article 56 protein protein interaction priority journal 42 controlled study 40 nonhuman 40 Animals 36 Humans 32 animal cell 26 human 26 unclassified drug 26 Protein Binding 24 protein expression 24 human cell 22 protein function 22 Cell Line 20 Mice 20 mouse 20 signal transduction 16 Amino Acid Sequence 14 Molecular Sequence Data 14 Protein Structure, Tertiary 12 Transcription Factors 12 metabolism 12 nucleotide sequence 12 protein binding 12 protein domain 12 protein localization 12 Cell Line, Tumor 10 cell proliferation 10 Active Transport, Cell Nucleus 8