Chains and heterogens:
PDB Chain Sequences:
>1q7tA (A:) msyyhhhhhhdydipttenlyfqgamsetprllfvhahpddeslsngatiahytsrgaqv hvvtctlgeegevigdrwaqltadhadqlggyrigeltaalralgvsapiylggagrwrd sgmagtdqrsqrrfvdadprqtvgalvaiirelrphvvvtydpnggyghpdhvhthtvtt aavaaagvgsgtadhpgdpwtvpkfywtvlglsalisgaralvpddlrpewvlpradeia fgysddgidavveadeqaraakvaalaahatqvvvgptgraaalsnnlalpiladehyvl aggsagardergwetdllaglgftasgt
>1q7tA (A:) dipttenlyfqgamsetprllfvhahpddeslsngatiahytsrgaqvhvvtctlgeege vigdrwaqltadhadqlggyrigeltaalralgvsapiylggagrwrdsgmagtdqrsqr rfvdadprqtvgalvaiirelrphvvvtydpnggyghpdhvhthtvttaavaaagvgpgd pwtvpkfywtvlglsalisgaralvpddlrpewvlpradeiafgysddgidavveadeqa raakvaalaahatqvvvgptgraaalsnnlalpiladehyvlaggsagardergwetdll aglgftasgt
>1q7tB (B:) msyyhhhhhhdydipttenlyfqgamsetprllfvhahpddeslsngatiahytsrgaqv hvvtctlgeegevigdrwaqltadhadqlggyrigeltaalralgvsapiylggagrwrd sgmagtdqrsqrrfvdadprqtvgalvaiirelrphvvvtydpnggyghpdhvhthtvtt aavaaagvgsgtadhpgdpwtvpkfywtvlglsalisgaralvpddlrpewvlpradeia fgysddgidavveadeqaraakvaalaahatqvvvgptgraaalsnnlalpiladehyvl aggsagardergwetdllaglgftasgt
>1q7tB (B:) etprllfvhahpddeslsngatiahytsrgaqvhvvtctlgeegevigdrwaqltadhad qlggyrigeltaalralgvsapiylggagrwrdsgmagtdqrsqrrfvdadprqtvgalv aiirelrphvvvtydpnggyghpdhvhthtvttaavaaagvgpgdpwtvpkfywtvlgls alisgaralvpddlrpewvlpradeiafgysddgidavveadeqaraakvaalaahatqv vvgptgraaalsnnlalpiladehyvlaggsagardergwetdllaglgft