>1xu7B (B:) SEQRES residues mkhqhqhqhqhqhqqplneefrpemlqgkkvivtgaskgigremayhlakmgahvvvtar sketlqkvvshclelgaasahyiagtmedmtfaeqfvaqagklmggldmlilnhitntsl nlfhddihhvrksmevnflsyvvltvaalpmlkqsngsivvvsslagkvaypmvaaysas kfaldgffssirkeysvsrvnvsitlcvlglidtetamkavsgivhmqaapkeecaleii kggalrqeevyydsslwttllirnpsrkileflystsynmdrfink