Chains and heterogens:
PDB Chain Sequences:
>4cd1A (A:) mahhhhhhvgtgsnddddkspdptqdvreppalkygivldagsshtsmfvykwpadkend tgivgqhsscdvqgggissyandpskagqslvrcleqalrdvprdrhastplylgatagm rllnltspeatarvleavtqtltqypfdfrgarilsgqdegvfgwvtanyllenfikygw vgrwirprkgtlgamdlggastqitfettspsedpgnevhlrlygqhyrvythsflcygr dqillrllasalqihrfhpcwpkgystqvllqevyqspctmgqrprafngsaivslsgts natlcrdlvsrlfnisscpfsqcsfngvfqppvagnfiafsafyytvdflttvmglpvgt lkqleeateitcnqtwtelqarvpgqktrladycavamfihqllsrgyhfdersfrevvf qkkaadtavgwalgymlnltnlipadlpglrkgthfs
>4cd1A (A:) lkygivldagsshtsmfvykwpadkendtgivgqhsscdvqgggissyandpskagqslv rcleqalrdvprdrhastplylgatagmrllnltspeatarvleavtqtltqypfdfrga rilsgqdegvfgwvtanyllenfikygwvgrwirprkgtlgamdlggastqitfettsps edpgnevhlrlygqhyrvythsflcygrdqillrllasalqihrfhpcwpkgystqvllq evyqspctmgqaivslsgtsnatlcrdlvsrlfnisscpfsqcsfngvfqppvagnfiaf safyytvdflttvmglpvgtlkqleeateitcnqtwtelqarvpgqktrladycavamfi hqllsrgyhfdersfrevvfqkkaadtavgwalgymlnltnlipad