4.2.1.78 30 - assay at 747310 4.2.1.78 37 - assay at 715141 4.2.1.78 40 - substrate 3,4-dihydroxyphenylacetaldehyde 5895 4.2.1.78 42 55 - 652296 4.2.1.78 45 55 - 653569 4.2.1.78 50 - - 653569 4.2.1.78 50 - substrate 4-hydroxyphenylacetaldehyde 5895