Robuta

https://www.ncbi.nlm.nih.gov/Structure/pdb/1KJM 1KJM: TAP-A-associated rat MHC class I molecule B6 PeptideRT1 class I histocompatibility antigen, AA alpha chain, heavy chainbeta-2-MicroglobulinSULFATE ION mhc class itapassociatedratmolecule