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Pettersen and colleagues: UCSF Chimera visualization system

Contribution grade

Scientific computing · Extensible molecular visualization

Reference score95,000Provisional editorial estimate of this exact contribution; its grade is assessed separately.

What changed

Molecular-structure exploration gained an extensible platform for multiple analysis modes.

Scientific scope

2004 seven-author Chimera paper and listed extensions; later ChimeraX and all scientific findings excluded.

Evidence

The linked sources identify this contribution and its scope. WRS has not independently reconstructed the scientific claims. The record is the exact seven-author 2004 Chimera paper and the architecture and extensions it reports. Midas, later Chimera extensions, ChimeraX and scientific findings produced with the software remain separate.

Contributors

Provisional WRS assessment, edition 2026-10-16.1. Independent expert calibration is pending. This grade does not certify correctness or assign ownership.

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