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Chimpanzee Genome Browser
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About Chimpanzee Ensembl
Chimpanzee Genome Project This site provides a data set based on the November 13th 2003 chimp assembly from the Chimpanzee Sequencing Consortium headed by the GSC (St. Louis) and The Broad Institute (MIT).

The assembly is a merge of a "modified de novo" (MDN) assembly from the ARACHNE group, which used the human genome to establish that particular inserts were not chimeric, and a separate "validated chimp-on-human" (VCH) assembly which took the chimp reads which align uniquely to human, formed them into contigs via this alignment, and removed contigs which failed a two-haplotype consistency check.

Shared reads were used to align the two assemblies to each other, and where they were consistent, the VCH sequence was transferred to the MDN, resulting in the released merged assembly.


This release of the assembly has the following properties:
361782 contigs, having N50 length 15.7 kb
contig length total 2.73 Gb, spanning 3.02 Gb
37849 supercontigs, having N50 length 8.6 Mb (not including gaps).


See here for more information about the chimpanzee gene build.

Current Release 25.1
Last Update:  07-05-2004
Ensembl gene predictions:  22524
Genscan gene predictions:  129588
Ensembl gene exons:  221299
Ensembl gene transcripts:  42061
Contigs:  361864
Scaffolds:  37931
Chromosomes:  25 (plus 26 other fragments)
Base Pairs:  2733948177
Golden Path Length:  2733223211
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