Chaîne A (275 résidus)
Domaine alpha1 Domaine alpha2 Domaine alpha3
  A    GLY SER HIS SER MET ARG TYR PHE PHE THR SER VAL SER
  A    ARG PRO GLY ARG GLY GLU PRO ARG PHE ILE ALA VAL GLY
  A    TYR VAL ASP ASP THR GLN PHE VAL ARG PHE ASP SER ASP
  A    ALA ALA SER GLN ARG MET GLU PRO ARG ALA PRO TRP ILE
  A    GLU GLN GLU GLY PRO GLU TYR TRP ASP GLY GLU THR ARG
  A    LYS VAL LYS ALA HIS SER GLN THR HIS ARG VAL ASP LEU
  A    GLY THR LEU ARG GLY TYR TYR ASN GLN SER GLU ALA GLY
  A    SER HIS THR VAL GLN ARG MET TYR GLY CYS ASP VAL GLY
  A    SER ASP TRP ARG PHE LEU ARG GLY TYR HIS GLN TYR ALA
 A    TYR ASP GLY LYS ASP TYR ILE ALA LEU LYS GLU ASP LEU
 A    ARG SER TRP THR ALA ALA ASP MET ALA ALA GLN THR THR
 A    LYS HIS LYS TRP GLU ALA ALA HIS VAL ALA GLU GLN LEU
 A    ARG ALA TYR LEU GLU GLY THR CYS VAL GLU TRP LEU ARG
 A    ARG TYR LEU GLU ASN GLY LYS GLU THR LEU GLN ARG THR
 A    ASP ALA PRO LYS THR HIS MET THR HIS HIS ALA VAL SER
 A    ASP HIS GLU ALA THR LEU ARG CYS TRP ALA LEU SER PHE
 A    TYR PRO ALA GLU ILE THR LEU THR TRP GLN ARG ASP GLY
 A    GLU ASP GLN THR GLN ASP THR GLU LEU VAL GLU THR ARG
 A    PRO ALA GLY ASP GLY THR PHE GLN LYS TRP ALA ALA VAL
 A    VAL VAL PRO SER GLY GLN GLU GLN ARG TYR THR CYS HIS
 A    VAL GLN HIS GLU GLY LEU PRO LYS PRO LEU THR LEU ARG
 A    TRP GLU