1NLS

CONCANAVALIN A AND ITS BOUND SOLVENT AT 0.94A RESOLUTION

• PDB DOI: https://doi.org/10.2210/pdb1NLS/pdb

• Classification: AGGLUTININ
• Organism(s): Canavalia ensiformis
• Mutation(s): No 


• Deposited: 1997-01-28 Released: 1997-11-26 
• Deposition Author(s): Deacon, A.M., Gleichmann, T., Helliwell, J.R., Kalb(Gilboa), A.J.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 0.94 Å
• R-Value Free: 0.154 
• R-Value Observed: 0.127 

Literature

The Structure of Concanavalin a and its Bound Solvent Determined with Small-Molecule Accuracy at 0.94 A Resolution

Deacon, A., Gleichmann, T., Kalb(Gilboa), A.J., Price, H., Raftery, J., Bradbrook, G., Yariv, J., Helliwell, J.R.

(1997) J Chem Soc Faraday Trans 93: 4305

Biological Assembly 1  

Global Symmetry: Dihedral - D2  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 25.72 kDa 
• Atom Count: 2,193 
• Modelled Residue Count: 237 
• Deposited Residue Count: 237 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
CONCANAVALIN A	A	237	Canavalia ensiformis	Mutation(s): 0
UniProt
Find proteins for P02866 (Canavalia ensiformis) Explore P02866  Go to UniProtKB:  P02866

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
MN	B [auth A]	MANGANESE (II) ION Mn WAEMQWOKJMHJLA-UHFFFAOYSA-N
CA	C [auth A]	CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 0.94 Å
• R-Value Free: 0.154 
• R-Value Observed: 0.127 
• Space Group: I 2 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 89.55	α = 90
b = 86.46	β = 90
c = 62.11	γ = 90

Software Package:

Software Name	Purpose
SHELXL-97	model building
SHELXL-97	refinement
DENZO	data reduction
SCALEPACK	data scaling
SHELXL-97	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 1997-11-26 
Deposition Author(s): Deacon, A.M., Gleichmann, T., Helliwell, J.R., Kalb(Gilboa), A.J.

Revision History  

• Version 1.0: 1997-11-26
  Type: Initial release
  
• Version 1.1: 2008-03-24
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2024-02-14
  Changes: Data collection, Database references, Derived calculations, Other