all size classes show the same relative distribution pattern of bound escherichia coli rna polymerase molecules ( nucleoside triphosphate : rna nucleotidyltransferase , ec2.7.7.6 ) , used as intramolecular markers , indicating that the dehydration-caused transitions are uniform .
C0035681
rna polymerase
C0035673
rna nucleotidyltransferase