Eye lens proteins and transparency: from light transmission theory to solution X-ray structural analysis.

TIlEORy 5 1 Absorption . . . . . . . . . . . . .... 52 Scattering . ... ....... . . . . . . .. . .. ... 52 TRANSPARENCY ... . .. . . . . . . . . ...... . . . . . .. . . . . . . . .. . . . . .. . ..... 57 Membrane Scattering . . . . .. ....... 58 Cytoplasm Scattering and Transparency . . . . ....... 58 Protein-Protein Interactions: rt.-Crystallins ... . . . . ....... . . ....... ... . . . . . . . . .. . .. . 60 Calculating Transmitted Light From Interparticle Interactions . . . .. .. . .... ........ ....... . . . ... 6 1 OPACITIES AND CATARACT MODEL SySTEMS 62 The Two Lens-Scattering Systems . . . . . . .. . ..... . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . .. . . 62 Protein-Associated Opacities: Cold Cataracts and Calcium-Induced Opacification ... 64 Protein-Protein Interactions: y-Crystallins . . . . . . . . . 65 DiSCUSSION . . . . . . . . . . . . . ...... . . . . .. . . . . . . . . . . . . . . . . . ..... . . . . . . . .... 66