Table 1.
Parameters of the model – ranges and defaults
| Parameter | Value (boldface: default) |
|---|---|
| grid size (G×G) | 300x300 |
| number of replicator diffusion steps (D) | ¼ … 4 (4) |
| size of metabolic neighbourhood (h) | 3×3,5×5,7×7 (Moore-type) |
| size of replication neighbourhood (r) | 5 (von Neumann type) |
| number of different types of enzymes | 3 |
| maximum length of replicators (L) | 70 |
| claim of a site to remain empty, relative to the theoretical maximum of the sum of claims for an empty site (ε) | 0.1 |
| constant in Boltzann-distribution (c) | 0.3 |
| per base rate of substitution (p sub) | 0.01 |
| per base rate of deletion (p del) | 0.001 |
| per base rate of insertion (p ins) | 0.001 |
| scaling factor of replicability (g) | 10 |
| penalty factor of promiscuity (σ) | 1.1 |
| prefactor of (1-p fold) in replicability (l) | 1 |
| replication time (initiation) b 1 | 1 |
| elongation “length penalty” per base b 2 | 0.001…0.5 (0.05) |