Galectin-9 is one of the best-studied of the tandem-repeat galectins with glycan binding in both the N-and C-terminal domains. The protein lacks a signal sequence, like most galectins, and is synthesized in the cytosol on free polyribosomes.
As a cheerleader on the sidelines in high school, Sheila Johnson never imagined that one day she'd buy a professional sports team of her own! Now, as the first African-American woman to become a billionaire (even before Oprah!) and the first woman to be a majority owner of a WNBA team, she reserves her cheers for her beloved Washington Mystics.
Oprah Winfrey at the White House in 2010, the first female black billionaire and the only black billionaire from 2004 to 2006. According to Forbes 2014 ranking of the world's billionaires, Nigerian business magnate Aliko Dangote with a net worth of $25 billion is the world's richest black person.