Chains and heterogens:
PDB Chain Sequences:
>2aky_ (-) esirmvligppgagkgtqapnlqerfhaahlatgdmlrsqiakgtqlgleakkimdqggl vsddimvnmikdeltnnpackngfildgfprtipqaekldqmlkeqgtplekaielkvdd ellvaritgrlihpasgrsyhkifnppkedmkddvtgealvqrsddnadalkkrlaayha qtepivdfykktgiwagvdasqppatvwadilnklgkn