Sequence alignment between 1bi7(B) and UniProt seq P42771 (CDN2A_HUMAN):

P42771 (CDN2A_HUMAN): Cyclin-dependent kinase inhibitor 2A from Homo sapiens
                 10        20        30        40        50        60        70        80        90       100       110       120       130       140       150      
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+------
UniProt: MEPAAGSSMEPSADWLATAAARGRVEEVRALLEAGALPNAPNSYGRRPIQVMMMGSARVAELLLLHGAEPNCADPATLTRPVHDAAREGFLDTLVVLHRAGARLDVRDAWGRLPVDLAEELGHRDVARYLRAAAGGTRGSNHARIDAAEGPSDIPD
         ....................................X.......................................................................................................................
PDB seq: ---------EPSADWLATAAARGRVEEVRALLEAGANPNAPNSYGRRPIQVMMMGSARVAELLLLHGAEPNCADPATLTRPVHDAAREGFLDTLVVLHRAGARLDVRDAWGRLPVDLAEELGHRDVARYLRAAA----------------------
                  +---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+----                      
                 10        20        30        40        50        60        70        80        90       100       110       120       130