Structure of PDB 1hgg Chain A Binding Site BS01

Receptor Information

>1hgg Chain A (length=328) Species: 132504 (Influenza A virus (A/X-31(H3N2)))

QDLPGNDNSTATLCLGHHAVPNGTLVKTITDDQIEVTNATELVQSSSTGK
ICNNPHRILDGIDCTLIDALLGDPHCDVFQNETWDLFVERSKAFSNCYPY
DVPDYASLRSLVASSGTLEFITEGFTWTGVTQNGGSNACKRGPGSGFFSR
LNWLTKSGSTYPVLNVTMPNNDNFDKLYIWGIHHPSTNQEQTSLYVQASG
RVTVSTRRSQQTIIPNIGSRPWVRGLSSRISIYWTIVKPGDVLVINSNGN
LIAPRGYFKMRTGKSSIMRSDAPIDTCISECITPNGSIPNDKPFQNVNKI
TYGACPKYVKQNTLKLATGMRNVPEKQT

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: 1hgg Chain H Residue 2

Receptor-Ligand Complex Structure

Structure summary

• PDB: 1hgg Binding of influenza virus hemagglutinin to analogs of its cell-surface receptor, sialic acid: analysis by proton nuclear magnetic resonance spectroscopy and X-ray crystallography.
• Resolution: 2.9 Å
• Binding residue (original residue number in PDB): W222 G225
• Binding residue (residue number reindexed from 1): W222 G225
• Annotation score: 4

Gene Ontology

Molecular Function

• GO:0046789 host cell surface receptor binding

Biological Process

• GO:0019064 fusion of virus membrane with host plasma membrane

Cellular Component

• GO:0019031 viral envelope

External links

• PDB: RCSB:1hgg, PDBe:1hgg, PDBj:1hgg
• PDBsum: 1hgg
• PubMed: 1327122
• UniProt: P03437|HEMA_I68A0 Hemagglutinin (Gene Name=HA)