Chains and heterogens:
PDB Chain Sequences:
>6n5gA (A:) mdtsklkpndprvkyetkqirgktysyilgepagpkletvvlvhgwpdmafgwrhqipyl mslgfqvvapnmlgyagtdaprdlsqftlksvsadiaelarsfvgqdgqivlgghdwgga vvwrtayyhpelvkavfsvctplhplsaeykpledivaaghmlnfkyqlqlkgpdveari qgkdmlrrfframfggrgpngeagfstsdgvhfdvldkigapplldeqeleyyveqyalq eapelrgplnwyrtrelnakdemdrakngpplrfempalfvaaskdnalppamskgmdaf ykdltraevdathwaltqagdevnrvigewlnkalg