Turn play AKs - pretty sure I'm getting run over

[DMBFan23]

I don't have enough hands on any of these dudes to have any meaningful read, but villain is like 20/16 over 25 hands so probably not a complete goon.

Full Tilt Poker
No Limit Holdem Ring game
Blinds: $0.10/$0.25
6 players
Converter

Stack sizes:
UTG: $20.60
UTG+1: $6.20
Hero: $27.25
Button: $11.95
SB: $32.25
BB: $24.65

Pre-flop: (6 players) Hero is CO with K[img]/images/graemlins/heart.gif[/img] A[img]/images/graemlins/heart.gif[/img]
2 folds, <font color="#cc0000">Hero raises to $1</font>, Button calls, SB folds, BB calls.

Flop: ($3.1) K[img]/images/graemlins/club.gif[/img] Q[img]/images/graemlins/diamond.gif[/img] 8[img]/images/graemlins/diamond.gif[/img] (3 players)
BB checks, <font color="#cc0000">Hero bets $3</font>, Button folds, BB calls.

Turn: ($9.1) 7[img]/images/graemlins/club.gif[/img] (2 players)
BB checks, <font color="#cc0000">Hero bets $6</font>, <font color="#cc0000">BB raises to $12</font>, Hero folds.
Uncalled bets: $6 returned to BB.

Results:
Final pot: $21.1

should I have checked the turn behind or called this?