Donald Sterling is officially done for. He can fight all he wants about his lifetime ban with the NBA, but there's no way he can win. Per attorney Shawn F. Matian, Sterling is screwed no matter what and will effectively be losing his Los Angeles Clippers franchise.
Here's what Matian writes:
https://twitter.com/ShawnFNBA/status/461275530675752960
https://twitter.com/ShawnFNBA/status/461275849711308800
https://twitter.com/ShawnFNBA/status/461276036005523456
https://twitter.com/ShawnFNBA/status/461276167207530496
https://twitter.com/ShawnFNBA/status/461276410770751488
https://twitter.com/ShawnFNBA/status/461276599975821312
https://twitter.com/ShawnFNBA/status/461276751104983040
https://twitter.com/ShawnFNBA/status/461277921361944576
https://twitter.com/ShawnFNBA/status/461278219191083008
And there ya go.