>5xkcB (B:) observed residues (from ATOM records)
rqlhlagffsagnvthahgawrhvgatngfltgefykqiartlergkfdllflpdglaie
dsygdnletgvglggqgavaleptsviatmaavtqrlglgatvsttyyppyhvarvfatl
dnlsdgriswnvvtslndsearnfgvdehlehdirydradefleavkklwsswsedalll
dkvggrfadpkkvqyvnhrgrwlsvrgplqvprsrqgepvilqaglsprgrrfagrwaea
vfsvspnldimravyqdikahvaaagrdpeqtkvftavmpvlgeteqvarerleylnslv
hpevglstlsshsglnlskypldtkfsdivadlgdrhvptmlqmfsavagggadltlael
grrygtnvgfvpqwagtaeqiadqlishfeagaadgfiispaylpgiyeefvdqvvpllq
qrgvfrteyegttlrehlglahpevg