100NL - Call this river bet?

This one was tough for me. MP3 has either been on a draw or had some real strength, and we checked the river to him, so he could be taking his last chance here. Getting 3:1 with TPTK do we have to call here?

PokerStars No-Limit Hold'em, $1.00 BB (9 handed) Poker-Stars Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

SB ($45.90)
BB ($49.40)
UTG ($50.50)
UTG+1 ($34.25)
Hero ($136.65)
MP2 ($68.60)
MP3 ($113.05)
CO ($98)
Button ($102.85)

Preflop: Hero is MP1 with Jhttp://www.flopturnriver.com/phpBB2/...es/diamond.gif, Ahttp://www.flopturnriver.com/phpBB2/...es/diamond.gif.
2 folds, Hero raises to $4, MP2 calls $4, MP3 calls $4, 4 folds.

Flop: ($13.50) 6http://www.flopturnriver.com/phpBB2/...miles/club.gif, Thttp://www.flopturnriver.com/phpBB2/...miles/club.gif, 6http://www.flopturnriver.com/phpBB2/...es/diamond.gif (3 players)
Hero bets $8, MP2 calls $8, MP3 calls $8.

Turn: ($37.50) Jhttp://www.flopturnriver.com/phpBB2/...iles/heart.gif (3 players)
Hero bets $20.5, MP2 calls $20.50, MP3 calls $20.50.

River: ($99) 9http://www.flopturnriver.com/phpBB2/...iles/spade.gif (3 players)
Hero checks, MP2 checks, MP3 bets $53, Hero calls $53, MP2 folds.

Final Pot: $205