Ligand recognition Computer simulation 4 Distal residues 4 Exogenous ligand binding 4 H-bond 4 Ligand affinity 4 Molecular dynamics simulation 4 Resonance Raman 4 Spectroscopy 4 Truncated haemoglobins 4 chemistry 4 Actinobacteria 2 Aromatic clusters 2 Aromatic compounds 2 Aromatic molecules 2 Aromatic residues 2 Aromatic-aromatic interactions 2 Aromatization 2 Bacterial Proteins 2 Benzene 2 Calmodulin 2 Catalytic Domain 2 Computer Simulation 2 Dimerization 2 Dimers 2 Hemoglobins 2 Higher order 2 Hydrocarbons, Aromatic 2 In-vacuum 2 Ligand binding 2