Wells Core Income REIT has acquired the Franklin Center, a 200,600-square-foot office building in the Baltimore submarket of Columbia, Md., from Principal Real Estate Investors.

Building on its “longstanding relationship with J.P. Morgan,” services firm Cassidy Turley has just landed a contract to lease and manage 2.5 million square feet of office space at Dallas’ Fountain Place and Houston’s Post Oak Central.

In two separate transactions, SL Green finalized previously announced deals in its prime hunting ground, Midtown New York City.

On behalf of a separate-account client, real estate investment manager Clarion Partners has acquired two adjoining office buildings in Boston’s Back Bay for $87.1 million. The 13-story buildings total 184,000 square feet.

Griffin-American Healthcare REIT II picked up $166.5 million worth of commercial real estate from the partnership of Westport Capital Partners and Reichmann International Development in the form of 10 skilled-nursing facilities across the Southwest.

CB Richard Ellis Realty Trust has expanded its presence in Florida with the purchase of Sabal Pavilion, a 120,500-square-foot office building in Tampa.

Near the close of yesterday’s markets, Jamestown Properties and Rockwood Capital announced the $390 million acquisition of 530 Fifth Ave. — also known as the Bank of New York Building — which is soon to undergo a $20 million renovation to bring the property to Class A standards.

The latest purchase in the D.C. market comes courtesy of Paramount Group Inc., on behalf of Paramount Group Real Estate Fund IV, which picked up the 12-story building at 2099 Pennsylvania Ave.

Novaya Real Estate Ventures, not yet one month old, has begun to build its portfolio with the acquisition of two office/R&D buildings featuring an aggregate 146,700 square feet in suburban Boston.

Eight years after selling The Plaza at Legacy in Plano, Texas, Hines has welcomed the 215,000-square-foot office property back into its portfolio.