22$ JJ wit A-High flop C-bet HU?

[sloove]

Party Poker No-Limit Hold'em Tourney, Big Blind is t100 (9 handed) Hand History converter Courtesy of PokerZion.com

saw flop|<font color="#C00000">saw showdown</font>

SB (t2280)
BB (t2370)
UTG (t1420)
UTG+1 (t1280)
<font color="#C00000">MP1 (t1820)</font>
MP2 (t2880)
MP3 (t5330)
Hero (t1750)
Button (t870)

Preflop: Hero is CO with J[img]/images/graemlins/diamond.gif[/img], J[img]/images/graemlins/heart.gif[/img].
<font color="#666666">2 folds</font>, MP1 calls t100, <font color="#666666">2 folds</font>, <font color="#CC3333">Hero raises to t400</font>, <font color="#666666">3 folds</font>, MP1 calls t300.

Flop: (t950) 6[img]/images/graemlins/heart.gif[/img], 5[img]/images/graemlins/spade.gif[/img], A[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(2 players)</font>
MP1 checks, <font color="#CC3333">Hero bets t600</font>, MP1 calls t600.

Turn: (t2150) T[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(2 players)</font>
MP1 checks, Hero checks.

River: (t2150) Q[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">MP1 bets t500</font>, Hero folds.


I end up with 750 and commited a very large amount of my stack to the pot. Should I bet lesse on the flop? I think PFR and C-Bet is standard here?