Fairly deep heads up hand

[FeelGoodAboutHood]

2-5 game, villain has about 800, Hero has about 1000.

Match has been going on for about an hour villain will take a flop with any two for a reasonable sum, and will occasionally bluff on the end.

Villain limps on button. Hero makes it $20 with Q [img]/images/graemlins/club.gif[/img], T [img]/images/graemlins/club.gif[/img], Villain calls.

Flop comes T-7-4 rainbow. Hero bets $35, villain calls.

Turn: K [img]/images/graemlins/diamond.gif[/img], putting two on board. Hero bets $45, Villain calls.

River: Non- [img]/images/graemlins/diamond.gif[/img] Q. Hero bets $175, Villain raises all-in. Hero ????