>3ch6E (E:) observed residues (from ATOM records)
eefrpemlqgkkvivtgaskgigremayhlakmgahvvvtarsketlqkvvshclelgaa
sahyiagtmedmtfaeqfvaqagklmggldmlilnhitntslnlfhddihhvrksmevnf
lsyvvltvaalpmlkqsngsivvvsslagkvaypmvaaysaskfaldgffssirkeysvs
rvnvsitlcvlglidtetamkavsgivhmqaapkeecaleiikggalrqeevyydssrwt
tllirnpcrkileelystsynmd