Assertion: fibril's structure | /r/HasProperty | due
Facets:
value: to post-translational modifications
type: CAUSE
value: to non-collagenic material
type: CAUSE
Source sentences:
text: However, it did not show the minor ridges observed in the gap zone (X 1 and Y 1 ), thus suggesting that these structures, although consistently present in collagen fibrils, may in fact be due to post-translational modifications or to non-collagenic material adhering to the fibril.