>3elcA (A:) observed residues (from ATOM records) emrighgfdvhafggegpiiiggvripyekgllahsdgdvalhaltdallgaaalgdigk lfpdtdpafkgadsrellreawrriqakgytlgnvdvtiiaqapkmlphipqmrvfiaed lgchmddvnvkattteklgftgrgegiaceavallik