enzyme binding | protein binding | acrosin binding
positive regulation of acrosome reaction | developmental process involved in reproduction | cell differentiation | cellular process | multicellular organismal reproductive process | gamete generation | cell recognition | regulation of acrosome reaction | female gamete generation | germ cell development | sperm-egg recognition | reproduction | regulation of fertilization | reproductive process | binding of sperm to zona pellucida | cell-cell recognition | oogenesis | fertilization | single fertilization | egg coat formation | multicellular organism reproduction | anatomical structure development | positive regulation of fertilization | cell development | developmental process | sexual reproduction | multicellular organismal process
intracellular membrane-bounded organelle | extracellular matrix | organelle membrane | nuclear membrane | cell | nuclear lumen | intracellular organelle | endomembrane system | nucleoplasm | nuclear envelope | extracellular region | membrane-bounded organelle | nucleus | organelle | membrane-enclosed lumen | intracellular | membrane