|EGF ↔ EGFR ↔ EGFR → SRC → BRAF → MAP2K1 → MAPK1||
EGF ↔ EGFR
EGF binds EGFR.
EGFR ↔ EGFR
EGFR bound to EGF binds EGFR bound to EGF.
EGFR → SRC
EGFR bound to EGFR phosphorylates SRC on Y419.
SRC → BRAF
Active SRC phosphorylates BRAF bound to KRAS.
BRAF → MAP2K1
Active BRAF phosphorylates MAP2K1 on S218.
MAP2K1 → MAPK1
Active MAP2K1 phosphorylates MAPK1 on Y187.