Sequence alignment between 1i3z(A) and UniProt seq O35324 (SH21B_MOUSE):

O35324 (SH21B_MOUSE): SH2 domain-containing protein 1B from Mus musculus
                 10        20        30        40        50        60        70        80        90       100       110       120       130  
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+--
UniProt: MDLPYYHGCLTKRECEALLLKGGVDGNFLIRDSESVPGALCLCVSFKKLVYSYRIFREKHGYYRIETDAHTPRTIFPNLQELVSKYGKPGQGLVVHLSNPIMRNNLCQRGRRMELELNVYENTDEEYVDVLP
PDB seq: MDLPYYHGCLTKRECEALLLKGGVDGNFLIRDSESVPGALCLCVSFKKLVYSYRIFREKHGYYRIETDAHTPRTIFPNLQELVSKYGKPGQGLVVHLSNPIMR-----------------------------
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---                             
                 10        20        30        40        50        60        70        80        90       100