"As of 04:00 [Moscow time, 01:00 GMT], a fifth body has been found and recovered," the ministry said.
A natural gas explosion hit a 10-storey building in Magnitogorsk, a city in Russia's Chelyabinsk Region, damaging 48 apartments on Monday. The fate of dozens of people remains unknown.
Russian President Vladimir Putin has extended condolences to the families of those killed in the building's collapse. The president arrived in Magnitogorsk on Monday and personally inspected the site.
READ MORE: Nine Floors Collapse in Residential Building in Russia's Izhevsk (PHOTO, VIDEO)