Is H@llingol a donkey? Is this play +EV by any chance?

[Omniheart]

PokerStars Game #5864205874: Hold'em No Limit ($25/$50) - 2006/08/10 - 08:47:52 (ET)
Table 'Sirona' 9-max Seat #2 is the button
Seat 1: JohnSmiley1 ($7239 in chips)
Seat 2: postmand ($1850 in chips)
Seat 3: i-dont-chop ($3501 in chips)
Seat 4: twin-caracas ($23978 in chips)
Seat 5: JesusQintana ($6427 in chips)
Seat 6: lowen0621 ($2672 in chips)
Seat 7: H@££INGGOL ($7497 in chips)
i-dont-chop: posts small blind $25
twin-caracas: posts big blind $50
*** HOLE CARDS ***
JesusQintana: raises $150 to $200
lowen0621: calls $200
H@££INGGOL: raises $450 to $650
JohnSmiley1: calls $650
postmand: folds
i-dont-chop: folds
twin-caracas: folds
JesusQintana: calls $450
lowen0621: raises $2022 to $2672 and is all-in
H@££INGGOL: calls $2022
JohnSmiley1: calls $2022
JesusQintana: folds
*** FLOP *** [2d Ad 4c]
H@££INGGOL: bets $950
JohnSmiley1: calls $950
*** TURN *** [2d Ad 4c] [As]
H@££INGGOL: bets $950
JohnSmiley1: folds
*** RIVER *** [2d Ad 4c As] [Js]
*** SHOW DOWN ***
H@££INGGOL: shows [5s 3s] (a straight, Ace to Five)
H@££INGGOL collected $1900 from side pot
lowen0621: mucks hand
H@££INGGOL collected $8738 from main pot
*** SUMMARY ***
Total pot $10641 Main pot $8738. Side pot $1900. | Rake $3
Board [2d Ad 4c As Js]
Seat 1: JohnSmiley1 folded on the Turn
Seat 2: postmand (button) folded before Flop (didn't bet)
Seat 3: i-dont-chop (small blind) folded before Flop
Seat 4: twin-caracas (big blind) folded before Flop
Seat 5: JesusQintana folded before Flop
Seat 6: lowen0621 mucked
Seat 7: H@££INGGOL showed [5s 3s] and won ($10638) with a straight, Ace to Five

I just dont understand how u can call off half a buy in with 53suited.