>9f7z_O mol:protein length:126 anti-4-1BB DARPinGSDLGKKLLKAAQEGQDDEVRELLKAGADVNAKDLRGITPLHVAAWQGHLEIVEVLLKAGADVNAKDSKGETPLHLAAFRGHLEIVEVLLKAGADVNAQDQQGETPADLAALAGHVDIAEVLQKAA