inner acrosomal membrane

id: GO:0002079
name: inner acrosomal membrane
namespace: cellular_component
type: go
obsolete: False

Description: The acrosomal membrane region that underlies the acrosomal vesicle and is located toward the sperm nucleus. This region is responsible for molecular interactions allowing the sperm to penetrate the zona pellucida and fuses with the egg plasma membrane.

Parent Functions

GO:0044425membrane part
GO:0044433cytoplasmic vesicle part