>4mtdA (A:) observed residues (from ATOM records)
tttqellaqaekicaqrnvrltpqrlevlrlmslqdgaisaydlldllreaepqakpptv
yraldflleqgfvhkvestnsyvlchlfdqpthtsamficdrcgavkeecaegvedimht
laakmgfalrhnvieahglcaacveveac