article 38 mutant protein priority journal 34 nonhuman 28 controlled study 24 Animals 18 unclassified drug 16 Humans 14 animal cell 14 gene mutation 12 human 12 Mice 10 protein function 10 Cell Line, Tumor 8 DNA-Binding Proteins 8 Models, Molecular 8 Molecular Sequence Data 8 enzyme activity 8 female 8 human cell 8 mouse 8 protein analysis 8 protein domain 8 protein expression 8 protein protein interaction 8 Amino Acid Sequence 6 Breast Neoplasms 6 Female 6 Progestins 6 Receptors, Progesterone 6