Reverse Transcriptase-Polymerase Chain Reaction Validation of 25 “Orphan” Genes from Escherichia coli K-12 MG1655

Table 1.

Reverse Transcriptase-Polymerase Chain Reaction (RT-PCR) Results and Primer Sequences

ORFs Amplicon size (bp) RT-PCR Sense primer Antisense primer
S.P. E.P.
B0220 381 + + 45U21: GACAGTCGCCGCTCTGGTCAT 405L21: GCCGCGAACAACACCGTTTTA
B0279 481 305U21: GCATCAATCGAAGCCGAGGTA 766L20: TCTGTTTTGCGGAGCACTGG
B0358 445 + + 17U21: TATTAGCGGCGGCCATTTTTA 441L21: GTGATCACCGGGCCAGTATAG
B0364 270 + + 14U21: CCGGCAACTCTGGCACAGATG 263L21: TTCGGCAGGCAACCATTGAAG
B0558 276 + + 75U20: CGATCAAGTGCGAAAAGATT 332L19: CATCGGAAAACTCCTGCTT
B0645 438 + 244U21: TGTGAATGGCGTGACTATCTT 661L21: TTCCGGGCATGCAGAATAGTA
B0648 620 + + 66U21: TTGCAAACCCGCGCATGACTC 664L22: GCGTTACCGGGCATTCAGACTG
B0836 234 + + 107U21: TCAGCGAAAGCAATCATCTAC 320L21: TCAGCGTTAAGCTCATCAGAC
B0853 376 + + 46U21: CTCGATGACCTGGGGATGAGT 401L21: ACAGCAGTTGATGGGCATTAG
B1085 282 + + 5U18: CTAGTCGCGTCGCCAACC 270L17: AGGCCGTTTCCGTGTCC
B1143 292 + + 84U20: CACAGCCGAACAGACCAAAA 356L20: CTTGATGGGCTTAGGCGTAA
B1155 346 + + 60U21: TCCGCCAGATTCTAAAGAAAT 385L21: CTGAACTGCCGGAGGCGTAGG
B1549 165 + + 182U21: TAAAGGGCCTAAAAAACATTG 326L21: TTTGTTCGTGGATATTTGTAA
B1668 502 + 966U21: ACAACGCGACCCATTTGACTG 1449L19: CGCTACGCGCCCACGAATA
B1751 792 + + 46U20: GCCTGGCGCTGTTTATTCTC 818L20: TTCGGCGATTTTAAAGGTAA
B1972 367 + + 165U20: GCTGGCGACCTTGTTAATCA 512L20: GAGCGGCTGCGGTGAAATAA
B2420 327 + + 394U21: AAAGAGCCGGATCTGGACTGT 700L21: AAACGCCGTAAGGTCATCAAT
B2625 410 634U21: AGGAAAAACGAGCCCGAGAAA 1023L21: GCCATGTTCTCCGCCATTTTA
B2626 536 + + 64U21: ATTGATGACTCCCTAAACGAA 581L19: TCTCCGTCACCGACTATTT
B2630 834 188U20: ACGGGGACGGTTCGACTACA 1000L22: TCAACCGGGCCATATCAGAAAT
B2760 1123 114U21: GCCCCGTGACGATATGGAACT 1214L23: TCCGGCCCCTTTGAAGTCTTTAT
B2847 S.P. 331 + N.A. 66U23: TAACGCCGATCTTAACGTCGTTC 642L23: TCCCCGAATCCAGTATCCGTGTT
B2847 E.P. 294 N.A. + 371U23: ATGCCCCACCTGCCATAAAAGTT 642L23: TCCCCGAATCCAGTATCCGTGTT
B3618 705 + + 141U21: TCTGGCCGCACTTGAAAATGA 825L21: GCCTGCATTTTTGCCCCTAAA
B3875 324 99U21: CTCCGATCAGGGCGAGGTTAT 402L21: TCCAGTTCCCCGCTCAAATCT
B4215 455 33U23: TGGTGCGGTGGAGTTATTTGTAA 465L23: CCAATCGCCTGGTGAATATAACC
  • (ORF) Open reading frame; (E.P.) exponential phase; (S.P.) stationary phase.

This Article

  1. Genome Res. 10: 959-966

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