Chains and heterogens:
PDB Chain Sequences:
>1dx4A (A:) vidrlvvqtssgpvrgrsvtvqgrevhvytgipyakppvedlrfrkpvpaepwhgvldat glsatcvqeryeyfpgfsgeeiwnpntnvsedclyinvwapakarlrhgrganggehpng kqadtdhlihngnpqnttnglpiliwiygggfmtgsatldiynadimaavgnvivasfqy rvgafgflhlapempsefaeeapgnvglwdqalairwlkdnahafggnpewmtlfgesag sssvnaqlmspvtrglvkrgmmqsgtmnapwshmtsekaveigkalindcncnasmlktn pahvmscmrsvdaktisvqqwnsysgilsfpsaptidgaflpadpmtlmktadlkdydil mgnvrdegtyfllydfidyfdkddatalprdkyleimnnifgkatqaereaiifqytswe gnpgyqnqqqigravgdhfftcptneyaqalaergasvhyyyfthrtstslwgewmgvlh gdeieyffgqplnnslqyrpverelgkrmlsaviefaktgnpaqdgeewpnfskedpvyy ifstddkieklargplaarcsfwndylpkvrswagtcdgdsgsas
>1dx4A (A:) drlvvqtssgpvrgrsvtvqgrevhvytgipyakppvedlrfrkpvpaepwhgvldatgl satcvqeryeyfpgfsgeeiwnpntnvsedclyinvwapattnglpiliwiygggfmtgs atldiynadimaavgnvivasfqyrvgafgflhlapempsefaeeapgnvglwdqalair wlkdnahafggnpewmtlfgesagsssvnaqlmspvtrglvkrgmmqsgtmnapwshmts ekaveigkalindcncnasmlktnpahvmscmrsvdaktisvqqwnsysgilsfpsapti dgaflpadpmtlmktadlkdydilmgnvrdegtyfllydfidyfdkddatalprdkylei mnnifgkatqaereaiifqytswegnpgyqnqqqigravgdhfftcptneyaqalaerga svhyyyfthrtstslwgewmgvlhgdeieyffgqplnnslqyrpverelgkrmlsavief aktgnpaqdgeewpnfskedpvyyifstddkieklargplaarcsfwndylpkvrsw