PNC Financial Services Group Inc. formed a partnership with crypto exchange Coinbase Global Inc. to offer its banking customers access to digital-currency services.

PNC Bank is working with cryptocurrency exchange Coinbase to offer crypto trading to the bank's customers, the companies said on Tuesday, in a sign that crypto is moving toward becoming increasingly interconnected to mainstream finance.

Coinbase has partnered with PNC Bank to offer the firm’s clients the option to buy and sell crypto directly from their accounts.