PTM:N-glycosylated.,similarity:To the N-terminal section of DKK-3.,
Secreted . Cytoplasmic vesicle, secretory vesicle, acrosome . Localized specifically to the crescent shaped acrosome at the apex of the sperm head. .
More highly expressed in adult testis than in fetal testis. Exclusively expressed in the testis (at protein level). Intense expression in stages II, III and IV of spermatogenesis, whereas expression is lower in stage I.
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