>1ux1B (B:) observed residues (from ATOM records)
mnrqelitealkardmayapyskfqvgaalltkdgkvyrgcnienaaysmcnhaeqtalf
kavsegdtefqmlavaadtpgpvspcgacrqviselctkdvivvltnlqgqikemtveel
lpgafssedl