>4kk8A (A:) observed residues (from ATOM records)
rrrqlirqllerdktplailfmaavvgtlvglaavafdkgvawlqnqrmgalvhtadnyp
llltvaflcsavlamfgyflvrkyapeaggsgipeiegaledqrpvrwwrvlpvkffggl
gtlgggmvlgrqgptvqiggnigrmvldifrlkgdearhtllatgaaaglaaafnaplag
ilfiieemrpqfrytlisikavfigvimstimyrifnhevalidvgklsdaplntlwlyl
ilgiifgifgpifnkwvlgmqdllhrvhggnitkwvlmggaigglcgllgfvapatsggg
fnlipiatagnfsmgmlvfifvarvittllcfssgapggifapmlalgtvlgtafgmvav
elfpqyhleagtfaiagmgallaasirapltgiilvlemtdnyqlilpmiitglgatlla
qftggkplysailartlakqea