Chains and heterogens:
PDB Chain Sequences:
>1chd_ (-) llssekliaigastggteairhvlqplplsspaviitqhmppgftrsfaerlnklcqisv keaedgervlpghayiapgdkhmelarsganyqikihdgppvnrhrpsvdvlfhsvakha grnavgviltgmgndgaagmlamyqagawtiaqneascvvfgmpreainmggvsevvdls qvsqqmlakisagqairi