BCL2 family apoptosis regulator,bcl2-L-3,BCL2L3,bcl-2-like protein 3,bcl-2-related protein EAT/mcl1,EAT,induced myeloid leukemia cell differentiation protein Mcl-1,Mcl-1,MCL1, BCL2 family apoptosis regulator,mcl1/EAT,MCL1-ES,MCL1L,MCL1S,myeloid cell leukemia 1,myeloid cell leukemia ES,myeloid cell leukemia sequence 1 (BCL2-related),TM.
Involved in the regulation of apoptosis versus cell survival, and in the maintenance of viability but not of proliferation. Mediates its effects by interactions with a number of other regulators of apoptosis. Isoform 1 inhibits apoptosis. Isoform 2 promotes apoptosis.