4OEI | pdb_00004oei

Crystal structure of plant lectin from Cicer arietinum at 2.6 angstrom resolution

• PDB DOI: https://doi.org/10.2210/pdb4OEI/pdb

• Classification: METAL BINDING PROTEIN
• Organism(s): Cicer arietinum
• Mutation(s): No 


• Deposited: 2014-01-13 Released: 2014-02-05 
• Deposition Author(s): Kumar, S., Dube, D., Bhushan, A., Dey, S., Sharma, S., Singh, T.P.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.60 Å
• R-Value Free: 
  0.248 (Depositor), 0.263 (DCC) 
• R-Value Work: 
  0.214 (Depositor), 0.209 (DCC) 
• R-Value Observed: 
  0.214 (Depositor) 

Starting Model: experimental

Literature

Crystal structure of plant lectin from Cicer arietinum at 2.6 angstrom resolution

Kumar, S., Dube, D., Bhushan, A., Dey, S., Sharma, S., Singh, T.P.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 1 assigned by authors.

Biological Assembly 2  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 2 generated by PISA (software)

Biological Assembly 3  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 3 generated by PISA (software)

Macromolecule Content 

• Total Structure Weight: 51.04 kDa 
• Atom Count: 3,835 
• Modeled Residue Count: 448 
• Deposited Residue Count: 448 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Lectin	A, B	224	Cicer arietinum	Mutation(s): 0
UniProt
Find proteins for G1K3R9 (Cicer arietinum) Explore G1K3R9  Go to UniProtKB:  G1K3R9

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
SO4	C [auth A], E [auth B]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L
MG	D [auth A], F [auth B]	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.60 Å
• R-Value Free:  0.248 (Depositor), 0.263 (DCC) 
• R-Value Work:  0.214 (Depositor), 0.209 (DCC) 
• R-Value Observed: 0.214 (Depositor) 

Space Group: P 3

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 80.6	α = 90
b = 80.6	β = 90
c = 69.2	γ = 120

Software Package:

Software Name	Purpose
HKL-2000	data collection
AMoRE	phasing
CNS	refinement
HKL-2000	data reduction
HKL-2000	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2014-02-05 
Deposition Author(s): Kumar, S., Dube, D., Bhushan, A., Dey, S., Sharma, S., Singh, T.P.

Revision History  

• Version 1.0: 2014-02-05
  Type: Initial release
  
• Version 1.1: 2023-09-20
  Changes: Data collection, Database references, Derived calculations, Refinement description