The Mavericks have won the last three meetings with the Trail Blazers, including the first two this season. The team’s longest winning streak against Portland since entering the league in 1980 is a four-game run from November 13-February 20, 1985.
Dallas has won its last three home games against Portland and five of the last six, including an 82-73 victory on November 11.
The Mavericks have bounced back from a three-game losing streak with three straight wins and posted a 101-90 victory over the New York Knicks on Friday.
Michael Finley added 20 points and nine assists as the Mavs overcame a shaky performance from point guard Steve Nash, who was 0-of-9 from the floor and had his streak of 47 consecutive free throws snapped.
Dallas has won its last five home games and is 19-2 at American Airlines Center this season.
Portland has won the first three games of a four-game road trip and recorded a 97-96 victory over the New Orleans Hornets on Friday.
Portland improved to 3-1 since star forward Rasheed Wallace was suspended for confronting official outside the Rose Garden on January 15. Wallace will serve the fifth game of the seven-game ban on Sunday.
The Blazers have won five of their last six road games and are 14-9 away from the Rose Garden this season.