>2a5e_A mol:protein length:156 TUMOR SUPPRESSOR P16INK4A MEPAAGSSMEPSADWLATAAARGRVEEVRALLEAGALPNAPNSYGRRPIQVMMMGSARV AELLLLHGAEPNCADPATLTRPVHDAAREGFLDTLVVLHRAGARLDVRDAWGRLPVDLA EELGHRDVARYLRAAAGGTRGSNHARIDAAEGPSDIPD