4AKB

Structure of Galactose Binding lectin from Champedak (CGB) with Galactose

• PDB DOI: https://doi.org/10.2210/pdb4AKB/pdb

• Classification: SUGAR BINDING PROTEIN
• Organism(s): Artocarpus integer
• Mutation(s): No 


• Deposited: 2012-02-22 Released: 2013-02-27 
• Deposition Author(s): Gabrielsen, M., Abdul-Rahman, P.S., Othman, S., Hashim, O.H., Cogdell, R.J.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.95 Å
• R-Value Free: 0.197 
• R-Value Work: 0.171 
• R-Value Observed: 0.172 

Biological Assembly 1  

Global Symmetry: Dihedral - D2  (Explore in 3D)
Global Stoichiometry: Hetero 8-mer - A4B4 Pseudo Symmetry: Asymmetric - C1 
Pseudo Stoichiometry: Hetero 8-mer - A4B1C1D1E1 

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

Macromolecule Content

• Total Structure Weight: 68.11 kDa 
• Atom Count: 4,908 
• Modelled Residue Count: 594 
• Deposited Residue Count: 616 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
AGGLUTININ ALPHA CHAIN	A, C, E, G	133	Artocarpus integer	Mutation(s): 0
UniProt
Find proteins for P18670 (Artocarpus integer) Explore P18670  Go to UniProtKB:  P18670

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
AGGLUTININ BETA-4 CHAIN	B, D, F, H	21	Artocarpus integer	Mutation(s): 0
UniProt
Find proteins for Q9S8T0 (Artocarpus integer) Explore Q9S8T0  Go to UniProtKB:  Q9S8T0

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
P6G	I [auth A]	HEXAETHYLENE GLYCOL C12 H26 O7 IIRDTKBZINWQAW-UHFFFAOYSA-N
GAL	J [auth C], K [auth E], L [auth G]	beta-D-galactopyranose C6 H12 O6 WQZGKKKJIJFFOK-FPRJBGLDSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.95 Å
• R-Value Free: 0.197 
• R-Value Work: 0.171 
• R-Value Observed: 0.172 
• Space Group: P 2₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 76.286	α = 90
b = 121.03	β = 90
c = 77.638	γ = 90

Software Package:

Software Name	Purpose
BUSTER	refinement
MOSFLM	data reduction
SCALA	data scaling
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2013-02-27 
Deposition Author(s): Gabrielsen, M., Abdul-Rahman, P.S., Othman, S., Hashim, O.H., Cogdell, R.J.

Revision History  

• Version 1.0: 2013-02-27
  Type: Initial release
  
• Version 1.1: 2014-06-11
  Changes: Database references
• Version 1.2: 2014-06-18
  Changes: Database references
• Version 1.3: 2020-07-29
  Type: Remediation
  Reason: Carbohydrate remediation
  Changes: Advisory, Data collection, Derived calculations, Other, Structure summary
• Version 1.4: 2023-12-20
  Changes: Advisory, Data collection, Database references, Refinement description, Structure summary