Ulker Istanbul followed up their big Euroleague win in midweek over Cibona with a demolition of hosts ITU in the Turkish top flight on Saturday.
Serkan Erdogan had 23 points and Lithuanian international Saulius Stombergas poured in 18 in a 106-67 triumph over ITU.
Ulker have guaranteed themselves a share of the lead in Turkey until the next round, with Efes Pilsen looking to join them at the top on Sunday when they travel to Erdemirspor.
There were some thrillers played between sides who are not title contenders.
Bottom club Tekelspor claimed a rare win, defeating Banvitspor 71-70.
Banvitspor are coached by New Zealand's Olympic basketball team boss, Tab Baldwin.
Galatasaray, who occupy the penultimate place in the standings, suffered a 78-76 home defeat to Pinar Karsiyaka while Tuborg Pilsener edge Fenerbahce 84-82.
In another game, Buyuk Kolej were losers at home against Turk Telekom, 96-87.

