1bxh

CONCANAVALIN A COMPLEXED TO METHYL ALPHA1-2 MANNOBIOSIDE

Method: X-RAY DIFFRACTION Dmax: 87.2 Å Quality: EXCELLENT

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

Concanavalin-A

OrganismNot specified

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 Other combination Homooligomer Protein × 4 其他Polymer 2 PDB declaration: tetrameric(4) Consistent with protein copy count Chain A; UniProt 164–281 Chain A; UniProt 30–148 Chain B; UniProt 164–281 Chain B; UniProt 30–148 Chain C; UniProt 164–281 Chain C; UniProt 30–148 Chain D; UniProt 164–281 Chain D; UniProt 30–148 Fragment:UNP P02866 residues 164-281, 30-148 methyl alpha-D-galactopyranoside-(1-2)-methyl alpha-D-mannopyranoside × 1 methyl alpha-D-galactopyranoside-(1-2)-methyl alpha-D-galactopyranoside × 1 MN MANGANESE (II) ION × 4 CA CALCIUM ION × 4 MMA methyl alpha-D-mannopyranoside × 2 X-RAY DIFFRACTION X-ray crystallization conditions:pH 7;13.5% PEG 6K, 1.0M LICL, 0.1M TRIS PH 7.0 Resolution 2.75 Å R-free 0.238

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 1–118; UniProt 164–281 Author chain A; PDBConstruct 119–237; UniProt 30–148 Author chain B; PDBConstruct 1–118; UniProt 164–281 Author chain B; PDBConstruct 119–237; UniProt 30–148 Author chain C; PDBConstruct 1–118; UniProt 164–281 Author chain C; PDBConstruct 119–237; UniProt 30–148 Author chain D; PDBConstruct 1–118; UniProt 164–281 Author chain D; PDBConstruct 119–237; UniProt 30–148

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 1bxh

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id1bxh
Deposition date deposition_date1998-10-02
Structure title titleCONCANAVALIN A COMPLEXED TO METHYL ALPHA1-2 MANNOBIOSIDE
Keywords keywordsCARBOHYDRATE CONFORMATION, CON A SACCHARIDE COMPLEX, MOLECULAR RECOGNITION, THERMODYNAMICS, SUGAR BINDING PROTEIN; SUGAR BINDING PROTEIN
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier30.08
Radius of gyration Rg (electron density) rg_electron28.68
Forward intensity I(0) i0171988000.00
Molecular weight molecular_weight103850.0 kDa
Excluded volume excluded_volume129490 ų
Envelope volume envelope_volume152830 ų
Hydration-shell volume shell_volume43314 ų
Envelope diameter envelope_diameter86.5
Shell Rg shell_rg37.16
Envelope Rg envelope_rg28.50
Shape Rg shape_rg28.63
Total Rg total_rg29.56
Total atoms total_atoms7318
Residues n_residues948
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 dmax87.2
Rg (real space) rg_real29.86
Rg uncertainty (real space) rg_real_error0.29
I(0) (real space) i0_real1.7200e+08
I(0) uncertainty (real space) i0_real_error2.2970e+06
Rg (reciprocal space) rg_reciprocal29.96
I(0) (reciprocal space) i0_reciprocal172000000.0000
Solution quality estimate total_estimate0.9107
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary39.5
Skewness Skewness skewness0.006
Kurtosis Kurtosis kurtosis-0.687
Angular range angular_range— – 0.2650 −1
Current regularization parameter α current_alpha0.0002
Highest regularization parameter α highest_alpha26990000.0000
Real-space data points n_real_points54
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.977; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.986; Smooth: 0.918

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (7)

7. Fold Classification (SCOP + CATH) 8 domains

SCOP 2.08 (4 domains)

Domain ID domain_idd1bxha_
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.29.1.1 — Legume lectins
Domain ID domain_idd1bxhb_
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.29.1.1 — Legume lectins
Domain ID domain_idd1bxhc_
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.29.1.1 — Legume lectins
Domain ID domain_idd1bxhd_
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.29.1.1 — Legume lectins

CATH v4.4 (4 domains)

Domain ID domain_id1bxhA00
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology120 — Jelly Rolls
Homologous superfamily homologous superfamily200
Domain ID domain_id1bxhB00
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology120 — Jelly Rolls
Homologous superfamily homologous superfamily200
Domain ID domain_id1bxhC00
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology120 — Jelly Rolls
Homologous superfamily homologous superfamily200
Domain ID domain_id1bxhD00
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology120 — Jelly Rolls
Homologous superfamily homologous superfamily200

8. Citations (3)

9. Files and Curves (10)