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Red blood cell membrane proteins.
| Band | Molecular Mass (kDa) | Designation | Function |
|---|---|---|---|
| 1 | 240 | spectrin (α chain) | components of cytoskeleton |
| 2 | 220 | spectrin (β chain) | |
| 2.1 | 210 | ankylin | |
| 3 | 100 | band 3 (AE1) | anion transporter |
| 4.1 | 82 | band 4.1 | components of cytoskeleton |
| 4.2 | 76 | band 4.2 | |
| 4.5 | 55 | band 4.5 (GLUT1) | glucose transporter |
| 5 | 43 | actin | components of cytoskeleton |
| 6 | 35 | glyceraldehyde-3-phoshate dehydrogenase (GAPDH) | glycolytic enzyme |
| 7 | 31 | stomatin | – |
