BMC Bioinformatics

official impact factor 3.03

Open Access Highly Access Research article

CpGcluster: a distance-based algorithm for CpG-island detection

Michael Hackenberg1, Christopher Previti1,5, Pedro L Luque-Escamilla2, Pedro Carpena3, José Martínez-Aroza4 and José L Oliver1*

Author Affiliations

1 Dpto. de Genética, Facultad de Ciencias, Universidad de Granada, Spain

2 Dpto. de Ingeniería Mecánica y Minera, Universidad de Jaén, Spain

3 Dpto de Física Aplicada II, Universidad de Málaga, Spain

4 Dpto. de Matemática Aplicada, Facultad de Ciencias, Universidad de Granada, Spain

5 Dept. of Molecular Biophysics, German Cancer Research Center, Heidelberg, Germany

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BMC Bioinformatics 2006, 7:446 doi:10.1186/1471-2105-7-446

Published: 12 October 2006

Additional files

Additional file 1:

Alignment with SERPINB5 promoter. Sequence alignment between the promoter of SERPINB5 (SPR, associated with a GC-rich region) and the CGI predicted by CpGcluster. None of the remaining CGI finders were able to detect any CGI in this region. The transcription start site (TSS), as given by the DBTSS data base [34], is shown in bold type.

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Additional file 2:

Distribution of distances between neighboring CpG dinucleotides in the human chromosomes 1 to 6

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Additional file 3:

Distribution of distances between neighboring CpG dinucleotides in the human chromosomes 7 to 12

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Additional file 4:

Distribution of distances between neighboring CpG dinucleotides in the human chromosomes 13 to 18

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Additional file 5:

Distribution of distances between neighboring CpG dinucleotides in the human chromosomes 19 to Y

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Additional file 6:

Comparison between analytical and experimental randomization. Length distribution of clusters with different numbers of CpGs. The analytical distribution (black line) is virtually identical to the experimental one obtained by a randomization that preserves the CpG frequency.

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Additional file 7:

Program source code (Perl)

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