Mitogen-activated protein kinase kinase kinase kinase (MAP4K) is a family of proteins involved in cellular signal transduction.
* MAP4K1 (aka HPK1)
* MAP4K2 (aka GCK)
* MAP4K3 (aka GLK)
* MAP4K4 (aka HGK)
* MAP4K5 (aka KHS)
* MAP4K6 (aka MINK)