>1a7lA (A:) observed residues (from ATOM records)
egklviwingdkgynglaevgkkfekdtgikvtvehpdkleekfpqvaatgdgpdiifwa
hdrfggyaqsgllaeitpdkafqdklypftwdavryngkliaypiavealsliynkdllp
nppktweeipaldkelkakgksalmfnlqepyftwpliaadggyafkyengkydikdvgv
dnagakagltflvdliknkhmnadtdysiaeaafnkgetamtingpwawsnidtskvnyg
vtvlptfkgqpskpfvgvlsaginaaspnkelakeflenylltdegleavnkdkplgava
lksyeeelakdpriaatmenaqkgeimpnipqmsafwyavrtavinaasgrqtvdealkd
gsqdprvrglyfpaggsecc