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UCSF ChimeraX version 1.4 has been released

 

ChimeraX includes user documentation and is free for noncommercial use. Download for Windows, Linux, and MacOS from https://www.rbvi.ucsf.edu/chimerax/

Updates since version 1.3 (Dec 2021) include:

  • search/retrieve from EBI AlphaFold DB 3rd release, ~1 million structures
  • display AlphaFold predicted aligned error (PAE) plots
  • can BLAST UniRef100,90,50 (+ previous choices AlphaFold, PDB, NR)
  • AlphaFold prediction of multimers (of limited size) on Google Colab
  • independent centers of rotation available as mouse mode
  • join models with Build Structure tool or command
  • define axes for display and/or use in measurements
  • increase/decrease VDW radii relative to their current values
  • switch PDB residue numbering scheme (author/canonical/uniprot)
  • align sequences with Clustal Omega or MUSCLE
  • calculate % identity in sequence alignments
  • window toolkit updated to Qt 6.2.3 from 5.15.2

There is a ChimeraX workshop here https://youtu.be/M2K72Kgk718.

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