I knew...

This may not be the prettiest hand ever but I was ahead on the turn... And I knew that 6c was coming.

PokerStars Game #2746932585: Tournament #13485904, Hold'em No Limit - Level V (75/150) - 2005/10/07 - 12:55:58 (ET)
Table '13485904 1' Seat #5 is the button
Seat 2: shakes3232 (1670 in chips)
Seat 3: Uncle Robo (3040 in chips) is sitting out
Seat 4: kjeffsky (1105 in chips)
Seat 5: reno01 (980 in chips)
Seat 6: dominguez9 (2935 in chips)
Seat 7: ekillian (2605 in chips)
Seat 8: DxAxNxK (1165 in chips) is sitting out
dominguez9: posts small blind 75
ekillian: posts big blind 150
*** HOLE CARDS ***
Dealt to ekillian [5c 7c]
DxAxNxK: folds
shakes3232: folds
Uncle Robo: folds
kjeffsky: folds
DxAxNxK has returned
reno01: folds
dominguez9: calls 75
ekillian: checks
*** FLOP *** [4c Qs 3c]
dominguez9: bets 400
ekillian: calls 400
*** TURN *** [4c Qs 3c] [5s]
dominguez9: bets 400
ekillian: calls 400
*** RIVER *** [4c Qs 3c 5s] [6c]
dominguez9: bets 400
Uncle Robo has returned
ekillian: raises 500 to 900
dominguez9: calls 500
*** SHOW DOWN ***
ekillian: shows [5c 7c] (a straight flush, Three to Seven)
dominguez9: shows [7s 9s] (a straight, Three to Seven)
ekillian collected 3700 from pot
*** SUMMARY ***
Total pot 3700 | Rake 0
Board [4c Qs 3c 5s 6c]
Seat 2: shakes3232 folded before Flop (didn't bet)
Seat 3: Uncle Robo folded before Flop (didn't bet)
Seat 4: kjeffsky folded before Flop (didn't bet)
Seat 5: reno01 (button) folded before Flop (didn't bet)
Seat 6: dominguez9 (small blind) showed [7s 9s] and lost with a straight, Three to Seven
Seat 7: ekillian (big blind) showed [5c 7c] and won (3700) with a straight flush, Three to Seven
Seat 8: DxAxNxK folded before Flop (didn't bet)

I went on to win.