Table 2.
Summary of Spi− mutations in the brain of X-ray-irradiated WT and scid mice
| Types of deletions | Position | Position | Sequence | Sequence | No. of mutants | |||
|---|---|---|---|---|---|---|---|---|
| in gam | in lambda EG10 | Change a | at junction b,c | WT | scid | WT | scid | |
| 0 Gy | 0 Gy | 10 Gy | 10 Gy | |||||
| One base pair deletions | ||||||||
| In run sequences | ||||||||
| 141–142 | GG→G | 1 | ||||||
| 188–190 | CCC→CC | 1 | ||||||
| 199–201 | AAA→AA | 1 | ||||||
| 227–231 | AAAAA→AAAA | 5d | 1 | 5d | 11d | |||
| 238–241 | CCCC→CCC | 2d | 1 | 1 | 2d | |||
| 286–289 | GGGG→GGG | 5d | 1 | 3d | 12d | |||
| 290–291 | CC→C | 1 | 1 | |||||
| 295–300 | AAAAAA→AAAAA | 6d | 3d | 15d | 9d | |||
| 316–318 | TTT→TT | 1 | ||||||
| 334–336 | TTT→TT | 2 | ||||||
| 377–378 | CC→C | 1 | ||||||
| 380–381 | TT→T | 1 | ||||||
| 387–388 | CC→C | 1 | ||||||
| 390–391 | CC→C | 1 | ||||||
| Other 1 bp deletion | ||||||||
| 131 | ttAtt→tttt | 1 | ||||||
| 175 | cacTac→cacac | 1 | ||||||
| 183 | caGct→cact | 1 | ||||||
| 203 | gAgg→ggg | 1 | ||||||
| 218 | agAcg→agcg | 1 | ||||||
| 236 | ccTgc→ccgc | 1 | ||||||
| 268 | tcGat→tcat | 1 | ||||||
| 276 | tttG→ttt | 1 | ||||||
| 277 | ttgCaac→ttgaac | 2d | ||||||
| 285 | Cgggg→gggg | 1 | ||||||
| 294 | Caaaaaa→aaaaaa | 1 | ||||||
| 301 | aaaaaaT→aaaaaa | 1 | ||||||
| 320 | tttgAt→tttgt | 1 | ||||||
| 328 | tGtt→ttt | 1 | ||||||
| 332 | gAg→gg | 1 | ||||||
| 341 | ggAg→ggg | 1 | ||||||
| 392 | ccAgg→ccgg | 1 | ||||||
| > 2 bp deletions | ||||||||
| Deleted sizes (bp) | ||||||||
| 2 | 153 → 156 | tgag tcag | 1 | |||||
| 2 | 251 → 254 | tgtt aatc | 1 | |||||
| 2 | 349 → 352 | atgg gaac | 1 | |||||
| 3 | 355 → 359 | gaac tccg | 1 | |||||
| 4 | 182–184 → 187–189 | agcaGCccgt | 1 | |||||
| 4 | 222 → 227 | cgac aaaa | 1 | |||||
| 4 | 239–240 → 244–245 | tgccCacct | 1 | |||||
| 4 | 247–249 → 251–253 | caccTgaat | 1 | |||||
| 4 | 295–300 | cagcAAtcca | 1 | |||||
| 4 | 304 → 309 | tcca ccgt | 1 | |||||
| 5 | 300–301 → 306–307 | aaaaTaccc | 2 | |||||
| 7 | 147–149 → 155–157 | tcgtCTcaga | 1 | |||||
| 7 | 349–351 → 357–359 | atggCAtccg | 1 | |||||
| 8 | 175 → 184 | cact ctcg | 1 | |||||
| 10 | 196–198 → 207–209 | gaagAGaact | 1 | |||||
| 10 | 323 → 334 | atga tttc | 1 | |||||
| 10 | 335 → 346 | agtt atgg | 1 | |||||
| 10 | 375–379 → 386–390 | tgaaACcacc | 1 | |||||
| 12 | 221–222 → 234–235 | acgaCctgc | 1 | |||||
| 12 | 313 → 326 | cgtg atgt | 1 | |||||
| 13 | 376–379 → 389–392 | gaaaCCAggtt | 1 | |||||
| 14 | 165–167 → 180–182 | ctggGcagc | 1 | |||||
| 17 | 154–155 → 172–173 | gaggCacta | 1 | |||||
| 17 | 239–240 → 257–258 | ctgcCgcta | 1 | |||||
| 17 | 251 → 269 | tgtt atca | 1 | |||||
| 19 | 212–215 → 232–235 | aactGGCctgc | 1 | |||||
| 22 | 288–289 → 311–312 | cgggGtgcg | 3 | |||||
| 26 | 268 → 285 | atcg cggg | 2d | |||||
| 28 | 307 → 336 | atta tcag | 1 | |||||
| 28 | 338 → 367 | ttca atgg | 1 | |||||
| 32 | 189–190 → 222–223 | cgccCatgg | 1 | |||||
