TABLE 1.

Observed and expected frequencies of cross-bridge spacings

	11 subunits		13 subunits		15 subunits		17 subunits
Spacing Raft	Observed	Expected	Observed	Expected	Observed	Expected	Observed	Expected	Totals
6758	2	3.68	21	17.48	7	6.03	1	3.82	31
6765	1	6.06	42	28.75	8	9.91	0	6.28	51
6820a	1	4.87	24	23.11	8	7.97	8	5.05	41
6848	6	5.46	24	25.93	10	8.94	6	5.66	46
6834	7	4.4	18	20.86	7	7.19	5	4.56	37
7594a	1	3.21	21	15.22	3	5.25	2	3.32	27
7594b	3	3.21	15	15.22	7	5.25	2	3.32	27
7604a	4	3.21	17	15.22	4	5.25	2	3.32	27
7606a	9	5.82	22	27.62	10	9.52	8	6.03	49
7606c	21	15.1	57	71.59	26	24.7	23	15.64	127
Totals	55		261		90		57		463