Fig. 7From: Characterization of a cold-active and salt tolerant esterase identified by functional screening of Arctic metagenomic libraries a 3D-model of Lip3. Helices are shown in red. Strands are shown in blue. The one-helix lid is shown in orange. The catalytic triad is shown in yellow. b Close up view of Lip3 catalytic triad. The residues forming the catalytic triad are shown in yellow. The one helix lid is shown in orangeBack to article page