>5n68A (A:) observed residues (from ATOM records)
erptfyrqelnktiwevperyqnlspvgsygsvcaafdtktglrvavkklsrpfqsiiha
krtyrelrllkhmkhenviglldvftparsleefndvylvthlmgadlnnikltddhvqf
liyqilrglkyihsadiihrdlkpsnlavnedcelkildfgtrwyrapeimlnwmhynqt
vdiwsvgcimaelltgrtlfpgtdhidqlklilrlvgtpgaellkkissesarnyiqslt
qmpkmnfanvfiganplavdllekmlvldsdkritaaqalahayfaqyhdpddepvadpy
dqsfesrdllidewksltydevisfvpp