Enables heparin binding activity; identical protein binding activity; and protein kinase C binding activity. Involved in positive regulation of apoptotic process; positive regulation of ossification; and regulation of osteoblast differentiation. Located in cytoplasm and extracellular space. Used to study craniosynostosis. Orthologous to human NELL1 (neural EGFL like 1). [provided by Alliance of Genome Resources, Apr 2022]