Table 3.
Analysis of distribution of somatic mutations in different antibodies using the modified method
R/S in FR | R/S in CDR | ||||||||
---|---|---|---|---|---|---|---|---|---|
Clone | Chain | Expected | Observed | P for FR | Selection against R in FR | Expected | Observed | P for CDR | Selection for R in CDR |
5S | VL | 5·71/1·93 | 3/1 | 0·058 | No | 2·61/0·75 | 4/3 | 0·173 | No |
VH | 10·44/3·54 | 9/3 | 0·257 | No | 3·89/1·13 | 4/3 | 0·457 | No | |
5C3 | VL | 4·89/1·56 | 4/4 | 0·284 | No | 1·99/0·56 | 1/0 | 0·759 | No |
VH | 6·04/1·99 | 7/3 | 0·708 | No | 2·28/0·69 | 1/0 | 0·810 | No | |
H67 | VL | 1·1/0·34 | 1/0 | 0·451* | NA | 0·45/0·11 | 1/0 | 0·224* | NA |
VH | 7·31/2·32 | 2/7 | 0·002 | Yes | 2·79/0·58 | 4/0 | 0·211 | No | |
C6-9-1 | VL | 1·08/0·36 | 1/0 | 0·462* | NA | 0·45/0·11 | 1/0 | 0·226* | NA |
VH | 7·67/2·57 | 5/7 | 0·083 | No | 2·98/0·78 | 2/0 | 0·715 | No | |
T6J | VL | 1·77/0·55 | 0/1 | 0·034* | NA | 0·54/0·14 | 1/1 | 0·268* | NA |
VH | 8·68/2·75 | 4/2 | 0·012 | Yes | 3·78/0·79 | 7/3 | 0·04 | Yes | |
CL4MAb | VL | 2·36/0·73 | 0/2 | 0·014* | NA | 0·72/0·19 | 2/0 | 0·086* | NA |
VH | 11·39/3·61 | 7/2 | 0·03 | Yes | 4·96/1·04 | 10/2 | 0·009 | Yes | |
23HN | VL | 4·42/1·48 | 4/2 | 0·386 | No | 1·62/0·48 | 1/1 | 0·671 | No |
VH | 11·76/4·14 | 5/8 | 0·002 | Yes | 4·94/1·26 | 7/2 | 0·153 | No | |
SOJA | VL | 4·52/1·57 | 2/2 | 0·045 | Yes | 1·49/0·42 | 4/0 | 0·026 | Yes |
VH | 3·74/1·3 | 0/0 | 0·002 | Yes | 1·53/0·43 | 6/1 | < 0·001 | Yes | |
SOJB | VL | 8·04/2·94 | 6/2 | 0·144 | No | 2·36/0·65 | 5/1 | 0·046 | Yes |
VH | 12·03/4·18 | 9/9 | 0·102 | No | 4·45/1·34 | 2/2 | 0·902 | No | |
CB STL-1 | VL | 12·5/4·48 | 10/6 | 0·147 | No | 3·88/4·48 | 6/0 | 0·127 | No |
VH | 18·04/6·08 | 13/8 | 0·044 | Yes | 8·05/1·83 | 9/4 | 0·343 | No | |
1F6 | VL | 1·07/0·35 | 1/0 | 0·467* | NA | 0·45/0·13 | 0/1 | 0·700* | NA |
VH | 4·39/1·4 | 2/5 | 0·054 | No | 1·81/0·4 | 1/0 | 0·719 | No | |
78·2 | VL | 0/0 | 0/0 | – | NA | 0/0 | 0/0 | – | NA |
VH | 5·91/2·08 | 1/2 | 0·002 | Yes | 2·44/0·57 | 6/2 | 0·012 | Yes | |
MAR | VL | 9·95/3·43 | 9/5 | 0·329 | No | 3·45/1·17 | 4/0 | 0·358 | No |
PAP | VL | 11·47/3·99 | 7/4 | 0·025 | Yes | 3·52/1·02 | 9/0 | 0·003 | Yes |
U86366 | VH | 9·21/3·19 | 8/7 | 0·296 | No | 5·31/1·29 | 2/2 | 0·958 | No |
AF004935 | VH | 8·8/2·65 | 5/3 | 0·036 | Yes | 4·33/1·22 | 9/0 | 0·009 | Yes |
P-values = 0·05 are shown in bold type.
Cases where the total number of mutations is very low (≤4). Inferences drawn from the statistics are given as yes/no. NA = not applicable.