| 34 | 346–348 → 381–383 | cgcaTGctca | 1 | |||||
| 41 | 380 → 422 | ccat aatg | 1 | |||||
| 49 | 206 → 257 (1 bp ins.) | aggc C cgct | 1 | |||||
| 67 | 246–247 → 314–315 | gcacCgttt | 1 | |||||
| 76 | 189 → 266 | cgcc tcga | 1 | |||||
| 86 | 252–253 → 339–340 | gtttGgagc | 1 | |||||
| 107 | 91–92 → 199–200 | cgatAaaga | 1 | |||||
| 124 | 208 → 333 | gcag gttt | 1 | |||||
| 127 | 273–276 → 401–404 | tcatTTGattc | 1 | |||||
| 151 | 24,867–24,870 → 25,019–25,022 | cgacACGcacg | 1 | |||||
| 432 | 24,828–24,830 → 25,261–25,263 | gagtGGgctg | 1 | |||||
| 449 | 24,683–24,684 → 25,133–25,134 | cccaCtttc | 1 | |||||
| 596 | 24,446–24,450 → 25,043–25,047 | ataTGGCcccg | 1 | |||||
| 654 | 24,719 → 25,374 | aagg tcgc | 1 | |||||
| 1248 | 24,524–24,536 → 25,767–25,779 | aatgGTTCGCGGCGGCgtg | 2 | |||||
| 1436 | 24,563 → 26,000 | caga cagt | 1 | |||||
| 1557 | 24,222 → 25,802 (22 bps ins.) | tgtc CATTCAAAACACACCACCAAAG ctcc | 1 | |||||
| 1616 | 23,938–25,555 (2 bps ins.) | aaac AG gcct | 1 | |||||
| 1856 | 23,960–23,961 → 25,817–25,818 | gaagTtggt | 1 | |||||
| 1874 | 24,161–24,162 → 26,009–26,010 | tgttTgctg | 1 | |||||
| 2124 | 23,141 → 25,266 (1 bp ins.) | tcgg A gatt | 2 | |||||
| 2388 | 23,000–23,004 → 25,389–25,393 | tgctGCGAtag | 1 | |||||
| 2388 | 24,000–24,002 → 28,232–28,234 | gggGTgtca | 1 | |||||
| 2441 | 24,034–24,035 → 26,476–26,477 | cggtGccag | 1 | |||||
| 2842 | 24,247–24,248 → 27,090–27,091 | agcGccga | 1 | |||||
| 3628 | 25,062 → 28,691 | aaa ctg | 1 | |||||
| 3701 | 24,560 → 28,262 | gatg gcac | 1 | |||||
| 3707 | 21,458–21,459 → 25,166–25,167 | attGcgcc | 1 | |||||
| 3979 | 22,200–22,204 → 26,180–26,184 | ccagTTTAtttt | 2 | |||||
| 4144 | 22,585–22,586 → 26,730–26,731 | cgttCtgcc | 1 | |||||
| 4689 | 23,611–23,612 → 28,301–28,302 | agttGcgcg | 1 | |||||
| 4698 | 24,423–24,424 → 29,122–29,123 | gaaGtgcc | 1 | |||||
| 4841 | 21,691–21,692 → 26,533–26,534 | agacAtcat | 1 | |||||
| 5037 | 21,355 → 26,393 | ctct agaa | 1 | |||||
| 5251 | 19,712–19,713 → 24,964–24,965 | caccAccat | 1 | |||||
| 5422 | 22,340 → 27,760 (3 bps ins.) | cgcc TTT caca | 1 | |||||
| 5562 | 19,997 → 25,560 | atag gatt | 1 | |||||
| 5727 | 19,335 → 25,063 | tggc tgat | 1 | |||||
| 6900 | 24,036 → 30,937 | gtga gatc | 1 | |||||
| 7303 | 23,917 → 31,221 | cttc tcgt | 1 | |||||
| 9030 | 21,854–21,857 → 30,885–30,888 | gagtACGcttt | 1 | |||||
| Insertions | ||||||||
| + 1 | 227–231 | AAAAA→AAAAAA | 1 | |||||
| + 1 | 227–231 | AAAAA→AAAAAA | 1 | |||||
| + 1 | 295–300 | AAAAAA→AAAAAAA | 4d | |||||
| + 1 | 356 | aaca→aacTa | 1 | |||||
| Complex | ||||||||
| N.D. | 23,999 → 24,381, 23,997–23,996 → 27,762–27,763 | 1 | ||||||
| N.D. | 21,108–21,109 → 13–14 | 1 | ||||||
| 25 | 8 | 72 | 95 | |||||
a Capital letters are deleted or Inserted bases
b Bold and underlined bases denote homologous sequences of deletion junctions
c Bold and italic bases denote inserted sequences at deletion junctions
d The mutations were independently observed from more than two different mice