Giorgi Gvelesiani scored the winner in the ninth minute from the penalty spot in Isfahan’s Fooladshahr Stadium after he was brought down in Zob Ahan's penalty area.
Zob Ahan player Mohsen Azarbad was sent off in the 53rd minute for a violent foul on Persepolis defender Ali Nemati.
Furthermore, Shams Azar was held to a goalless draw by Mes Rafsanjan in Qazvin, Tractor beat struggling Esteghlal Khuzestan 2-0 in Tabriz and Paykan drew 2-2 with Sanat Naft in Tehran.
The match between Aluminum Arak and Havadar was suspended due to the severe weather conditions.
Esteghlal sits at the top of the table with 39 points, followed by Persepolis (36).