>1tlwB (B:) observed residues (from ATOM records)
lsdwwhqsvnvvgsyhtrfgpqirndtyleyeafakkdwfdfygyadapvplfmeieprf
sidkltntdlsfgpfkewyfannyiydmgrnkdgrqstwymglgtdidtglpmslsmnvy
akyqwqnygaanenewdgyrfkikyfvpitdlwggqlsyigftnfdwgsdlgddsgnain
giktrtnnsiasshilalnydhwhysvvarywhdggqwnddaelnfgngnfnvrstgwgg
ylvvgynf