What is 101 second street building?

101 Second Street is a skyscraper located in the South of Market district in San Francisco, California. It stands 404 feet (123 meters) tall and has 26 floors above ground. The building was completed in 2000 and is primarily used for office space. It was designed by the architecture firm Heller Manus Architects. The building's unique design features a curved glass curtain wall that wraps around the curved facade, providing a striking visual effect. It is one of the tallest buildings in San Francisco, and its central location makes it easily accessible to public transportation and other amenities. Several notable companies, including Google and Dolby Laboratories, have offices in the building.