>4cd1A (A:) observed residues (from ATOM records)
lkygivldagsshtsmfvykwpadkendtgivgqhsscdvqgggissyandpskagqslv
rcleqalrdvprdrhastplylgatagmrllnltspeatarvleavtqtltqypfdfrga
rilsgqdegvfgwvtanyllenfikygwvgrwirprkgtlgamdlggastqitfettsps
edpgnevhlrlygqhyrvythsflcygrdqillrllasalqihrfhpcwpkgystqvllq
evyqspctmgqaivslsgtsnatlcrdlvsrlfnisscpfsqcsfngvfqppvagnfiaf
safyytvdflttvmglpvgtlkqleeateitcnqtwtelqarvpgqktrladycavamfi
hqllsrgyhfdersfrevvfqkkaadtavgwalgymlnltnlipad