nl50: missplayed AJs rivers top2 and faces 4x PSB

[Frawa]

Poker Stars, $0.25/$0.50 NL Hold'em Cash Game, 6 Players
LegoPoker Hand History Converter

SB: $49.50
BB: $23.95
UTG: $156.30
Hero (MP): $81.05
CO: $50
BTN: $57

Pre-Flop: A[img]/images/graemlins/heart.gif[/img] J[img]/images/graemlins/heart.gif[/img] dealt to Hero (MP)
<font color="red">UTG raises to $1.50</font>, Hero calls $1.50, CO calls $1, 2 folds, BB calls $1

Flop: ($5.75) 3[img]/images/graemlins/club.gif[/img] A[img]/images/graemlins/diamond.gif[/img] 9[img]/images/graemlins/club.gif[/img] (4 Players)
BB checks, UTG checks, <font color="red">Hero bets $4.50</font>, 2 folds, UTG calls $4.50

Turn: ($14.75) 8[img]/images/graemlins/diamond.gif[/img] (2 Players)
UTG checks, Hero checks

River: ($14.75) J[img]/images/graemlins/club.gif[/img] (2 Players)
<font color="red">UTG bets $55.50</font>, Hero ????

reason for not raising PF was that i wasnt comfortable to call a 3bet with AJ (wich whould have happend very likely with this villain)
turn = potcontrol , river = sucks


his stats 71/22/1.4/33 204hands

easy fold? , PSB turn - go broke ? effective stacks 160bb