Sequence alignment between 2x1v(A) and UniProt seq P01112 (RASH_HUMAN):

P01112 (RASH_HUMAN): GTPase HRas from Homo sapiens
                 10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180         
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------
UniProt: MTEYKLVVVGAGGVGKSALTIQLIQNHFVDEYDPTIEDSYRKQVVIDGETCLLDILDTAGQEEYSAMRDQYMRTGEGFLCVFAINNTKSFEDIHQYREQIKRVKDSDDVPMVLVGNKCDLAARTVESRQAQDLARSYGIPYIETSAKTRQGVEDAFYTLVREIRQHKLRKLNPPDESGPGCMSCKCVLS
         ..............................XXXXXXXX.....................XXXXXXXXXXXXXXXX.......................................................................................X..........................
PDB seq: -TEYKLVVVGAGGVGKSALTIQLIQNHFVD--------SYRKQVVIDGETCLLDILDTA----------------EGFLCVFAINNTKSFEDIHQYREQIKRVKDSDDVPMVLVGNKCDLAARTVESRQAQDLARSYGIPYIETSAKTRQGVEDAFYTLVREFR-------------------------
          --------+---------+----------        -+---------+---------                ----+---------+---------+---------+---------+---------+---------+---------+---------+----                         
                 10        20                  40        50                            80        90       100       110       120       130       140       150       160