>2c57G (G:) observed residues (from ATOM records)
gsshhhhhhssshmkilviqgpnlnmlggmvtldqiheimqtfvkqgnldveleffqtnf
egeiidkiqesvgsdyegiiinpgafshtsiaiadaimlagkpvievhltniqareefrk
nsytgaacggvimgfgplgynmalmamvnilaemkafqeaqknn