Chains and heterogens:
PDB Chain Sequences:
>3cj7A (A:) mahhhhhhvgtgsnddddkspdptqdvreppalkygivldagsshtsmfvykwpadkend tgivgqhsscdvqgggissyandpskagqslvrcleqalrdvprdrhastplylgatagm rllnltspeatarvleavtqtltqypfdfrgarilsgqdegvfgwvtanyllenfikygw vgrwirprkgtlgamdlggastqitfettspsedpgnevhlrlygqhyrvythsflcygr dqillrllasalqihrfhpcwpkgystqvllqevyqspctmgqrprafngsaivslsgts natlcrdlvsrlfnisscpfsqcsfngvfqppvagnfiafsafyytvdflttvmglpvgt lkqleeateitcnqtwtelqarvpgqktrladycavamfihqllsrgyhfdersfrevvf qkkaadtavgwalgymlnltnlipadlpglrkgthf
>3cj7A (A:) palkygivldagsshtsmfvykwpadkendtgivgqhsscdvqgggissyandpskagqs lvrcleqalrdvprdrhastplylgatagmrllnltspeatarvleavtqtltqypfdfr garilsgqdegvfgwvtanyllenfikygwvgrwirprkgtlgamdlggastqitfetts psedpgnevhlrlygqhyrvythsflcygrdqillrllasalqihrfhpcwpkgystqvl lqevyqspctmgqsaivslsgtsnatlcrdlvsrlfnisscpfsqcsfngvfqppvagnf iafsafyytvdflttvmglpvgtlkqleeateitcnqtwtelqarvpgqktrladycava mfihqllsrgyhfdersfrevvfqkkaadtavgwalgymlnltnlipadlpglrkgthf