A Puerto Rico-based startup bank is said to be struggling to survive and that could have repercussions in the cryptocurrency markets. Noble Bank is trying to keep afloat and has been frantically searching for funding, according to two highly placed sources, including one at a large cryptocurrency exchange. The bank, with a large chunk of assets coming from Tether’s U.S. dollars, is said to have reached out to at least one large holder of the “stablecoin” in hopes of getting a cash lifeline, but the solicitation was rejected. The source would not elaborate on the size of the request. “If Noble doesn’t get cash soon, they will only have a…

Fake Tethers under fake bitcoins. It's an illustration of what may be happening (Photo via Shutterstock).