>4lkpA (A:) observed residues (from ATOM records)
atvqqlegrwrlvdskgfdeymkelgvgialrkmgamakpdciitcdgknltiktestlk
ttqfsctlgekfeettadgrktqtvcnftdgalvqhqewdgkestitrklkdgklvvecv
mnnvtctriyekve