6xt6

pro-concanavalin A: Precursor of circularly permuted concanavalin A

Method: X-RAY DIFFRACTION Dmax: 83.6 Å Quality: GOOD

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

Concanavalin-A

Canavalia ensiformis

UniProt P02866

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 30–290 Chain B; UniProt 30–290 Not recorded MN MANGANESE (II) ION × 4 CA CALCIUM ION × 8 ZN ZINC ION × 4 EDO 1,2-ETHANEDIOL × 30 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;289 K;Zinc chloride, HEPES, PEG 6000 Resolution 2.10 Å R-free 0.244

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.

72 other PDB entries and 89 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name CONA_CANEN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–261; UniProt 30–290 Author chain B; PDBConstruct 1–261; UniProt 30–290

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 6xt6

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 6xt6
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2. Structure Basics 2. Structure Basics

Entry ID entry_id6xt6
Deposition date deposition_date2020-07-17
Structure title titlepro-concanavalin A: Precursor of circularly permuted concanavalin A
Keywords keywordsLectin, Carbohydrate-binding, PLANT PROTEIN; PLANT PROTEIN
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier25.73
Radius of gyration Rg (electron density) rg_electron24.58
Forward intensity I(0) i047504600.00
Molecular weight molecular_weight53343.0 kDa
Excluded volume excluded_volume66611 ų
Envelope volume envelope_volume77207 ų
Hydration-shell volume shell_volume26653 ų
Envelope diameter envelope_diameter85.2
Shell Rg shell_rg31.37
Envelope Rg envelope_rg24.75
Shape Rg shape_rg24.55
Total Rg total_rg25.44
Total atoms total_atoms3745
Residues n_residues482
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 dmax83.6
Rg (real space) rg_real25.77
Rg uncertainty (real space) rg_real_error0.61
I(0) (real space) i0_real4.7500e+07
I(0) uncertainty (real space) i0_real_error6.5370e+05
Rg (reciprocal space) rg_reciprocal25.76
I(0) (reciprocal space) i0_reciprocal47500000.0000
Solution quality estimate total_estimate0.8929
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary27.0
Skewness Skewness skewness0.396
Kurtosis Kurtosis kurtosis-0.401
Angular range angular_range— – 0.3100 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha8092000.0000
Real-space data points n_real_points63
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.887; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.978; Smooth: 0.963

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (6)

7. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd6xt6a_
Class classb — All beta proteins
Fold Fold foldb.29 — Concanavalin A-like lectins/glucanases
Superfamily Superfamily superfamilyb.29.1 — Concanavalin A-like lectins/glucanases
Family Family familyb.29.1.0 — automated matches
Domain ID domain_idd6xt6b_
Class classb — All beta proteins
Fold Fold foldb.29 — Concanavalin A-like lectins/glucanases
Superfamily Superfamily superfamilyb.29.1 — Concanavalin A-like lectins/glucanases
Family Family familyb.29.1.0 — automated matches

8. Citations (2)

9. Files and Curves (10)