A former Pakistani provincial minister, who was wounded in a suicide attack on the home of Federal Minister Amir Muqam in Peshawar succumbed to his injuries on Saturday.Pir Mohammed Khan, a cousin of Muqam and a former minister of the North West Frontier Province, sustained serious injuries, when the bomber blew himself up in Muqam's home at Hayatabad in Peshawar on Friday.Muqam, who is provincial president of the ruling PML-Q, escaped unhurt.Khan underwent surgery but never emerged from the coma he had slipped into. He died this afternoon, Dawn News channel reported.Three security personnel were also killed in the attack, the latest in a string of suicide bombings witnessed in Pakistan.Nearly 140 people were killed and hundreds injured in a suicide attack on former premier Benazir Bhutto's homecoming rally in Karachi on October 19.Seven security personnel died in a suicide attack outside the official residence of Gen Tariq Majid, the Chairman of the Joint Chiefs of Staff Committee, in Rawalpindi last month, while an equal number were killed when a suicide bomber rammed his motorcycle into a Pakistan Air Force bus in Sargodha.