>2fzlA (A:) observed residues (from ATOM records) hlakytikrifvplaederveyekrekvykqflrargitlrraedfnkivmasgyderay ealraweearriafnsknkirklreilerhrkdkiiiftrhnelvyriskvflipaithr tsreereeilegfrtgrfraivssqvldegidvpdanvgvimsgsgsareyiqrlgrilr pskgkkeavlyelisrg