Evolutionary Role of Restriction/Modification Systems as Revealed by Comparative Genome Analysis

Table 4.

Known and Potential Restriction Sites (RS) of Size 4 and 6 in Bacterial Genomes

Species %G + C Length 4 Length 6
RS Potential RS RS Potential RS
aepe 56.5 ? NA ? NA
aqae 43.5 ? TCGA, GGCC, CTAG, CCGG, GCGC ? CGTACG, AGTACT, CTCGAG, GATATC, GAGCTC
arfu 48.6 ? GATC, CTAG, CGCG, GCGC, GGCC ? CTCGAG, GAGCTC, GTCGAC, AAGCTT, CAGCTG
basu 43.5 GGCC, CCGG, CGCG, TCGA AATT, CATG, GATC, TGCA, ACGT ATCGAT, CTGCAG, GGATCC, TCCGGA AAATTT, ATATAT, GAGCTC, CAGCTG, AATATT
bobu 28.6 ? TATA, AATT, GTAC, CATG, ACGT ? NA
caje 30.5 ? GCGC, ACGT, GATC, CATG, GGCC ? GAATTC, GATATC, GAGCTC, ATGCAT, GTATAC
chpn 40.5 ? CTAG, ATAT, CCGG, GTAC, TGCA ? NA
chtr 41.3 ? TATA, CTAG, AATT, ATAT, GTAC ? NA
esco 50.8 GATC GGCC, CTAG, CGCG, TATA, CATG AAGCTT, AGCGCT, AGGCCT, AGTACT, ATGCAT, CACGTG, CCGCGG, CGGCCG, GAATTC, GAGCTC, GATATC, GCCGGC, GCGCGC, GGCGCC, GGGCCC, GGTACC, TACGTA CTGCAG, CTGCAG, TCCGGA, GCATGC, GTCGAC
hain 38.2 CGCG, GCGC, CATG, CCGG GGCC, TATA, TTAA, AATT, TCGA AAGCTT GTTAAC, TAATTA, GAATTC, GATATC, GTGCAC
hepy 38.9 GATC, TCGA, GGCC GCGC, ACGT, CGCG, AGCT, GTAC ? GCGCGC, GATATC, GAATTC, GCTAGC, TCTAGA
meja 31.4 CTAG, GATC, GTAC GGCC, CATG, GCGC, ATAT, TATA ? GTTAAC, CATATG, GTATAC, GAGCTC, GATATC
meth 49.5 GATC NA ? NA
myge 31.7 ? TATA, AGCT, CATG, TGCA, CTAG ? GAATTC, TAATTA, AAGCTT, GGATCC, GGTACC
myle 57.8 ? NA ? NA
mypn 40.0 ? NA ? CTTAAG, ATTAAT, AAGCTT, AAATTT, CTCGAG
mytu 65.6 ? NA ? NA
neme 51.8 GATC GGCC, CCGG, CATG, AATT, TGCA CAGCTG GGCGCC, CCGCGG, CGCGCG, GCGCGC, CTGCAG
psae 66.6 ? CTAG, CGCG, GTAC, GGCC, AGCT AGATCT, CAGCTG, CCCGGG, CCGCGG, CTCGAG, CTGCAG, GCATGC, GGATCC GAGCTC, CGATCG, CGGCCG, GTCGAC, AAGCTT
pyab 44.7 ? NA ? GTTAAC, GCTAGC, GTCGAC, CCTAGG, AGGCCT
pyho 42.0 ? NA ? NA
ripr 29.0 ? TATA, AATT, CTAG, TTAA, TGCA ? TAATTA, GGTACC, GATATC, GGATCC, GAGCTC
sysp 47.7 CCGG CGCG, GGCC, GCGC, TGCA, TATA ATCGAT, CCGCGG, TGATCA, TTCGAA GGCGCC, TGCGCA, GAATTC, CAGCTG, ACCGGT
thma 46.2 CGCG CTAG, ATAT, TATA, AGCT, GATC ? CACGTG, GTCGAC, CGATCG, AAATTT, ACGCGT
trpa 52.8 GATC TATA, CTAG, GGCC, ACGT, ATAT ? AAATTT, GCGCGC, CTGCAG, GAATTC, ACATGT
urur 25.5 ? TATA, TTAA, CATG, AGCT, TCGA ? NA
  • NA, genomes where palindromes are not avoided.

  • ?, unknown RS in the species.

  • See Methods for species abbreviations.

This Article

  1. Genome Res. 11: 946-958

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