A comparison of the independently generated sequence of two overlapping clones provides one means by which the accuracy of the sequence data can be judged. We have undertaken such an analysis and present those findings here.
| Left Clone | Range | Right Clone | Range | Size of Overlap | # of discrepancies |
| T15P10 | in finishing at ABI | F6N15 | 1 - ??? | detected, but unsized | |
| F6N15 | 94344 - 95643 | F5I10 | 110607 - 111906 | 1300 | 0 |
| F5I10 | F6N23 | none detected | 0 | ||
| F6N23 | F15P23 | in library | not checked | ||
| F15P23 | in library | T18A10 | not checked | ||
| T18A10 | spanner | in library | |||
| spanner | in library | F2N1 | |||
| F2N1 | 1 - 900 | F3D13 | 34360 - 35259 | 900 | 0 |
| F3D13 | 1 - 200 | F11O4 | 72673 - 72872 | 200 | 0 |
| F11O4 | 1 - 200 | T15B16 | 90397 - 90596 | 200 | 0 |
| T15B16 | 1 - 14900+ | T7B11 | in finishing at CSHL | detected, but unsized | |
| T7B11 | in finishing at CSHL | T10M13 | 1 - 2900+ | detected, but unsized | |
| T10M13 | 94204 - 105654 | T2H3 | 37239 - 48689 | 11451 | 0 |
| T2H3 | 1 - 200 | T14P8 | 94337 - 94536 | 200 | 0 |
| T14P8 | 1 - 13436 | T10P11 | 100131 - 113566 | 13436 | 0 |
| T10P11 | 1 - 8183 | T5J8 | 1 - 8183 | 8183 | 0 |
| T5J8 | 81518 - 98527 | T4I9 | 81904 - 98913 | 17010 | 0 |
| T4I9 | 1 - 16115 | F4C21 | 1 - 16115 | 16115 | 0 |
| F4C21 | 129598 -136335 | F9H3 | 88782 - 95519 | 6738 | 0 |
| F9H3 | 1 - 31783 | T5L23 | 1 - 31783 | 31783 | 0 |
| T5L23 | T5H22 | 1 - ??? | none detected gap estimate - 3 bp |
||
| T5H22 | 69553 - 69752 | T7M24 | 1 - 200 | 200 | 0 |
| T7M24 | 37412 - 74475 | T25H8 | in finishing at WashU | detected, but unsized | |
| T25H8 | in finising at WashU | T24M8 | ??? - 68251 | detected, but unsized | |
| T24M8 | 1 - 200 | T24H24 | 88649 - 88848 | 200 | 0 |
| T24H24 | 1 - 200 | T27D20 | 80247 - 80446 | 200 | 0 |
| T27D20 | 1 - 629 | T19B17 | 105202 - 105830 | 629 | 0 |
| T19B17 | 1 - 9513 | T26N6 | 1 - 9514 | 9513 | 1 |
| T26N6 | 61084 - 99384 | F4H6 | 1 - 38301 | 38301 | 2 |
| F4H6 | ??? - 103632 | T19J18 | in finishing at WashU | detected, but unsized | |
| T19J18 | in finishing at WashU | T4B21 | in finishing at WashU | detected, but unsized | |
| T4B21 | in finishing at WashU | T1J1 | in production | detected, but unsized | |
| T1J1 | in production | T14O23 | in production | not checked | |
| F21I2 | F6H8 | not checked | |||
| F6H8 | T1J24 | not checked | |||
| F14G16 | in production | F28D6 | in production | not checked | |
| F28D6 | in production | T3E15 | in production | not checked | |
| T3E15 | in production | F10A2 | in production | not checked | |
| F10A2 | in production | T6L9 | in production | not checked | |
| T6L9 | in production | F5K24 | in production | not checked | |
| F5K24 | in finishing | T24G23 | in finishing | detected, but unsized | |
| T24G23 | submitted | F1K3 | submitted | 200 | 0 |
| F1K3 | in production | T17A2 | in production | not checked | |
| T17A2 | in production | T13D4 | in production | not checked | |
| T13D4 | 108584 - 110826 | F9M13 | 99402 - 101644 | 2243 | 0 |
| F9M13 | in production | T12G13 | ESSA III | not checked | |
| T12G13 | ESSA III | T28D5 | ESSA III | not checked | |
| T15F16 | 1 - 11919 | T3F12 | 95265 - 107183 | 11919 | 0 |
| T3F12 | 1 - ??? | T10G4 | ESSA III | not checked | |
| T10G4 | ESSA III | T3H13 | not checked | ||
| T3H13 | in finishing at WashU | F23J3 | 1 - ??? | detected, but unsized | |
| F23J3 | 47283 - 93489 | T8A17 | 36877 - 83078 | 46202 | 5 |
| T8A17 | 1 - ??? | T30A10 | in finishing at CSHL | not checked | |
| T30A10 | in finishing at CSHL | T15G18 | in finishing at CSHL | not checked | |
| T15G18 | in finishing at CSHL | T25P22 | in finishing at CSHL | detected, but unsized | |
| T25P22 | in finishing at CSHL | T24H23 | ESSA III | not checked | |
| T24H23 | ESSA III | T17F16 | in production at WashU | not checked | |
| T17F16 | in production at WashU | T9A4 | detected, but unsized | ||
| T9A4 | F2P19 | ESSA III | not checked | ||
| F2P19 | ESSA III | F3H7 | WashU | not checked | |
| F3H7 | in finishing at WashU | T12H20 | 69459 - 69658 | ||
| T12H20 | 1 - 200 | F8M12 | 103474 - 103673 | 200 | 0 |
| F8M12 | 1 - 200 | F2P3 | 74207 - 74406 | 200 | 0 |
| F6A4 | 1 - 17452 | T11H3 | 1 - 17452 | 17452 | 0 |
| T11H3 | 67404 - 91916 | F21J6 | 1 - 24515 | 24513 | 2 |
| F21J6 | 94219 - 110680 | F18G18 | 1 - 16462 | 16462 | 0 |
| F18G18 | 84280 - 110469 | T14C9 | 1 - 26191 | 26191 | 1 |
| T14C9 | F18A17 | none detected | |||
| T1N24 | T19G15 | detected, but unsized | |||
| T19G15 | 11248 - 77036 | F9D12 | 1 - 65786 | 65786 | 5 |
| F21E10 | F2P16 | none detected | |||
| F2P16 | T21B4 | none detected | |||
| T21B4 | 1 - 23913 | F21A20 | 1 - 23913 | 23913 | 0 |
| F7N22 | T25C13 | ||||
| T25C13 | T26D22 | ||||
| T13L16 | 78137 - 83131 | T17A5 | 1 - 4995 | 4995 | 0 |
| TOTAL | 372644 | 15 |