In this task, you are given a sentence. You are expected to recognize the name of gene or protein. Although there might be several correct answers, you need to write one of them.

Nobiletin attenuates metastasis via both ERK and PI3K/Akt pathways in HGF-treated liver cancer HepG2 cells.
ERK

Benzenesulfonamides: a unique class of chemokine receptor type 4 inhibitors.
chemokine receptor type 4

Activation of the anti-cancer agent upamostat by the mARC enzyme system.

mARC