>4xdcA (A:) observed residues (from ATOM records)
mktiiingvqfntdedttilkfardnnidisalcflnncnndinkceictvevegtglvt
acdtliedgmiintnsdavnekiksrisqlldihefkcgpcnrrenceflklvikykara
skpflpkdkteyvdersksltvdrtkcllcgrcvnacgkntetyamkflnkngktiigae
dekcfddtncllcgqciiacpvaalsekshmdrvknalnapekhvivamapsvrasigel
fnmgfgvdvtgkiytalrqlgfdkifdinfgadmtimeeatelvqrienngpfpmftscc
pgwvrqaenyypellnnlssakspqqifgtasktyypsisgldpknvftvtvmpctskkf
eadrpqmekdglrdidavittrelakmikdakipfakledseadpamgeysgagaifgat
ggvmeaalrsakdfaenaeledieykqvrglngikeaeveinnnkynvavingasnlfkf
mksgminekqyhfievmachggcvngggqphvnpkdlekvdikkvrasvlynqdehlskr
kshentalvkmyqnyfgkpgegraheilhfkykksawshpq