Agammaglobulinaemia Tyrosine Kinase|Allosteric Regulation|Allosteric Site|Amino Acid Sequence|Conserved Sequence|Enzyme Activation|Models, Chemical|Molecular Dynamics Simulation|Molecular Sequence Data|Motion|Protein Binding|Protein Conformation|Protein Structure, Tertiary|Protein-Tyrosine Kinases|Structure-Activity Relationship|Tryptophan