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K Jungfer

Publications and source records attributed to K Jungfer.

3 recordsLinked to original sources

A proposal for a standard CORBA interface for genome maps.

MOTIVATION: The scientific community urgently needs to standardize the exchange of biological data. This is helped by the use of a common protocol and the definition of shared data structures. We have based our standardization work on CORBA, a technology that has become a standard in the past years and allows interoperability between distributed objects. RESULTS: We have defined an IDL specification for genome maps and present it to the scientific community. We have implemented CORBA servers based on this IDL to distribute RHdb and HuGeMap maps. The IDL will co-evolve with the needs of the mapping community. AVAILABILITY: The standard IDL for genome maps is available at http:// corba.ebi.ac.uk/RHdb/EUCORBA/MapIDL.htm l. The IORs to browse maps from Infobiogen and EBI are at http://www.infobiogen.fr/services/Hugemap/IOR and http://corba.ebi.ac.uk/RHdb/EUCORBA/IOR CONTACT: manu@infobiogen.fr, tome@ebi.ac.uk

Animals

Mapplet: a CORBA-based genome map viewer.

MOTIVATION: There are a large number of genetic and physical maps, distributed at many sites. Each site offers different kinds of access methods and viewers. CORBA, the de facto standard for distributed object-oriented computing, offers new opportunities to unify the view on these maps through standard interfaces. A collaboration of Infobiogen and the EBI proposes a common IDL for maps. RESULTS: A CORBA map viewer is presented which serves as a proof of concept for the proposed IDL. It demonstrates its usefulness in the context of map viewing and its ability to handle large maps with <1000 markers. The viewer gives access to the maps of the Radiation Hybrid Database at EBI. It gives a quick overview of several large maps side by side. The marker density at each map position is displayed and different marker types can be highlighted. AVAILABILITY: Demonstration and source code at: http://sunny.ebi.ac.uk/ approximately jungfer/Mapplet CONTACT: jungfer@ebi.ac.uk

Chromosome Mapping

A CORBA server for the Radiation Hybrid DataBase.

Modern biology depends on a wide range of software interacting with a large number of data sources, varying both in size, complexity and structure. The range of important databases in molecular biology and genetics makes it crucial to overcome the problems which this multiplicity presents. At EMBL-EBI we have started to use CORBA technology to support interoperability between a variety of databases, as well as to facilitate the integration of tools that access these databases. Within the Radiation Hybrid DataBase project we are confronted daily with the interoperation and linking issues. In this paper we present a CORBA infrastructure implemented to access the Radiation Hybrid DataBase.

Animals