>3cxyA (A:) observed residues (from ATOM records)
tvllevpfsargdripdavaelrtrepirkvrtitgaeawlvssyalctqvledrrfsmk
etaaagaprlnaltvppevvnnmgniadaglrkavmkaitpkapgleqflrdtanslldn
litegapadlrndfadplatalhckvlgipqedgpklfrslsiafmssadpipaakinwd
rdieymagilenpnittglmgelsrlrkdpayshvsdelfatigvtffgagvistgsflt
talisliqrpqlrnllhekpelipagveellrinlsfadglprlatadiqvgdvlvrkge
lvlvlleganfdpehfpnpgsieldrpnptshlafgrgqhfclgsalgrrhaqigieall
kkmpgvdlavpidqlvwrtrfqrriperlpvlw