Table 1. Light scattering results for standard globular proteins.
Protein | Oligomeric state | M W (kDa)† | R H (nm)‡ | R g (nm)§ |
---|---|---|---|---|
Aprotinin | Monomer | 6.8 (5) | 1.35 (6) | 1.04 (5) |
Cytochrome C | Monomer | 12.0 (6) | 1.77 (12) | 1.37 (9) |
-Lactalbumin | Monomer | 14.3 (1) | 1.91 (8) | 1.49 (6) |
Myoglobin | Monomer | 14.2 (9) | 2.12 (7) | 1.64 (6) |
Carbonic anhydrase | Monomer | 29.2 (2) | 2.35 (16) | 1.82 (12) |
Trypsin inhibitor | Monomer | 20.5 | 2.47 (8) | 1.91 (6) |
-Lactoglobulin | Monomer | 20.1 (3) | 2.64 (13) | 2.04 (9) |
Ovalbumin | Monomer | 42.5 (7) | 2.98 (2) | 2.31 (1) |
Bovine serum albumine | Monomer | 67.1 (10) | 3.56 (1) | 2.76 (1) |
Enolase (yeast) | Dimer | 79.5 | 3.57 (2) | 2.76 (1) |
Enolase (rabbit) | Dimer | 86.4 (19) | 3.65 (10) | 2.83 (8) |
Transferrin | Monomer | 76.9 (10) | 4.02 (6) | 3.11 (5) |
Alcohol dehydrogenase | Tetramer | 144.0 (9) | 4.50 (10) | 3.48 (8) |
BSA dimer | Dimer | 137.1 (39) | 3.68 (21) | 3.62 (15) |
Aldolase (rabbit) | Tetramer | 155 | 4.77 (6) | 3.69 (5) |
Based on static light scattering, averaged over three runs.
Based on ‘in-line’ dynamic light scattering, averaged over three runs.
Determined from R H via equation (1).