My experience was the PR2 on the front was terrible, kept losing it on very fast corners.
PR3 was a far superior tyre.
The best tyres I ever had on the 1000 were Metzeler Sportecs with the Michelin PR3 good also
Good article in the July issue of Performance Bike
The article is 2013 tyre test, best sporty road tyres. Metezler Sportec M5 took top honours on the road. Next month they will be testing the same tyres on the track.