
| <input file> | Input file constining raw particles |
| <output file> | Output file with the selected best particles |
| sym=<Cn> | Symmetry to search for |
| [keep=<N>] | Number of particles to keep |
| [mirror=<mirror out>] | Also search for particles with mirror symmetry |
| [mask=<rad>] | Mask radius |
| [imask=<rad>] | Inside mask radius |
symbest start.img best.img sym=c4
This program searches a set of particles for those with the best rotational and/or mirror symmetry. They should be precentered with cenalignint or a similar utility. This program is generally indirectly through the use of startcsym or starticos.