Here's a document about using UV maps in After Effects:
http://www.adobe.com/devnet/aftereffects/articles/3d_integration_pt1.html
http://www.adobe.com/devnet/aftereffects/articles/3d_integration_pt2.html
This does involve the use of a 3D application, but it allows you to do more of the work in After Effects.
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Todd Kopriva, Adobe Systems Incorporated
product manager, professional video software
After Effects team blog
Premiere Pro team blog
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