Table 4.
Smax/S values for representative globular and elongated proteins
| Protein | Dimensions (nm) | Mass | S max | S | S max /S |
|---|---|---|---|---|---|
| Globular protein standards dimensions are from pdb files | |||||
| Phosphofructokinase | 14 × 9 × 9 | 345,400 | 17.77 | 12.2 | 1.46 |
| Catalase | 9.7 × 9.2 × 6.7 | 230,000 | 13.6 | 11.3 | 1.20 |
| Serum albumin | 7.5 × 6.5 × 4.0 | 66,400 | 5.9 | 4.6 | 1.29 |
| Hemoglobin | 6 × 5 × 5 | 64,000 | 5.78 | 4.4 | 1.32 |
| Ovalbumin | 7.0 × 3.6 × 3.0 | 43,000 | 4.43 | 3.5 | 1.27 |
| FtsZ | 4.8 × 4 × 3 | 40,300 | 4.26 | 3.4 | 1.25 |
| Elongated protein standards—tenascin fragments [27,28]; heat repeat [29,30] | |||||
| TNfn1–5 | 14.7 × 1.7 × 2.8 | 50,400 | 4.94 | 3.0 | 1.65 |
| TNfn1–8 | 24.6 × 1.7 × 2.8 | 78,900 | 6.64 | 3.6 | 1.85 |
| TNfnALL | 47.9 × 1.7 × 2.8 | 148,000 | 10.1 | 4.3 | 2.36 |
| PR65/A HEAT repeat | 17.2 × 3.5 × 2.0 | 60,000 | 5.53 | 3.6 | 1.54 |
| Fibrinogen | 46 × 3 × 6 | 390,000 | 19.3 | 7.9 | 2.44 |