>5tuyB (B:) observed residues (from ATOM records) crdvargyenvpipcvngvdgepcpedykyisencetstmnidrnithlqhctcvddcss snclcgqlsircwydkdgrllqefnkiepplifecnqacscwrncknrvvqsgikvrlql yrtakmgwgvralqtipqgtficeyvgelisdaeadvreddsylfdldgevycidaryyg nisrfinhlcdpniipvrvfmlhqdlrfpriaffssrdirtgeelgfdygdrfwdiksky ftcqcgsekckhsaeaialeqsk