
| [pad=<box size>] | [pad=<box size>] |
| [proc=<nproc>] | [proc=<nproc>] |
| [ctfcw=<file>] | [ctfcw=<file>] |
| [ctfc=<res>] | [ctfc=<res>] |
| [mask=<r>] | [mask=<r>] |
| [3dit=<iter>] | [3dit=<iter>] |
| [3dit2=<iter>] | [3dit2=<iter>] |
| [sym=<symmetry>] | [sym=<symmetry>] |
| [hard=<maxpr>] | [hard=<maxpr>] |
| [automask=<r>,<thr>,<shells> | [automask=<r>,<thr>,<shells>] |