>5a4bA (A:) observed residues (from ATOM records) awekqqrktftawcnshlrkagtqienieedfrnglklmlllevisgerlpkpdrgkmrf hkianvnkaldyiaskgvklvsigteeivdgnvkmtlgmiwtiilrfaiqdisveetsak eglllwcqrktapyrnvniqnfhtswkdglglcalihrhrpdlidysklnkddpigninl ameiaekhldipkmldaedivntpkpderaimtyvscfyhafa