Table 3.

Percentages of protein secondary structure of SP with different treatments.

Sample	α-helix	β-sheet	β-turn	Random coil
D-SP	30.59 ± 0.30e	24.28 ± 0.20c	16.76 ± 0.04a	28.37 ± 0.20f
D-SP-PC	29.40 ± 0.20 f	28.07 ± 0.08a	10.00 ± 0.10e	32.53 ± 0.19b
U-SP	35.25 ± 0.08b	20.68 ± 0.10e	13.56 ± 0.10b	30.50 ± 0.30d
U-SP-PC	32.31 ± 0.20c	24.62 ± 0.20b	8.85 ± 0.06f	34.23 ± 0.26a
H-SP	38.64 ± 0.06a	21.59 ± 0.16d	10.70 ± 0.05d	29.07 ± 0.18e
H-SP-PC	31.34 ± 0.10d	24.88 ± 0.03b	12.41 ± 0.08c	31.37 ± 0.08c

Different letters^{(a, b, c, d, e, f)} in the same column indicate significant differences (P < 0.05).