Table 2.
Comparisons between apo and holo heme protein structures
| holo-chain | volume (Å3) |
surface area (Å2) |
Rvsa | apo-chain | volume (Å3) |
surface area (Å2) | Rvsa | sequence identity% | RMSD (Å) |
|---|---|---|---|---|---|---|---|---|---|
| 1KBIA | 458.1 | 432 | 1.060 | 1SZFB | 1039.3 | 708.3 | 1.468 | 99 | 0.40 |
| 1N45A | 1634.7 | 1139.3 | 1.435 | 1S8CD | 845.1 | 634.4 | 1.332 | 100 | 0.86 |
| 1N5UA | * | * | * | 3CX9A | * | * | * | 100 | 0.60 |
| 2ITFA | 721.7 | 521 | 1.385 | 2ITEB | 803.4 | 551 | 1.457 | 100 | 0.60 |
| 2NWBA | * | * | * | 1ZEEB | * | * | * | 96 | 0.75 |
| 2OFRX | 1211.1 | 857.4 | 1.413 | 2OFMX | 783.3 | 642.7 | 1,219 | 100 | 1.03 |
| 2R7AA | 1362.6 | 963.4 | 1.414 | 2RG7D | 1558.1 | 1019.6 | 1.528 | 100 | 0.91 |
| 2ZDOA | 808.7 | 553.9 | 1.460 | 1XBWD | 766.9 | 544.2 | 1.409 | 99 | 0.59 |
| 3CQVA | 1638.3 | 1099 | 1.490 | 2V7CA | 537.1 | 436.2 | 1.232 | 94 | 2.32 |
| 3EMMA | 399 | 383.1 | 1.042 | 2A13A | 910.8 | 635.2 | 1.434 | 100 | 0.53 |
a Rvs: ratio between volume and surface area
* Data not shown because CASTp predicts a very large cavity, covering several pockets.