Fig. 1

SDS-PAGE showing Ahl-1 lactonase purification using Ni–NTA spin column. Lane1: flow through, Lane 2: wash 1, Lane 3: purified Ahl-1 in the elution buffer (indicated by an arrow), M2: protein ladder (New England Biolabs, USA)
SDS-PAGE showing Ahl-1 lactonase purification using Ni–NTA spin column. Lane1: flow through, Lane 2: wash 1, Lane 3: purified Ahl-1 in the elution buffer (indicated by an arrow), M2: protein ladder (New England Biolabs, USA)