Chains and heterogens:
PDB Chain Sequences:
>1serA (A:) mvdlkrlrqepevfhrairekgvaldleallaldrevqelkkrlqevqternqvakrvpk appeekealiargkalgeeakrleealrekearlealllqvplppwpgapvggeeanrei krvggppefsfppldhvalmekngwweprisqvsgsrsyalkgdlalyelallrfamdfm arrgflpmtlpsyarekaflgtghfpayrdqvwaiaetdlyltgtaevvlnalhsgeilp yealplryagyapafrseagsfgkdvrglmrvhqfhkveqyvlteasleasdrafqelle naeeilrllelpyrlvevatgdmgpgkwrqvdievylpsegryrethscsalldwqarra nlryrdpegrvryaytlnntalatprilamllenhqlqdgrvrvpqalipymgkevlepc g
>1serA (A:) mvdlkrlrqepevfhrairekgvaldleallaldrevqrekearlealllqvplppwpga pvggeeanreikrvggppefsfppldhvalmekngwweprisqvsgsrsyalkgdlalye lallrfamdfmarrgflpmtlpsyarekaflgtghfpayrdqvwaiaetdlyltgtaevv lnalhsgeilpyealplryagyapafrseagsfgkdvrglmrvhqfhkveqyvlteasle asdrafqellenaeeilrllelpyrlvevatgdmgpgkwrqvdievylpsegryrethsc salldwqarranlryrdpegrvryaytlnntalatprilamllenhqlqdgrvrvpqali pymgkevlepcg
>1serB (B:) mvdlkrlrqepevfhrairekgvaldleallaldrevqelkkrlqevqternqvakrvpk appeekealiargkalgeeakrleealrekearlealllqvplppwpgapvggeeanrei krvggppefsfppldhvalmekngwweprisqvsgsrsyalkgdlalyelallrfamdfm arrgflpmtlpsyarekaflgtghfpayrdqvwaiaetdlyltgtaevvlnalhsgeilp yealplryagyapafrseagsfgkdvrglmrvhqfhkveqyvlteasleasdrafqelle naeeilrllelpyrlvevatgdmgpgkwrqvdievylpsegryrethscsalldwqarra nlryrdpegrvryaytlnntalatprilamllenhqlqdgrvrvpqalipymgkevlepc g