Robuta

https://www.ncbi.nlm.nih.gov/Structure/pdb/8SVI 8SVI: Ubiquitin variant i53:Mutant L67H with 53BP1 Tudor domain Tumor protein p53 binding protein 1Ubiquitin Variant i53: Mutant L67HGLYCEROL ubiquitin variant i53 mutant 53bp1