Chains and heterogens:
PDB Chain Sequences:
>3aky_ (-) esirmvligppgagkgtqapnlqerfhaahlatgdmlrsqiakgtqlgleakkimdqggl vsddimvnmikdeltnnpackngfildgfprtipqaekldqmlkeqgtplekaielkvdd ellvaritgrlihpasgrsyhkifnppkedmkddvtgealvqrsddnadalkkrlaayha qtepivdfykktgiwagvdasqppatvwadflnklgkn