Structure of PDB 6c0m Chain A Binding Site BS01

Receptor Information

>6c0m Chain A (length=431) Species: 11216 (Human respirovirus 3)

ITHDVGIKPLNPDDFWRCTSGLPSLMKTPKIRLMPGPGLLAMPTTVDGCV
RTPSLVINDLIYAYTSNLITRGCQDIGKSYQVLQIGIITVNSDLVPDLNP
RISHTFNINDNRKSCSLALLNTDVYQLCSTPKVDERSDYASSGIEDIVLD
IVNHDGSISTTRFKNNNISFDQPYAALYPSVGPGIYYKGKIIFLGYGGLE
HPINENAICNTTGCPGKTQRDCNQASHSPWFSDRRMVNSIIVVDKGLNSI
PKLKVWTISMRQNYWGSEGRLLLLGNKIYIYTRSTSWHSKLQLGIIDITD
YSDIRIKWTWHNVLSRPGNNECPWGHSCPDGCITGVYTDAYPLNPTGSIV
SSVILDSQKSRVNPVITYSTATERVNELAIRNKTLSAGYTTTSCITHYNK
GYCFHIVEINHKSLDTFQPMLFKTEIPKSCS

Ligand information

• Ligand ID: CA
• InChI: InChI=1S/Ca/q+2
• InChIKey: BHPQYMZQTOCNFJ-UHFFFAOYSA-N
• SMILES:
  CACTVS 3.341: [Ca++]
  ACDLabs 10.04
  OpenEye OEToolkits 1.5.0: [Ca+2]
• Formula: Ca
• Name: CALCIUM ION
• DrugBank: DB14577
• PDB chain: 6c0m Chain A Residue 601

Receptor-Ligand Complex Structure

Structure summary

• PDB: 6c0m Structural Insights into Human Parainfluenza Virus 3 Hemagglutinin-Neuraminidase Using Unsaturated 3- N-Substituted Sialic Acids as Probes.
• Resolution: 1.83 Å
• Binding residue (original residue number in PDB): D279 S282 G284 A316
• Binding residue (residue number reindexed from 1): D138 S141 G143 A175
• Annotation score: 4

Enzymatic activity

• Enzyme Commision number: 3.2.1.18: exo-alpha-sialidase.

Gene Ontology

Molecular Function

• GO:0004308 exo-alpha-sialidase activity
• GO:0046789 host cell surface receptor binding

Biological Process

• GO:0019058 viral life cycle

Cellular Component

• GO:0019031 viral envelope

External links

• PDB: RCSB:6c0m, PDBe:6c0m, PDBj:6c0m
• PDBsum: 6c0m
• PubMed: 29693380
• UniProt: G8G134