2E51
Crystal structure of basic winged bean lectin in complex with A blood group disaccharide
- PDB DOI: https://doi.org/10.2210/pdb2E51/pdb
- Classification: SUGAR BINDING PROTEIN
- Organism(s): Psophocarpus tetragonolobus
- Mutation(s): No 
- Deposited: 2006-12-18 Released: 2007-06-26 
Experimental Data Snapshot
- Method: X-RAY DIFFRACTION
- Resolution: 2.50 Å
- R-Value Free: 0.228 
- R-Value Work: 0.192 
- R-Value Observed: 0.192 
wwPDB Validation   3D Report Full Report
This is version 2.1 of the entry. See complete history. 
Macromolecules
Find similar proteins by:
(by identity cutoff) | 3D Structure
Entity ID: 1 | |||||
---|---|---|---|---|---|
Molecule | Chains | Sequence Length | Organism | Details | Image |
Basic agglutinin | 241 | Psophocarpus tetragonolobus | Mutation(s): 0  | ||
UniProt | |||||
Find proteins for O24313 (Psophocarpus tetragonolobus) Explore O24313  Go to UniProtKB:  O24313 | |||||
Entity Groups   | |||||
Sequence Clusters | 30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity | ||||
UniProt Group | O24313 | ||||
Sequence AnnotationsExpand | |||||
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Oligosaccharides
Entity ID: 2 | |||||
---|---|---|---|---|---|
Molecule | Chains | Length | 2D Diagram | Glycosylation | 3D Interactions |
2-acetamido-2-deoxy-alpha-D-galactopyranose-(1-3)-alpha-D-galactopyranose | E, H, K, N | 2 | N/A | ||
Glycosylation Resources | |||||
GlyTouCan:  G02273DT GlyCosmos:  G02273DT GlyGen:  G02273DT |
Entity ID: 3 | |||||
---|---|---|---|---|---|
Molecule | Chains | Length | 2D Diagram | Glycosylation | 3D Interactions |
alpha-L-fucopyranose-(1-3)-[2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)]2-acetamido-2-deoxy-beta-D-glucopyranose | F, G, I, J, O F, G, I, J, O, P | 3 | N-Glycosylation | ||
Glycosylation Resources | |||||
GlyTouCan:  G11971MR GlyCosmos:  G11971MR GlyGen:  G11971MR |
Entity ID: 4 | |||||
---|---|---|---|---|---|
Molecule | Chains | Length | 2D Diagram | Glycosylation | 3D Interactions |
beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-3)]2-acetamido-2-deoxy-beta-D-glucopyranose | L | 4 | N-Glycosylation | ||
Glycosylation Resources | |||||
GlyTouCan:  G18638YB GlyCosmos:  G18638YB GlyGen:  G18638YB |
Small Molecules
Ligands 2 Unique | |||||
---|---|---|---|---|---|
ID | Chains | Name / Formula / InChI Key | 2D Diagram | 3D Interactions | |
MN Query on MN | Q [auth A], S [auth B], U [auth C], W [auth D] | MANGANESE (II) ION Mn WAEMQWOKJMHJLA-UHFFFAOYSA-N | |||
CA Query on CA | R [auth A], T [auth B], V [auth C], X [auth D] | CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N |
Experimental Data & Validation
Experimental Data
- Method: X-RAY DIFFRACTION
- Resolution: 2.50 Å
- R-Value Free: 0.228 
- R-Value Work: 0.192 
- R-Value Observed: 0.192 
- Space Group: P 21 21 2
Unit Cell:
Length ( Å ) | Angle ( ˚ ) |
---|---|
a = 157.665 | α = 90 |
b = 91.112 | β = 90 |
c = 73.617 | γ = 90 |
Software Name | Purpose |
---|---|
CNS | refinement |
MAR345dtb | data collection |
DENZO | data reduction |
SCALEPACK | data scaling |
CNS | phasing |
Entry History 
Deposition Data
- Released Date: 2007-06-26  Deposition Author(s): Kulkarni, K.A., Katiyar, S., Surolia, A., Vijayan, M., Suguna, K.
Revision History (Full details and data files)
- Version 1.0: 2007-06-26
Type: Initial release - Version 1.1: 2008-04-30
Changes: Version format compliance - Version 1.2: 2011-07-13
Changes: Non-polymer description, Version format compliance - Version 2.0: 2020-07-29
Type: Remediation
Reason: Carbohydrate remediation
Changes: Atomic model, Data collection, Derived calculations, Structure summary - Version 2.1: 2023-10-25
Changes: Data collection, Database references, Refinement description, Structure summary