Table 1. The total number of interruptions in each non-fibrillar collagen, together with the numbers of G1G and G4G types.

COLLAGEN	TOTAL # INTERRUPTIONS	# G1G	# G4G
Type IV a	21,23,23,27,22,25	7,3,2,4,4,4	5,2,7,5,7,2
Type VI b	2,2,2	1,0,1	0,1,0
Type VII	20	5	5
Type VIII c	8,8	8,6	0,2
Type IX d	5,5,5	2,2,2	1,0,1
Type X	8	5	3
Type XII	5	1	2
Type XIII	6	0	4
Type XIV	4	1	2
Type XV	12	1	3
Type XVI	21	7	2
Type XVII	20	2	1
Type XVIII	20	3	3
Type XIX	14	2	2
Type XX	4	0	1
Type XXI	1	0	0
Type XXII	11	5	1
Type XXIII	4	0	0
Type XXIV	2	0	0
Type XXV	5	1	2
Type XXVI	1	0	0
Type XXVII	2	0	0
Type XXVIII	16	12	4
TOTAL	354	91	67

^asix values are given for α1(IV), α2(IV), α3(IV), α4(IV), α5(IV) and α6(IV) chains respectively;

^bthree values are given for α1(VI), α2(VI) and α3(VI) chains respectively;

^cwo values are given for α1(VIII) and α2(VIIII) chains respectively;

^dthree values are given for α1(IX), α2(IX) and α3(IX) chains respectively