>3kcfB (B:) observed residues (from ATOM records)
isegttlkdliydmttsgsgsglpllvqrtiartivlqesigkgrfgevwrgkwrgeeva
vkifssreerswfreaeiyqtvmlrhenilgfiaadnkdngtwtqlwlvsdyhehgslfd
ylnrytvtvegmiklalstasglahlhmeigkpaiahrdlksknilvkkngtcciadlgl
avrhdsatdtidihrvgtkrymapevlddsinmkhfesfkradiyamglvfweiarrcsi
ggihedyqlpyydlvpsdpsveemrkvvceqklrpnipnrwqscealrvmakimrecwya
ngaarltalrikktlsqlsqqegi