>1x7gA (A:) observed residues (from ATOM records)
sevalvtgatsgigleiarrlgkeglrvfvcargeeglrttlkelreagveadgrtcdvr
svpeiealvaavverygpvdvlvnnagrpgggataeladelwldvvetnltgvfrvtkqv
lkaggmlergtgrivniastggkqgvvhaapysaskhgvvgftkalglelartgitvnav
cpgfvetpmaasvrehysdiwevsteeafdritarvpigryvqpsevaemvayligpgaa
avtaqalnvcgglgny