Research Article
A First-Stage Approximation to Identify New Imprinted Genes through Sequence Analysis of Its Coding Regions
Table 2
The number of large tandem repeats (LTR), CpG islands, and GC content in
coding sequences of imprinted genes.
| | I1 group | Lenght | CG content | Number CpG islands | Number LTR | Size count | Consensus |
| | TP73 | 2234 | 64.6 | 3 | 0 | — | — | | LRRTM1 | 2217 | 58.4 | 2 | 1 | 24_7 | ctgccgaaccacaccttccaggac | | KLF14 | 1383 | 66.8 | 2 | 1 | 18_9 | cggcgcgcccgccgcctc | | KCNK9 | 1303 | 60.1 | 2 | 0 | — | — | | KCNQ1 | 3262 | 63.4 | 1 | 1 | 30_4 | cgcggccgccgccccgggccccgcgccccc | | IGF2AS | 2056 | 64 | 1 | 0 | — | — | | SMPD1 | 2473 | 59.8 | 1 | 1 | 6_9 | cgctgg | | IGF2 | 1356 | 63.7 | 3 | 1 | 14_18 | tccccccctctctc | | SLC22A18 | 1549 | 65 | 1 | 0 | — | — | | PHLDA2 | 937 | 61.7 | 1 | 1 | 9_14 | ccgcgccct | | NDN | 1897 | 52.3 | 2 | 1 | 57_4 | cccaggcccacaacgccccgggcgccccgaaggcggttccgccggccgcggccccgg | | TCEB3C | 1877 | 64.7 | 2 | 0 | — | — |
| | I2 group | Lenght | CG content | Number CpG islands | Number LTR | Size count | Consensus |
| | NAP1L5 | 1912 | 42.9 | 0 | 1 | 12_7 | ggaggaggagga | | PRIM2 | 2353 | 40.7 | 0 | 0 | — | — | | PLAGL1 | 4354 | 46.9 | 1 | 1 | 25_3 | atcttacaaaaaaaaaaaaaaaaaa | | HYMAI | 5005 | 42.1 | 1 | 1 | 13_7 | tatatatatataa | | PEG10 | 6628 | 44.7 | 2 | 2 | 42_3 12_4 | agaagctctcagaggagaacaacaaccttcgagagcaggtgg/ccgccgcctcca | | PON1 | 2395 | 41.3 | 0 | 0 | — | — | | CALCR | 3470 | 40.4 | 0 | 0 | — | — | | PPP1R9A | 9705 | 39.9 | 0 | 1 | 5_8 | ttttc | | MEST | 2507 | 45.1 | 1 | 2 | 42_4 23_3 | ggcggctgcggctgccgcgcccggtgctgcccagcgctgcgg/caaaaaaaaaaaaaaaaaaaaaa | | COPG2 | 3365 | 43.1 | 0 | 0 | — | — | | CPA4 | 2807 | 48.9 | 1 | 0 | — | — | | INPP5F_V2 | 4955 | 43.5 | 1 | 0 | — | — | | ZNF215 | 3658 | 40.4 | 1 | 2 | 84_3 84_3 | tattcgacatcaaaaaattcatactgaagcgaaggcctataaatgcaataaatgtgggaaagccttcagccgaagtgcagacct
/aaaactgcatactggagataagtcctgaaaatgtaaaaaatgtaggaaaaccttcaaccggagttcagaacttatttaacatca | | H19 | 2615 | 55.9 | 0 | 2 | 8_10 20_4 | ggggggga/ctttttcttcttcctccttt | | MKRN3 | 3107 | 48 | 0 | 1 | 29_5 | ttaaaaattatatatataagaatataaaa | | MAGEL2 | 2294 | 53.7 | 0 | 2 | 36_7 21_3 | cgggccctgagtgtctgggagggcccaagcacctcc/ggcctcctcaaaagagcgcag | | UBE3A | 4491 | 36.7 | 0 | 1 | 10_7 | aaaacaaaaa | | NNAT | 1338 | 56.5 | 0 | 0 | — | — |
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