3QLQ
Crystal structure of Concanavalin A bound to an octa-alpha-mannosyl-octasilsesquioxane cluster
- PDB DOI: https://doi.org/10.2210/pdb3QLQ/pdb
- Classification: SUGAR BINDING PROTEIN
- Organism(s): Canavalia cathartica
- Mutation(s): No 
- Deposited: 2011-02-03 Released: 2012-02-08 
Experimental Data Snapshot
- Method: X-RAY DIFFRACTION
- Resolution: 1.70 Å
- R-Value Free: 0.248 
- R-Value Work: 0.218 
- R-Value Observed: 0.219 
This is version 1.5 of the entry. See complete history. 
Macromolecules
Find similar proteins by:
(by identity cutoff) | 3D Structure
Entity ID: 1 | |||||
---|---|---|---|---|---|
Molecule | Chains | Sequence Length | Organism | Details | Image |
Concanavalin-A | 237 | Canavalia cathartica | Mutation(s): 0  | ||
UniProt | |||||
Find proteins for P81461 (Canavalia cathartica) Explore P81461  Go to UniProtKB:  P81461 | |||||
Entity Groups   | |||||
Sequence Clusters | 30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity | ||||
UniProt Group | P81461 | ||||
Sequence AnnotationsExpand | |||||
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Small Molecules
Ligands 3 Unique | |||||
---|---|---|---|---|---|
ID | Chains | Name / Formula / InChI Key | 2D Diagram | 3D Interactions | |
MAN Query on MAN | G [auth A], J [auth B], M [auth C], P [auth D] | alpha-D-mannopyranose C6 H12 O6 WQZGKKKJIJFFOK-PQMKYFCFSA-N | |||
MN Query on MN | F [auth A], H [auth B], K [auth C], O [auth D] | MANGANESE (II) ION Mn WAEMQWOKJMHJLA-UHFFFAOYSA-N | |||
CA Query on CA | E [auth A], I [auth B], L [auth C], N [auth D] | CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N |
Experimental Data & Validation
Experimental Data
- Method: X-RAY DIFFRACTION
- Resolution: 1.70 Å
- R-Value Free: 0.248 
- R-Value Work: 0.218 
- R-Value Observed: 0.219 
- Space Group: P 1 21 1
Unit Cell:
Length ( Å ) | Angle ( ˚ ) |
---|---|
a = 59.89 | α = 90 |
b = 63.68 | β = 93.23 |
c = 125.8 | γ = 90 |
Software Name | Purpose |
---|---|
Blu-Ice | data collection |
PHASER | phasing |
REFMAC | refinement |
MOSFLM | data reduction |
SCALA | data scaling |
Entry History 
Deposition Data
- Released Date: 2012-02-08  Deposition Author(s): Sundberg, E.J., Bonsor, D.A., Trastoy, B., Chiara, J.L.
Revision History (Full details and data files)
- Version 1.0: 2012-02-08
Type: Initial release - Version 1.1: 2012-08-22
Changes: Database references - Version 1.2: 2017-11-08
Changes: Refinement description - Version 1.3: 2018-01-24
Changes: Structure summary - Version 1.4: 2020-07-29
Type: Remediation
Reason: Carbohydrate remediation
Changes: Data collection, Database references, Derived calculations, Structure summary - Version 1.5: 2023-09-13
Changes: Data collection, Database references, Refinement description, Structure summary