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Home > Supported File Formats > PDB to OpenFlight


How to convert PDB (Protein Database) to OpenFlight (.flt)?


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PDB

If you are coming here looking for information about the Microsoft .pdb file format then this is the wrong place. Those .pdb files define a 'program database file' that contains debugging information for a compiled executable (EXE/DLL). PDB files are generated by Microsoft Compilers when an application program is compiled in debug mode.

Rather, this page describes the 'Protein Database' 3D file format which uses the .pdb file extension.

The Protein Databank (PDB) is an archive of experimentally determined three-dimensional structures of biological macromolecules, serving a global community of researchers, educators, and students. The archives contain atomic coordinates, bibliographic citations, primary and secondary structure information, as well as crystallographic structure factors and NMR experimental data.

The database is constantly updated as new structures are deposited by the international scientific community. As described on a PDB database WEB page, most of the three-dimensional macromolecular structure data in the Protein Data Bank were obtained by one of three methods: X-ray crystallography (over 80%), solution nuclear magnetic resonance (NMR) (about 16%) or theoretical modeling (2%).

The PDB file format is a text-based file format that is designed to convey information about the structure of molecules; namely organic compounds such as proteins. This information consists of atomic co-ordinates, element composition, chain and grouping characteristics and bonding information.

     

OpenFlight

OpenFlight is an industry standard realtime 3D scene description format developed, owned and maintained by Presagis, Inc. OpenFlight is the most widely used file format for visual simulation databases and is supported by dozens of vendors of realtime 3D tools. Military visual simulation includes battle simulation, fighter jet flight simulation, tank simulation. Visual simulation also includes geospecific terrain for accurate realtime fly through of regions of the planet.

In visual simulation, OpenFlight is the defacto standard format. OpenFlight is also prevalent in the PC animation and modeling communities for optimizing and tagging 3D data for realtime playback. As application examples, in the visual simulation industry OpenFlight is the format for entire worlds. In the entertainment industry it is widely used for level building in realtime games and in the AES or urban simulation industries it is used to organize and optimize scenes for realtime walkthroughs.