Al Horford finished with 17 points and 11 rebounds to help the Hawks snap a two-game skid.
Zach Randolph scored 20 points and Mike Conley added 17 as the Grizzlies lost their second straight.
Atlanta played without No. 2 center Zaza Pachulia, veteran guard DeShawn Stevenson and swingman Anthony Morrow, but still held the Grizzlies to 26.3 percent shooting in the third quarter.
Memphis missed its first 13 shots from the field in the third before Randolph hit a 22-footer at the 6:26 mark, but the Grizzlies trailed by 19 and never recovered.
Beginning the game with the NBA's stingiest defense, Memphis allowed the Hawks to shoot a season-high 62.2 percent in the first half.
Atlanta committed seven turnovers in the second quarter but still led 58-45 on Teague's layup in the closing seconds.
Jerryd Bayless finished with 15 points and Marc Gasol had 14 points and 10 rebounds for Memphis.
The Hawks took their first double-digit lead at the 6:25 mark of the second when Teague's 3-pointer from the right corner made it 43-33.
Kyle Korver scored 12 points for Atlanta, which took its biggest lead at 23 on a free throw by Smith in the third.
NOTES: Pachulia missed his fourth straight game with a sore right Achilles. ... The Grizzlies dropped to 1-6 when opponents score at least 100 points. ... Hawks coach Larry Drew usually doesn't play Stevenson, a 12th-year veteran, on back-to-back nights. Anthony Tolliver replaced Stevenson in the lineup, finishing with eight points and seven rebounds. ... Atlanta G Devin Harris scored eight points after missing Tuesday's loss at Indiana with a sore left foot. ... Memphis dropped to 5-2 on the road against Eastern Conference teams this season. ... Both teams were playing for the second consecutive night.
http://accesswdun.com/article/2013/2/258035