>1g40A (A:) observed residues (from ATOM records)
cctipsrpinmkfknsvetdananynigdtieylclpgyrkqkmgpiyakctgtgwtlfn
qcikrrcpsprdidngqldiggvdfgssityscnsgyhligesksycelgstgsmvwnpe
apicesvkcqsppsisngrhngyedfytdgsvvtyscnsgyslignsgvlcsggewsdpp
tcqivkcphptisngylssgfkrsysyndnvdfkckygyklsgsssstcspgntwkpelp
kcv