Table 1.

Summary of FRAP data for different Z-band proteins in mature Z-bands

Z-band proteins	MW (kD)	M (fast) (%)	K (fast) (s−1)	T1/2 (fast) (s)	M (slow) (%)	K (slow) (s−1)	T1/2 (slow) (s)	M (total) (%)
Myotilin	57	55 ± 10	0.026 ± 0.009	30 ± 14	45 ± 13	0.0036 ± 0.0006	197 ± 45	100 ± 4
Cypher-1s	76	68 ± 8	0.042 ± 0.012	18 ± 5	30 ± 7	0.0022 ± 0.0008	342 ± 123	98 ± 6
FATZ	32	34 ± 12	0.014 ± 0.004	51 ± 13	45 ± 12	0.0025 ± 0.0007	298 ± 99	79 ± 4
Cypher-2s	31	26 ± 6	0.021 ± 0.011	39 ± 14	43 ± 10	0.0021 ± 0.0006	357 ± 102	69 ± 10
α-Actinin	104	21 ± 8	0.012 ± 0.002	61 ± 11	46 ± 5	0.001 ± 0.0002	721 ± 127	68 ± 10
Actin	42	23 ± 7	0.028 ± 0.004	25 ± 4	34 ± 9	0.0016 ± 0.0002	453 ± 63	57 ± 9
Telethonin	19	18 ± 7	0.033 ± 0.008	22 ± 6	16 ± 3	0.0023 ± 0.0006	330 ± 96	33 ± 8