This mod has been tested on different pc's to test its working It changes the Texture of Alex And His Mutation Weapons So that They Look Good 
Installation:---
 1 Open "Texmod.exe" 2 Click on the yellow folder icon and browsr to your "Prototypef.exe" file 3 Select the "PrototypeMod.tpf" file by clicking on the small folder icon at the center of the window(above the red cross) 4 Click on run