>1sg4A (A:) observed residues (from ATOM records)
sqrvlvepdagagvavmkfknppvnslslefltelvisleklendksfrgviltsdrpgv
fsagldltemcgrspahyagywkavqelwlrlyqsnlvlvsaingacpaggclvaltcdy
riladnpryciglnetqlgiiapfwlkdtlentighraaeralqlgllfppaealqvgiv
dqvvpeeqvqstalsaiaqwmaipdharqltkammrkatasrlvtqrdadvqnfvsfisk
dsiqkslqm