Protein classification.

<p>The functional classifications of the identified proteins.a: Cell cycle: 3%; b: chaperone/stress response: 9%; c: cytoskeleton/ cell mobility: 15%; d: DNA replication/gene regulation/cell proliferation: 12%; e: ion channels: 2%; f: membrane proteins: 4%; g: metabolic enzyme: 16%; h: protection and detoxification: 6%; i: protein synthesis and degradation: 8%; j: signal transduction: 8%; k: transport/binding proteins: 6%; l: intermediate filaments: 15%; and m: unannotated/ function inferred: 4%.