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Photomicrographs of crystals of the Ca2+-independent (lpAFP) and Ca2+-dependent (jsAFP) species of the type II AFP. (a) A crystal of lpAFP with dimensions 0.5 × 0.2 × 0.15 mm. (b) A crystal of jsAFP in the Ca2+-free state with dimensions 0.15 × 0.1 × 0.1 mm.
