You will be shown biomedical passages and your task is to the answer the provided question. Provide a concise and accurate response and do not include any additional text in the response other than the answer.

Question: Where in the cell does the proteins S100A4 and p53 interact ?

Context: S100A4 interacts with p53 in the nucleus
we show that endogenous S100A4 and p53 interact in complex samples
using proximity ligation assay, we show that the interaction takes place in the cell nucleus.
Coexpression and nuclear colocalization of metastasis-promoting protein S100A4 and p53 without mutual regulation in colorectal carcinoma.
nucleus