January 18, 2010

Agaricus bisporus var. burnettii JB137–S8 draft genome

gp_dotplot_2c.jpg The JGI have released a draft genome sequence for a second Agaricus homokaryon JB137-S8 (the tetrasporic Agaricus bisporus var. burnettii).
JB137-S8 genome was sequenced using 454/Illumina technology and assembled by comparisons with the lead H97 genome (Agaricus bisporus var. bisporus).

A brief summary of the JB137-S8 assembly and a dotplot comparison between the var. bisporus and var. burnettii genomes are attached.
jgi_logo JGI are currently progressing annotation of the JB137-S8 genome, after which the standard browser and tools for comparative analysis will become available. Collaborators interested in accessing JB137-S8 data prior to that time should contact MC for further information.
Agaricus bisporus var. burnettii JB137-S8

Main genome scaffold total:                    
2016
Main genome contig total:                      
2527
Main genome scaffold sequence total:           
32.6 MB
Main genome contig sequence total:             
31.2 MB
Main genome scaffold N/L50:                   
8/1.23 MB
Main genome contig N/L50:                      
39/0.163 MB
Number of scaffolds > 50 KB:                  
52
% main genome in scaffolds > 50 KB:            
87.9%

November 18, 2009

H97 Genome Browser Portal Training

Gportal_thumb A two part training exercise in the use of the Agaricus bisporus var. bisporus H97 Genome Portal has been organised by the JGI. All collaborators involved in the H97 annotation effort are welcome to participate in the two 'dial-in' conference call sessions.

jgi_logo

  • Session I -- Mon, Nov 23, 8:00--9:30am Pacific Standard Time (16:00 -- GMT) will cover use of the Browser, Protein and Annotation pages
  • Session II -- Wed, Nov 25 (8:00am PST / 16:00 GMT) will cover the KEGG/KOG/GO browsers, track editor and the clustering tools

    Participants may find it beneficial to view the manual curation exercises available on the JGI pages <here>

    Collaborators who would like to take part in this training (and have not already registered) should contact Mike C in advance of the event for further instructions


    November 05, 2009

    Revised Agaricus bisporus var. bisporus (H97) v2.0 genome assembly

    The JGI have announced the pre-release of an improved Agaricus bisporus var. bisporus (H97) 8.50x genome assembly, which integrates linkage mapping data.

    We are grateful to Anton Sonnenberg, Marie Foulongne and Rick Kerrigan for sharing data and their work mapping various markers to the v2 scaffolds.

    This H97 v2.0 genome browser is now available for community annotation inputs.

    h97_assembly_nov2009.jpg h97_annotation_nov2009.jpg

    In order to access the browser and make annotations, users will need to register with the JGI and the project team will need to approve the request. If you are interested in joining the annotation effort please contact the Agaricus genome team.


    October 02, 2009

    Pre–release of Agaricus bisporus var. bisporus (H97) v1.0 genome assembly

    gbrowser_h97_20091002.jpg

    The JGI have announced the pre-release (or ‘internal’ release) of the Agaricus bisporus var. bisporus (H97) 8.50x  genome assembly following automated annotation.

    The H97 v1.0 genome browser is now available for community annotation inputs.

    In order to access the browser and make annotations, users will need to register with the JGI and the project team will need to approve the request.
    If you are interested in joining the annotation effort please contact the Agaricus genome team.

    Summary of A. bisporus var. bisporus H97 v1 assembly:
    Genome Size: 
    30.3 Mbp
    Total number of Scaffolds: 27
    Total number of EST clusters:           
    79,271
    Total number of trimmed ESTs:
    1,140,141
    JGI predicted 10,387 genes with the following average properties:
    Gene length (bp):                       
    1771.79
    Transcript length (bp):
    1413.32
    Protein length (aa): 426.20
    Exons per gene: 6.10
    Exon length (bp):
    232.25
    Intron length (bp): 
    71.72
    Genes were predicted by the following methods:
    EST-derived:                          
    3070 (29.6%)
    Homology-based:                   
    4242 (40.8%)
    ab initio:                              
    3075 (29.6%)
    Genes were validated by the following evidence:
    nr protein alignments:               
    8638 (83%)
    Pfam alignments: 
    5357 (52%)
    Completeness (5'M-3'*): 9376 (90%)

