did i make a stupid call here? huge odds..

[kgrad5]

hey guys, late in a sng and im one of the larger stacks

***** Hand History for Game 2421453431 *****
NL Texas Hold'em $10 Buy-in + $1 Entry Fee Trny:14244193 Level:5 Blinds(75/150) - Monday, July 25, 14:41:28 EDT 2005
Table Table 39776 (Real Money)
Seat 3 is the button
Total number of players : 6
Seat 2: panther656 ( $700 )
Seat 5: bogeyman999 ( $876 )
Seat 10: DontGoTILT ( $1340 )
Seat 4: kgrad55 ( $1522 )
Seat 3: MRAU2u ( $2780 )
Seat 8: Ironsam ( $782 )
Trny:14244193 Level:5
Blinds(75/150)
** Dealing down cards **
Dealt to kgrad55 [ Kd Jc ]
Ironsam calls [150].
DontGoTILT folds.
panther656 has been reconnected and has 20 seconds to act.
panther656 folds.
MRAU2u calls [150].
kgrad55 calls [75].
bogeyman999 checks.
** Dealing Flop ** [ Js, 5s, 3c ]
kgrad55 bets [400].
bogeyman999 is all-In [726]
Ironsam is all-In [632]
MRAU2u folds.
kgrad55 calls [326].


i was getting something like 2100 - 326 on my call but its very unlikely im best at this point...
was it ok to lead at this pot? I felt at the time that the texture was pretty good but i got a bad reaction hehe..
thanks