1OFS | pdb_00001ofs

Pea lectin-sucrose complex

• PDB DOI: https://doi.org/10.2210/pdb1OFS/pdb

• Classification: LECTIN
• Organism(s): Lathyrus oleraceus
• Mutation(s): No 


• Deposited: 2003-04-19 Released: 2003-06-19 
• Deposition Author(s): Shevtsov, M.B., Tsygannik, I.N.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.80 Å
• R-Value Free: 
  0.207 (Depositor) 
• R-Value Work: 
  0.166 (Depositor), 0.163 (DCC) 
• R-Value Observed: 
  0.168 (Depositor) 

Starting Model: experimental

Literature

Pea Lectin-Sucrose Complex

Shevtsov, M.B., Tsygannik, I.N.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Hetero 4-mer - A2B2 

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

Macromolecule Content 

• Total Structure Weight: 52.75 kDa 
• Atom Count: 4,035 
• Modeled Residue Count: 460 
• Deposited Residue Count: 470 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
PEA LECTIN ALPHA CHAIN	A, C	187	Lathyrus oleraceus	Mutation(s): 0
UniProt
Find proteins for P02867 (Pisum sativum) Explore P02867  Go to UniProtKB:  P02867

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
PEA LECTIN BETA CHAIN	B, D	48	Lathyrus oleraceus	Mutation(s): 0
UniProt
Find proteins for P02867 (Pisum sativum) Explore P02867  Go to UniProtKB:  P02867

Oligosaccharides

Help  

Entity ID: 3
Molecule	Chains	Length	2D Diagram	Glycosylation	D Interactions
beta-D-fructofuranose-(2-1)-alpha-D-glucopyranose	E, F	2		N/A
Glycosylation Resources
GlyTouCan: G05551OP GlyCosmos: G05551OP

Small Molecules

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

Biologically Interesting Molecules (External Reference) 

1 Unique

Entity ID: 3
ID	Chains	Name	Type/Class	2D Diagram	3D Interactions
PRD_900003	E, F	sucrose	Oligosaccharide / Nutrient

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.80 Å
• R-Value Free:  0.207 (Depositor) 
• R-Value Work:  0.166 (Depositor), 0.163 (DCC) 
• R-Value Observed: 0.168 (Depositor) 

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 49.831	α = 90
b = 60.803	β = 90
c = 136.087	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
DENZO	data reduction
SCALEPACK	data scaling
MOLREP	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2003-06-19 
Deposition Author(s): Shevtsov, M.B., Tsygannik, I.N.

Revision History  

• Version 1.0: 2003-06-19
  Type: Initial release
  
• Version 1.1: 2011-05-08
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 2.0: 2020-07-29
  Type: Remediation
  Reason: Carbohydrate remediation
  Changes: Atomic model, Data collection, Derived calculations, Non-polymer description, Other, Structure summary
• Version 2.1: 2024-05-08
  Changes: Data collection, Database references, Structure summary
• Version 2.2: 2026-03-04
  Changes: Refinement description, Structure summary