Structure of PDB 1ugw Chain G Binding Site BS04

Receptor Information

>1ugw Chain G (length=133) Species: 3490 (Artocarpus integer)

GKAFDDGAFTGIREINLSYNKETAIGDFQVVYDLNGSPYVGQNHVSFITG
FTPVKISLDFPSEYIMEVSGYTGNVSGYVVVRSLTFKTNKKTYGPYGVTS
GTPFNLPIENGLIVGFKGSIGYWLDYFSMYLSL

Ligand information

• Ligand ID: GAL
• InChI: InChI=1S/C6H12O6/c7-1-2-3(8)4(9)5(10)6(11)12-2/h2-11H,1H2/t2-,3+,4+,5-,6-/m1/s1
• InChIKey: WQZGKKKJIJFFOK-FPRJBGLDSA-N
• SMILES:
  CACTVS 3.370: OC[C@H]1O[C@@H](O)[C@H](O)[C@@H](O)[C@H]1O
  OpenEye OEToolkits 1.7.2: C(C1C(C(C(C(O1)O)O)O)O)O
  CACTVS 3.370: OC[CH]1O[CH](O)[CH](O)[CH](O)[CH]1O
  ACDLabs 12.01: OC1C(O)C(OC(O)C1O)CO
  OpenEye OEToolkits 1.7.2: C([C@@H]1[C@@H]([C@@H]([C@H]([C@@H](O1)O)O)O)O)O
• Formula: C6 H12 O6
• Name: beta-D-galactopyranose;
  beta-D-galactose;
  D-galactose;
  galactose
• ChEMBL: CHEMBL300520
• ZINC: ZINC000002597049
• PDB chain: 1ugw Chain G Residue 3200

Receptor-Ligand Complex Structure

Structure summary

• PDB: 1ugw Structural Basis of the Carbohydrate Specificities of Jacalin: An X-ray and Modeling Study
• Resolution: 1.7 Å
• Binding residue (original residue number in PDB): G1 Y78 G121 Y122 W123 D125
• Binding residue (residue number reindexed from 1): G1 Y78 G121 Y122 W123 D125
• Annotation score: 4
• Binding affinity: MOAD: Ka=1220M^-1

Gene Ontology

Molecular Function

• GO:0019862 IgA binding
• GO:0030246 carbohydrate binding

Biological Process

• GO:0008150 biological_process

Cellular Component

• GO:0005575 cellular_component

External links

• PDB: RCSB:1ugw, PDBe:1ugw, PDBj:1ugw
• PDBsum: 1ugw
• PubMed: 12946359
• UniProt: P18670|LECA_ARTIN Agglutinin alpha chain