hybrid protein article 58 Recombinant Fusion Proteins 50 metabolism 42 priority journal 38 genetics 32 nonhuman 32 controlled study 30 Animals 26 human 26 Humans 22 unclassified drug 22 animal 20 human cell 20 Molecular Sequence Data 16 chemistry 16 glutathione transferase 16 nucleotide sequence 16 Amino Acid Sequence 14 Phosphorylation 14 fluorescence 14 mouse 14 physiology 14 signal transduction 14 Escherichia coli 12 Proteins 12 Signal Transduction 12 amino acid sequence 12 animal cell 12 fluorescence microscopy 12