–548 Not recorded CA CALCIUM ION × 3 ZN ZINC ION × 8 CL CHLORIDE ION × 4 XYP beta-D-xylopyranose × 5 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;295 K;Drop: 45% DMSO, 0.5 M ZnCl2, 50 mg/mL protein Well: ~2 M AmSO4 Resolution 1.60 Å R-free 0.181

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.

204 other PDB entries and 206 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name THER_BACTH
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–316; UniProt 233–548

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 5un3

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 5un3
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2. Structure Basics 2. Structure Basics

Entry ID entry_id5un3
Deposition date deposition_date2017-01-30
Structure title titleTetragonal thermolysin (295 K) in the presence of 50% xylose
Keywords keywordszinc protease, alpha/beta, hydrolase; HYDROLASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier20.55
Radius of gyration Rg (electron density) rg_electron19.79
Forward intensity I(0) i024327400.00
Molecular weight molecular_weight35857.0 kDa
Excluded volume excluded_volume43834 ų
Envelope volume envelope_volume48848 ų
Hydration-shell volume shell_volume20768 ų
Envelope diameter envelope_diameter70.2
Shell Rg shell_rg26.09
Envelope Rg envelope_rg20.02
Shape Rg shape_rg19.79
Total Rg total_rg20.56
Total atoms total_atoms4816
Residues n_residues316
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 dmax69.7
Rg (real space) rg_real20.51
Rg uncertainty (real space) rg_real_error0.43
I(0) (real space) i0_real2.4330e+07
I(0) uncertainty (real space) i0_real_error3.0570e+05
Rg (reciprocal space) rg_reciprocal20.52
I(0) (reciprocal space) i0_reciprocal24330000.0000
Solution quality estimate total_estimate0.6938
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary24.2
Skewness Skewness skewness0.352
Kurtosis Kurtosis kurtosis-0.243
Angular range angular_range— – 0.3850 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha4785000.0000
Real-space data points n_real_points70
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.766; Stabil: 1.000; Sysdev: 0.242; Positv: 1.000; Valcen: 0.995; Smooth: 0.995

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (6)

7. Fold Classification (SCOP + CATH) 3 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd5un3a_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.92 — Zincin-like
Superfamily Superfamily superfamilyd.92.1 — Metalloproteases ('zincins'), catalytic domain
Family Family familyd.92.1.2 — Thermolysin-like

CATH v4.4 (2 domains)

Domain ID domain_id5un3A01
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology170 — Elastase; domain 1
Homologous superfamily homologous superfamily10
Domain ID domain_id5un3A02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology390 — Neutral Protease; domain 2
Homologous superfamily homologous superfamily10 — Neutral Protease Domain 2

8. Citations (1)

9. Files and Curves (10)