Table I.
Statistics for Structures of Apo-ACP, ACP, and C4:0-ACP
| Parameter | apo-ACP | ACP | C4:0-ACP |
|---|---|---|---|
| No. of NOE distance restraints | |||
| Intraresidues | 299 | 343 | 322 |
| Interresidues | |||
| Sequential | 264 | 297 | 277 |
| Medium range ([I, I+2] to [I, I+5]) | 252 | 275 | 281 |
| Long range | 202 | 214 | 177 |
| Total | 1017 | 1129 | 1062 |
| RMSDs from the meansa (Å) | |||
| Overall structure, backbone (4–74) | 0.546 | 0.566 | 0.503 |
| Overall structure, heavy atoms (4–74) | 1.021 | 1.07 | 0.932 |
| Helix region, backbone (helix I, II, IV) | 0.323 | 0.321 | 0.358 |
| Helix region, heavy stoms (helix I, II, IV) | 0.912 | 0.842 | 0.777 |
| No. of residues in Ramachandran plotb (%) | |||
| Most favorable regions | 82.3 | 85.4 | 78 |
| Additionally allowed regions | 14.6 | 14.6 | 22 |
| Generously allowed regions | 2.4 | 0 | 0 |
| Disallowed regions | 0 | 0 | 0 |
a
The average root-mean-square deviation (RMSD) between the 20 structures of the lowest target functions and the mean coordinates of the protein.
b
Including 4-helices (4–15, 36–50, 56–62, 66–74) and calculated using Ramachandran macro in DYANA corresponding to the background in the program Procheck.22