title: Crystallization and peptide maps of neuraminidase "heads" from H2N2 and H3N2 influenza virus strains.
mesh_terms: D003460:Crystallization; D053121:Influenza A Virus, H2N2 Subtype; D053122:Influenza A Virus, H3N2 Subtype; D009980:Influenza A virus / Q000201:enzymology*; D009439:Neuraminidase / Q000032:analysis* / Q000302:isolation & purification; D010455:Peptides / Q000032:analysis; D011995:Recombination, Genetic; D013045:Species Specificity; D014764:Viral Proteins / Q000032:analysis
chemical_list: D010455:Peptides; D014764:Viral Proteins; D009439:Neuraminidase