title: Physical behavior of pneumolysin.
abstract: Pneumolysin behaved as an acidic protein having an isoelectric pH of 4.9, a molecular weight of approximately 63,000, and a sedimentation coefficient of approximately 4.3.
mesh_terms: D001426:Bacterial Proteins; D002499:Centrifugation, Density Gradient; D002850:Chromatography, Gel; D006461:Hemolysis; D006863:Hydrogen-Ion Concentration; D008970:Molecular Weight; D013296:Streptococcus pneumoniae
chemical_list: D001426:Bacterial Proteins