4I30

Crystal structure of Canavalia maritima seeds lectin (ConM) co-crystalized with gamma-aminobutyric acid (GABA) and soaked with adenine

• PDB DOI: https://doi.org/10.2210/pdb4I30/pdb
• Entry: 4I30 supersedes: 3S0S

• Classification: SUGAR BINDING PROTEIN
• Organism(s): Canavalia lineata
• Mutation(s): No 


• Deposited: 2012-11-23 Released: 2012-12-12 
• Deposition Author(s): Delatorre, P., Silva-Filho, J.C., Nobrega, R.B., Gadelha, C.A.A., Cavada, B.S., Rocha, B.A.M., Santi-Gadelha, T., Teixeira, C.S.

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.89 Å
• R-Value Free: 0.264 
• R-Value Work: 0.222 
• R-Value Observed: 0.224 

Literature

Crystal structure of Canavalia maritima seeds lectin (ConM) co-crystalized with gamma-aminobutyric acid (GABA) and soaked with adenine

Delatorre, P., Silva-Filho, J.C., Nobrega, R.B., Gadelha, C.A.A., Cavada, B.S., Rocha, B.A.M., Santi-Gadelha, T., Teixeira, C.S.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 25.83 kDa 
• Atom Count: 1,867 
• Modelled Residue Count: 232 
• Deposited Residue Count: 237 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Concanavalin-A	A	237	Canavalia lineata	Mutation(s): 0
UniProt
Find proteins for P81460 (Canavalia lineata) Explore P81460  Go to UniProtKB:  P81460

Small Molecules

Ligands 4 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
ADE	E [auth A]	ADENINE C5 H5 N5 GFFGJBXGBJISGV-UHFFFAOYSA-N
ABU	D [auth A]	GAMMA-AMINO-BUTANOIC ACID C4 H9 N O2 BTCSSZJGUNDROE-UHFFFAOYSA-N
MN	C [auth A]	MANGANESE (II) ION Mn WAEMQWOKJMHJLA-UHFFFAOYSA-N
CA	B [auth A]	CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.89 Å
• R-Value Free: 0.264 
• R-Value Work: 0.222 
• R-Value Observed: 0.224 
• Space Group: I 2 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 66.99	α = 90
b = 70.41	β = 90
c = 97.05	γ = 90

Software Package:

Software Name	Purpose
MOSFLM	data reduction
MOLREP	phasing
REFMAC	refinement
SCALA	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2012-12-12 
Deposition Author(s): Delatorre, P., Silva-Filho, J.C., Nobrega, R.B., Gadelha, C.A.A., Cavada, B.S., Rocha, B.A.M., Santi-Gadelha, T., Teixeira, C.S.
• This entry supersedes: 3S0S

Revision History  

• Version 1.0: 2012-12-12
  Type: Initial release
  
• Version 2.0: 2023-11-15
  Changes: Atomic model, Data collection, Database references, Derived calculations