                     

    H97 JGI Project status http://bit.ly/9h4nS | Community annotation plans agaricusgenomeseqactivities_8

    August 10, 2009

    Agaricus bisporus 8x Assembly Revised

    jgi_20090810.jpgThe JGI have issued a revision of the 8X genome assembly for Agaricus bisporus (H97, lead homokaryon).  Jeremy Schmutz of the JGI has provided an assembly report/update JGIupdate_200908

    This is an update to the initial draft release (2009 03) and incorporates two additional breaks based on the linkage mapping data provided by Anton Sonnenberg and colleagues. Many thanks to Anton and Jeremy Schmutz for their work on this. 

    This draft genome will now go into genome improvement, additional joins may yet be made to complete the chromosomes.


    JGI project summaries are available at  http://snipurl.com/ex7l2


    Agaricus bisporus 8x Revised Assembly [project ID 4084801 / August 2009]

    July 21, 2009

    iNquiry Blast server available for Agaricus 8x

    An iNquiry Bioinformatics server has been set up at Warwick to facilitate (limited) Blast based* searches of the Agaricus bisporus genome (nt database). This facility should help the community in preliminary screening of the current 8x genome scaffolds prior to the JGI forthcoming sequence release, and permit identification of interesting sequences in advance of their annotations using the JGI genome portal.

    *BLASTALL  [ blastn \ tblastn \ tblastx \ psitblastn ]

    inquiry_001.jpg inquiry_002.jpg inquiry_004.jpg

    Access can be granted to any participants in the genome annotation and interested parties should contact Mike Challen for further information


    June 15, 2009

    Annotation of Agaricus bisporus genome: community contributions

    JGI_20090615Sequence of the Agaricus bisporus H97 haploid genome (ca. 8.5 x coverage) is expected to enter a period of ‘hand-on’ community annotation within the next couple of months.
    Anybody interested in participating in the annotation effort should read our community circular genomecircular_20090615.pdf and contact MC for further information





    June 10, 2009

    Integrated Microbial Genomes system/with Microbiome Samples (IMG/M) v2.8

    img/m-001The JGI have announced an update to their Integrated Microbial Genomes system/with Microbiome Samples (IMG/M). Version 2.8 includes reference genomes from IMG 2.8 (http://img.jgi.doe.gov) and 113 GEBA genomes (http://img.jgi.doe.gov/geba).

    New metagenome datasets include:
    1 Endophytic microbiome from rice; 8 Yellowstone hot pool microbial communities;
    7 Marine planktonic communities from Hawaii Ocean Time-series; 1 Bioreactor wastewater terephthalate-degrading community sample


    The IMG/M (Nucleic Acids Research, 2008, Vol. 36, Database Issue) provides tools for analyzing functional capability of microbial communities based on their metagenome sequence, in the context of reference isolate genomes included from the Integrated Microbial Genomes system.

    Interested parties can check out IMG/M 2.8 at http://img.jgi.doe.gov/cgi-bin/m/main.cgi


    June 04, 2009

    Agaricus bisporus linkage maps sent to JGI


    linkage_mapAnton Sonnenberg (PRI Wageningen) has recently submitted a detailed Agaricus bisporus linkage map to the JGI, based mainly on data provided by PRI and Marie Foulongne (INRA Bordeaux). 
    Data on known repeat elements, from Rick Kerrigan and Anton, has also been sent to the JGI.
    It is hoped that these data will help resolve chromosomal groups in current scaffolds, advancing the ‘genome improvement’ that is taking place prior to machine annotation.







    June 02, 2009

    British Mycological Society (BMS) Survey

    BMS-logoThe British Mycological Society (BMS) is dedicated to the promotion of fungal science and is currently eliciting views of all mycologists on how the Society can best serve the Mycological Community.

    If you work with fungi (including lichens, Myxomycota and Oomycota) please take a few minutes to complete the survey which can be found at the following link: http://bit.ly/185BFm (deadline Fri 5th June)


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