3.1.1.53 | from fresh tissue by ultracentrifugation (dialysis of supernatant), followed by gel-filtration on Sephadex G-200 column, ion-exchange chromatography on Sephadex-DEAE-A-50 column, second ion-exchange chromatography on DEAE-Sephacel column, isoelectric focussing on ampholine of pH 3.5-9.5 and a saccharose gradient, and final dialysis, 866% purification compared to homogenate |
698132 |