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Crystal structure of human galectin-9 C-terminal CRD in complex with N-acetyllactosamine
Biology and Chemistry Report
3NV2
  •   Structure Details   Hide

    Structure Keywords

    Keywords Sugar Binding Protein
    Text Sugar binding, Sugar Binding Protein

    Polymeric Molecules

    Chain A
    Description Galectin 9 short isoform variant 
    Fragment C-terminal carbohydrate recognition domain, residues 186-323 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polypeptide(L) 
    Formula Weight 15730.1 
    Source Method genetically manipulated  
    Entity Name Galectin-9 

    Ligands and Prosthetic Groups

    ID Name Chemical Formula Weight Ligand Structure
    GAL  BETA-D-GALACTOSE  C6 H12 O6   180.16  View 
    NDG  2-(ACETYLAMINO)-2-DEOXY-A-D-GLUCOPYRANOSE  C8 H15 N O6   221.21  View 
    NI  NICKEL (II) ION  Ni   58.69  View 
     
  •   Protein Details   Hide

    UniProtKB Information

    Chain SWS/UNP ID SWS/UNP Accession(s)
    A LEG9_HUMAN A7VJG6     

    Keywords and Names

    Chain(s) RCSB Name UniProtKB Name UniProtKB Keywords

    C: Cellular Location | F: Molecular Function | P: Biological Process
    Chain A
    GO ID   Ontology GO Term Definition
    30246   Carbohydrate Binding  Interacting Selectively and Non Covalently with Any Carbohydrate Which Includes Monosaccharides Oligosaccharides and Polysaccharides As Well As Substances Derived From Monosaccharides by Reduction of the Carbonyl Group (alditols) by Oxidation of One or More Hydroxy Groups to Afford the Corresponding Aldehydes Ketones or Carboxylic Acids or by Replacement of One or More Hydroxy Group(s) by a Hydrogen Atom. Cyclitols Are Generally Not Regarded As Carbohydrates. 


     
  •   Gene Details   Hide

    Genetic Source

    Chain A
    Common Name Human
    Scientific Name Homo sapiens  
    Host Scientific Name Escherichia coli  
    Host Strain Bl21(de3)
    Host Vector Type Plasmid
    Host Plasmid Name pGEX-4T-2


    Single Nucleotide Polymorphisms (from LS-SNP database)

    SNP ID LsSnp Link dbSNP Link Chain PDB position Amino acid changes Secondary structure Solvent Accessibility Chromosome Chromosome position Ligand
    rs149905894 LS-SNP   dbSNP   A 190 A - > T Coil 53% (Exposed) 17 25973609
    rs61736863 LS-SNP   dbSNP   A 193 M - > I Bend 36% (Intermediate) 17 25974061
    rs138083818 LS-SNP   dbSNP   A 232 I - > V Beta Ladder 11% (Intermediate) 17 25974327
    rs147965169 LS-SNP   dbSNP   A 239 R - > H Beta Ladder 12% (Intermediate) 17 25974349 GAL,NDG
    rs149003631 LS-SNP   dbSNP   A 247 R - > H Beta Ladder 1% (Buried) 17 25974373
    rs201740196 LS-SNP   dbSNP   A 250 Q - > E Beta Ladder 15% (Intermediate) 17 25974381
    rs143800774 LS-SNP   dbSNP   A 252 D - > N Turn 53% (Exposed) 17 25974387
    rs361499 LS-SNP   dbSNP   A 258 E - > G Coil 40% (Exposed) 17 25974406 GAL,NDG
    rs151095310 LS-SNP   dbSNP   A 259 E - > K Beta 35% (Intermediate) 17 25974408
    rs142653327 LS-SNP   dbSNP   A 270 R - > H Turn 44% (Exposed) 17 25974442
    rs199922464 LS-SNP   dbSNP   A 270 R - > C Turn 44% (Exposed) 17 25974441
    rs145058566 LS-SNP   dbSNP   A 274 F - > C Beta Ladder 6% (Buried) 17 25974454
    rs138859991 LS-SNP   dbSNP   A 283 H - > R Bend 43% (Exposed) 17 25975884
    rs141993094 LS-SNP   dbSNP   A 289 V - > M Beta Ladder 1% (Buried) 17 25975901
    rs145626584 LS-SNP   dbSNP   A 291 G - > D Turn 54% (Exposed) 17 25975908
    rs200249378 LS-SNP   dbSNP   A 314 G - > V Beta Ladder 46% (Exposed) 17 25975977