Adobe After Effects - Manual (Page 131)

Twitter™ and Facebook posts are not covered under the terms of Creative Commons.
Legal Notices | Online Privacy Policy
Note: When you import a Premiere Pro project into After Effects, features are converted in the same manner as they are converted when copying
from Premiere Pro to After Effects.
Adobe also recommends
retained.
Sequence marker Markers on a new solid-color layer To copy sequence markers, you must
either copy the sequence itself or
import the entire Adobe Premiere Pro
project as a composition.
Speed property Time Stretch property Speed and time stretch have an
inverse relationship. For example, 50%
speed in Adobe Premiere Pro is
converted to 200% stretch in After
Effects.
Time Remapping effect Time Remap property
Titles Not converted
Universal counting leaders Not converted
Video and audio transitions Opacity keyframes (Cross dissolve
only) or solid-color layers
Video effect properties and keyframes Effect properties and keyframes, if the
effect also exists in After Effects After Effects doesn’t display
unsupported effects in the Effect
Controls panel.
Volume and Channel Volume audio
filters Stereo mixer effect Other audio filters are not converted.
Source settings for R3D source files Source settings for R3D source files
127