Selected Deletion Mutations
| Cosmid name | GenBank acc. no. | Gene or protein | Allele name | Mutagen | Deletion size (bp) | Deletion effect on ORF | Preliminary phenotype | Reference[i] |
| B0478.1 | U57054 | Jun kinase homolog | nr2035 | DEO | 1825 | promoter–intron 7 | no obvious phenotype | |
| C02B8.4 | U40421 | Twist transcription factor homolog | nr2061 | EMS | 1267 | Intron 1–exon 3 | no obvious phenotype | S. Kostas and A. Fire |
| C03B1.12 | U40952 | Lysosomal-associated membrane protein | nr2045 | ENU | 1772 | promoter–intron 3 | no obvious phenotype | D. Fambrough |
| C04G6.3 | U55854 | phospholipase D homolog | nr2015 | EMS | 545 | exon 7–exon 8 | no obvious phenotype | |
| C05B5.7 | Z32679 | RGS GAP protein homolog | nr2017 | ENU | 637 | exon 1–intron 2 | mild egg-laying defective | M. Koelle |
| C18E3.8 | AF000265 | hop-1presenilin | nr2003 | UV-TMP | 1196 | promoter–intron 3 | decreased brood size at 15° C | Westlund (1998) |
| C44H4.6 | Z79598 | GSK-3β kinase homolog | nr2056 | EMS | 1411 | intron 2–intron 6 | no obvious phenotype | |
| C47E8.5 | Z75530 | daf-21 HSP90 homolog | nr2081 | ENU | 863 | exon 1–exon 4 | larval arrest | |
| F02E8.6 | U53340 | Niemann–Pick type C protein homolog | nr2022 | EMS | 1120 | exon 3–exon 6 | no obvious phenotype | |
| F10B5.4 | Z48334 | Tubby homolog | nr2044 | DEO | 1816 | intron 1–beyond 3′ terminus | no obvious phenotype | |
| F13B12.a | Z70683 | insulin homolog | nr2091 | EMS | 1653 | deletes entire ORF | no obvious phenotype | S. Pierce; Gregoire et al. (1998) |
| F28H6.1 | AL031621 | akt-2kinase | nr2021 | DEO | 2208 | promoter–exon 4 | no obvious phenotype | |
| F35H12.3 | U41540 | sel-12presenilin | nr2011 | ENU | 1426 | intron 2–intron 6 | egg-laying defect | Westlund (1998) |
| F59G1.5 | U53332 | Frataxin homolog | nr2040 | DEO | 505 | promoter–intron 2 | no obvious phenotype | |
| K06A1.4 | U23449 | nuclear hormone receptor homolog | nr2034 | ENU | 1189 | exon 3–intron 5 | no obvious phenotype | P. Sengupta |
| K06A5.7 | AF039038 | cdc-25homolog | nr2036 | UV-TMP | 2695 | deletes entire ORF | sterile with reduced germline | A. Golden and N. Ashcroft |
| K06C4.6 | U64843 | mod-1 serotonin-gated ion channel | nr2043 | EMS | 1209 | intron 2–exon 5 | resistant to serotonin-stimulated locomotion | R. Ranaganathan |
| K06E6.1 | U55375 | lim-6 homeodomain protein | nr2073 | ENU | 1703 | exon 4–beyond 3′ terminus | expulsion defective, nose-up foraging defective, synDaf-c, axonal defects | Hobert et al. (1999) |
| K10C3.6 | Z83235 | HNF4 transcription factor homolog | nr2041 | EMS | 893 | intron 2–exon 4 | no obvious phenotype | Sluder et al. (1999) |
| R11A5.4 | Z83122 | phosphoenolpyruvate kinase homolog | nr2043 | EMS | 1902 | intron 2–exon 5 | no obvious phenotype | |
| T01H8.1 | Z80219 | p90RSK kinase homolog | nr2031 | EMS | 758 | intron 2–exon 2 | no obvious phenotype | |
| T07A9.6 | AF036706 | daf-18 PTEN homolog | nr2037 | UV-TMP | 990 | intron 2–exon 3 | dauer defective | Gil et al. (1999) |
| T14B1.1 | Z46829 | tip-1novel protein | nr2084 | ENU | 1206 | exon 1–beyond 3′ terminus | no obvious phenotype | D. Zarkower |
| T20H4.1 | U00037 | osm-10 novel protein | nr2076 | EMS | 1122 | intron 2–exon 5 | osmolarity response defective | Hart et al. (1999) |
| Y18D10 | AL008871 | GSK-3β kinase homolog | nr2047 | ENU | 1526 | intron 2–beyond 3′ terminus | maternal effect early embryonic lethal | |
| Y47D3 | AL031635 | p70S6 kinase homolog | nr2074 | ENU | 850 | intron 2–exon 3 | no obvious phenotype | |
| Y48E1B.13 | Z93393 | csp-1 caspase homolog | nr2018 | UV-TMP | 1220 | exon 4–intron 5 | no obvious phenotype | D. Hoeppner; Shaham (1998) |
| ZK154.7 | U70844 | TNF-converting enzyme homolog | nr2030 | EMS | 787 | exon 9–intron 14 | no obvious phenotype | |
| ZK520.4 | Z50796 | cul-2 cell cycle cullin | nr2020 | EMS | 1050 | exon 5–exon 5 | embryonic arrest | E. Kipreos |
| ZK632/6 | Z22181 | calnexin homolog | nr2010 | UV-TMP | 774 | exon 1–exon 3 | no obvious phenotype | |
| ZK675.1 | Z46812 | patched homolog | nr2029 | EMS | 960 | exon 6–exon 6 | sterile | P. Kuwabara |
[i] Personal communications, unless otherwise noted.