>3t80A (A:) observed residues (from ATOM records)
amrighgfdvhafggegpiiiggvripyekgllahsdgdvalhaltdallgaaalgdigk
lfpdtdpafkgadsrellreawrriqakgytlgnvdvtiiaqapkmlphipqmrvfiaed
lgchmdevnvkattteklgftgrgegiaceavallmk