7LTA

Galectin-1 in complex with Trehalose

• PDB DOI: https://doi.org/10.2210/pdb7LTA/pdb

• Classification: CARBOHYDRATE-BINDING PROTEIN
• Organism(s): Homo sapiens
• Expression System: Escherichia phage EcSzw-2
• Mutation(s): No 


• Deposited: 2021-02-19 Released: 2022-02-23 
• Deposition Author(s): Grimm, C., Bechold, J., Seibel, J.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.53 Å
• R-Value Free: 0.247 
• R-Value Work: 0.213 
• R-Value Observed: 0.215 

Starting Model: experimental

Literature

Galectin-1 in complex with Trehalose

Grimm, C., Bechold, J., Seibel, J.

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.

Macromolecule Content

• Total Structure Weight: 30.48 kDa 
• Atom Count: 2,372 
• Modelled Residue Count: 266 
• Deposited Residue Count: 266 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Galectin-1	A, B	133	Homo sapiens	Mutation(s): 0  Gene Names: LGALS1
UniProt & NIH Common Fund Data Resources
Find proteins for P09382 (Homo sapiens) Explore P09382  Go to UniProtKB:  P09382
PHAROS:  P09382 GTEx:  ENSG00000100097

Oligosaccharides

Help

Entity ID: 2
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
alpha-D-glucopyranose-(1-1)-alpha-D-glucopyranose	C [auth E]	2		N/A
Glycosylation Resources
GlyTouCan:  G92130SN GlyCosmos:  G92130SN

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
DMS	D [auth A], E [auth B], F [auth B], G [auth B], H [auth B], I [auth B], J [auth B], K [auth B]	DIMETHYL SULFOXIDE C2 H6 O S IAZDPXIOMUYVGZ-UHFFFAOYSA-N

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
CME	A, B	L-PEPTIDE LINKING	C5 H11 N O3 S2		CYS

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.53 Å
• R-Value Free: 0.247 
• R-Value Work: 0.213 
• R-Value Observed: 0.215 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 42.788	α = 90
b = 58.09	β = 90
c = 112.467	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
XDS	data reduction
XDS	data scaling
PHENIX	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2022-02-23 
Deposition Author(s): Grimm, C., Bechold, J., Seibel, J.

Revision History  

• Version 1.0: 2022-02-23
  Type: Initial release
  
• Version 1.1: 2023-10-18
  Changes: Data collection, Refinement description
• Version 1.2: 2024-10-09
  Changes: Structure summary