human protein function Humans 274 priority journal 236 nonhuman 200 protein expression 198 Animals 188 article 184 controlled study 182 human cell 154 unclassified drug 152 metabolism 122 signal transduction 120 animal 90 animal cell 76 genetics 76 mouse 74 protein protein interaction 70 Mice 68 Signal Transduction 68 Female 62 protein localization 62 Article 60 cell proliferation 60 female 54 Cell Line 52 messenger RNA 52 protein analysis 50 protein binding 50 review 50