Chains and heterogens:
PDB Chain Sequences:
>1j2zA (A:) mskiaktaiispkaeinkgveigefcvigdgvkldegvklhnnvtlqghtfvgknteifp favlgtqpqdlkykgeyseliigednlirefcminpgteggikktligdknllmayvhva hdcvigshcilangvtlaghieigdyvniggltaihqfvriakgcmiagksalgkdvppy ctvegnrafirglnrhrmrqlleskdidfiyalykrlfrpipslresakleleehannpf vkeicsfilessrgvayksseysseekqee
>1j2zA (A:) skiaktaiispkaeinkgveigefcvigdgvkldegvklhnnvtlqghtfvgknteifpf avlgtqpqdlkykgeyseliigednlirefcminpgteggikktligdknllmayvhvah dcvigshcilangvtlaghieigdyvniggltaihqfvriakgcmiagksalgkdvppyc tvegnrafirglnrhrmrqlleskdidfiyalykrlfrpipslresakleleehannpfv keicsfilessrgvaykss