NL 100 AK, Tilted button opens for 11x

[Mez]

Button just lost a sizable pot with the donkey end of a straight (edit: to me). Haven't seen him get out of line before this.

PokerStars No-Limit Hold'em, $1.00 BB (5 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

MP ($89.35)
Button ($77.55)
Hero ($161.60)
BB ($60)
UTG ($123.35)

Preflop: Hero is SB with A, K.
2 folds</font>, Button raises to $11</font>, Hero ??? <font color="red"> </font>