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Size exclusion chromatography of pectic extracts. Pectic extracts of PAE mutant lines (right titles) were applied to size exclusion chromatography. Fractions were collected according to depicted scheme (roman numerals); dashed bars indicate fraction borders. Black arrows indicate elution time of dextran standards. ox9 overexpression of the PAE9 coding sequence. comp-1 complementation with the native promoter and genomic sequence of PAE8. n ≥ 5
